diff --git a/admin/admin_forums.php b/admin/admin_forums.php
index 3fd1319..2887aff 100644
--- a/admin/admin_forums.php
+++ b/admin/admin_forums.php
@@ -36,7 +36,7 @@ function GenerateDefaultDisplay()
 	$cache_id=1;
 	$sql = "SELECT * FROM ".FORUMS_TABLE." ORDER BY `c_id`, `sort`";
 	$query = DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.');
-	while($result = @mysql_fetch_array($query))
+	while($result = DataBase::fetch($query))
 	{
 		$forum[$cache_id]['f_id'] = $result['f_id'];
 		$forum[$cache_id]['name'] = $result['name'];
@@ -59,7 +59,7 @@ function GenerateDefaultDisplay()
 	//add forums and categories
 	$sql = "SELECT * FROM `".CATS_TABLE."` ORDER BY `sort`";
 	$query = DataBase::sql_query($sql,'CRITICAL','Could not obtain categories information.');
-	while($result = mysql_fetch_array($query))
+	while($result = DataBase::fetch($query))
 	{
 		$skin = array(
 		'category' => $result['name'],
@@ -115,11 +115,11 @@ switch($_GET['mode'])
 					{
 						$cat_name = strip_tags($_POST['cat_name']);
 						$sql = "SELECT `sort` FROM `".CATS_TABLE."` ORDER BY `sort` DESC LIMIT 1";
-						$last =  @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain last category sort id'));
+						$last =  DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain last category sort id'));
 						$sort = $last ['sort'];
 						$sort = $sort+1;
 						$sql = "SELECT `c_id` FROM `".CATS_TABLE."` ORDER BY `c_id` DESC LIMIT 1";
-						$last =  @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain last category id'));
+						$last =  DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain last category id'));
 						$last = $last['c_id'];
 						$last = $last +1;
 						$sql = "INSERT INTO `".CATS_TABLE."` VALUES ('$last','$cat_name','$sort')";
@@ -169,11 +169,11 @@ switch($_GET['mode'])
 							$forum_lock = (isset($_POST['forum_locked'])) ? 1 : 0;
 							$allow_moderate = (isset($_POST['allow_moderate'])) ? 1 : 0;
 							$sql = "SELECT `sort`, `c_id` FROM `".FORUMS_TABLE."` WHERE `c_id`='$forum_cat' ORDER BY `sort` DESC LIMIT 1";
-							$last =  @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain last forum sort id'));
+							$last =  DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain last forum sort id'));
 							$sort = $last ['sort'];
 							$sort = $sort+1;
 							$sql = "SELECT `f_id` FROM `".FORUMS_TABLE."` ORDER BY `f_id` DESC LIMIT 1";
-							$last =  @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain last forum id'));
+							$last =  DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain last forum id'));
 							$last = $last['f_id'];
 							$last = $last +1;
 							$sql = "INSERT INTO `".FORUMS_TABLE."` VALUES ('$last','$forum_lock','$allow_moderate',  '$forum_name', '$forum_desc','$forum_cat','$sort')";
@@ -243,13 +243,13 @@ switch($_GET['mode'])
 	        		{
 					$i1 = $_GET['c'];
 					$sql = "SELECT `sort`, `c_id` FROM ".CATS_TABLE." WHERE `c_id`='$i1'";
-					$s1 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
+					$s1 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
 					$s1 = $s1['sort'];
 					$s2 = $s1 -1;
 					if ($s1>1)
 					{
 						$sql = "SELECT `sort`, `c_id` FROM ".CATS_TABLE." WHERE `sort`='$s2'";
-						$s2 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
+						$s2 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
 						$i2 = $s2['c_id'];
 						$s2 = $s2['sort'];
 						$sql = "UPDATE ".CATS_TABLE." SET `sort`='$s2' WHERE `c_id`='$i1'";
@@ -266,14 +266,14 @@ switch($_GET['mode'])
 				{
 					$i1 = $_GET['f'];
 					$sql = "SELECT `sort`, `c_id`, `f_id` FROM ".FORUMS_TABLE." WHERE `f_id`='$i1'";
-					$s1 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.'));
+					$s1 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.'));
 					$cid = $s1['c_id'];
 					$s1 = $s1['sort'];
 					$s2 = $s1 -1;
 					if ($s1>1)
 					{
 						$sql = "SELECT `sort`, `c_id`, `f_id` FROM ".FORUMS_TABLE." WHERE `sort`='$s2' AND `c_id`='$cid'";
-						$s2 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not forum forum information.'));
+						$s2 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not forum forum information.'));
 						$i2 = $s2['f_id'];
 						$s2 = $s2['sort'];
 						$sql = "UPDATE ".FORUMS_TABLE." SET `sort`='$s2' WHERE `f_id`='$i1'";
@@ -306,15 +306,15 @@ switch($_GET['mode'])
 					$i1 = $_GET['c'];
 					$i2 = $i1 +1;
 					$sql = "SELECT `sort`, `c_id` FROM ".CATS_TABLE." WHERE `c_id`='$i1'";
-					$s1 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
+					$s1 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
 					$s1 = $s1['sort'];
 					$s2 = $s1 +1;
 					$sql = "SELECT `c_id` FROM ".CATS_TABLE;
-					$count = @mysql_num_rows(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
+					$count = DataBase::num_rows(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
 					if ($s1<$count)
 					{
 						$sql = "SELECT `sort`, `c_id` FROM ".CATS_TABLE." WHERE `sort`='$s2'";
-						$s2 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
+						$s2 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain category information.'));
 						$i2 = $s2['c_id'];
 						$s2 = $s2['sort'];
 						$sql = "UPDATE ".CATS_TABLE." SET `sort`='$s2' WHERE `c_id`='$i1'";
@@ -332,16 +332,16 @@ switch($_GET['mode'])
 					$i1 = $_GET['f'];
 					$i2 = $i1 +1;
 					$sql = "SELECT `sort`, `c_id`, `f_id` FROM ".FORUMS_TABLE." WHERE `f_id`='$i1'";
-					$s1 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.'));
+					$s1 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.'));
 					$cid = $s1['c_id'];
 					$s1 = $s1['sort'];
 					$s2 = $s1 +1;
 					$sql = "SELECT `f_id` FROM ".FORUMS_TABLE." WHERE `c_id`='$cid'";
-					$count = @mysql_num_rows(DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.'));
+					$count = DataBase::num_rows(DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.'));
 					if ($s1<$count)
 					{
 						$sql = "SELECT `sort`, `f_id` FROM ".FORUMS_TABLE." WHERE `sort`='$s2'";
-						$s2 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.'));
+						$s2 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.'));
 						$i2 = $s2['f_id'];
 						$s2 = $s2['sort'];
 						$sql = "UPDATE ".FORUMS_TABLE." SET `sort`='$s2' WHERE `f_id`='$i1'";
@@ -369,11 +369,11 @@ switch($_GET['mode'])
 					$cid = intval($_GET['c']);
 					$sql = "SELECT * FROM `".CATS_TABLE."` WHERE `c_id`='$cid'";
 					$query = DataBase::sql_query($sql,'GENERAL','Could not obtain category information');
-					$result = @mysql_fetch_array($query);
+					$result = DataBase::fetch($query);
 					$sort = $result['sort'];
 					$sql = "SELECT * FROM `".CATS_TABLE."` WHERE `sort`>'$sort'";
 					$query = DataBase::sql_query($sql,'GENERAL','Could not obtain categories information');
-					while($item = @mysql_fetch_array($query))
+					while($item = DataBase::fetch($query))
 					{
 						$new_sort = $item['sort']-1;
 						$cid2 = $item['c_id'];
@@ -382,7 +382,7 @@ switch($_GET['mode'])
 					}
 					$sql = "SELECT `f_id` FROM `".FORUMS_TABLE."` WHERE `c_id`='$cid'";
 					$query = DataBase::sql_query($sql, 'GENERAL','Could not obtain forum information.');
-					while($item = @mysql_fetch_array($query))
+					while($item = DataBase::fetch($query))
 					{
 						$fid = $item['f_id'];
 						$sql="DELETE FROM `".POSTS_TABLE."` WHERE `f_id`='$fid'";
@@ -403,11 +403,11 @@ switch($_GET['mode'])
 					$fid = intval($_GET['f']);
 					$sql = "SELECT * FROM `".FORUMS_TABLE."` WHERE `f_id`='$fid'";
 					$query = DataBase::sql_query($sql,'GENERAL','Could not obtain forum information');
-					$result = @mysql_fetch_array($query);
+					$result = DataBase::fetch($query);
 					$sort = $result['sort'];
 					$sql = "SELECT * FROM `".FORUMS_TABLE."` WHERE `sort`>'$sort'";
 					$query = DataBase::sql_query($sql,'GENERAL','Could not obtain forums information');
-					while($item = @mysql_fetch_array($query))
+					while($item = DataBase::fetch($query))
 					{
 						$new_sort = $item['sort']-1;
 						$fid1 = $item['f_id'];
@@ -439,7 +439,7 @@ switch($_GET['mode'])
 		        		{
 	      					$cat_name = strip_tags($_POST['cat_name']);
 						$sql = "SELECT `sort`, `c_id` FROM `".FORUMS_TABLE."` WHERE `c_id`='$cat_name' ORDER BY `sort` DESC LIMIT 1";
-	      					$last =  @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain last forum sort id'));
+	      					$last =  DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain last forum sort id'));
 	      					$sort = $last ['sort'];
 	      					$sort = $sort+1;
 		      				$sql = "UPDATE `".CATS_TABLE."` SET `name`='$cat_name', `sort`='$sort' WHERE `c_id`='$cid'";
@@ -455,7 +455,7 @@ switch($_GET['mode'])
 				}
 				else
 				{
-		    			$tmp = mysql_fetch_array(DataBase::sql_query("SELECT `name` FROM `".CATS_TABLE."` WHERE `c_id`='$cid'",'GENERAL','Could not obtain category information'));
+		    			$tmp = DataBase::fetch(DataBase::sql_query("SELECT `name` FROM `".CATS_TABLE."` WHERE `c_id`='$cid'",'GENERAL','Could not obtain category information'));
 					$tmp = $tmp['name'];
 					$_POST['cat_name'] = $tmp;
 					if($tmp['name']=='')
@@ -496,14 +496,14 @@ switch($_GET['mode'])
 		      					$forum_cat = $_POST['forum_cat'];
 							$sql = "SELECT * FROM `".FORUMS_TABLE."` WHERE `f_id`='$fid'";
 							$query = DataBase::sql_query($sql,'GENERAL','Could not obtain forum information');
-							$result = @mysql_fetch_array($query);
+							$result = DataBase::fetch($query);
 							$actual_cid = $result['c_id'];
 							$sort = $result['sort'];
 							if ($actual_cid != $forum_cat)
 							{
 								$sql = "SELECT * FROM `".FORUMS_TABLE."` WHERE `c_id`='$forum_cat' ORDER BY `sort` DESC LIMIT 1";
 								$query = DataBase::sql_query($sql,'GENERAL','Could not obtain forums information');
-								$result = @mysql_fetch_array($query);
+								$result = DataBase::fetch($query);
 								$sort = $result['sort']+1;
 							}
 							
@@ -535,7 +535,7 @@ switch($_GET['mode'])
 				}
 				else
 				{
-		    			$tmp = mysql_fetch_array(DataBase::sql_query("SELECT `name`, `desc` FROM `".FORUMS_TABLE."` WHERE `f_id`='$fid'",'GENERAL','Could not obtain forum information'));
+		    			$tmp = DataBase::fetch(DataBase::sql_query("SELECT `name`, `desc` FROM `".FORUMS_TABLE."` WHERE `f_id`='$fid'",'GENERAL','Could not obtain forum information'));
 					$_POST['forum_name'] = $tmp['name'];
 					$msg='./../skins/'.$default_skin.'/blank.tpl';
 					$_POST['forum_desc'] = $tmp['desc'];
diff --git a/admin/admin_groups.php b/admin/admin_groups.php
index aad455b..8c995e9 100644
--- a/admin/admin_groups.php
+++ b/admin/admin_groups.php
@@ -42,7 +42,7 @@ function GenerateDefaultDisplay()
 	include('./template/groups_beam_body.tpl');
 	$sql = "SELECT `g_id`, `name`, `desc` FROM `".GROUPS_TABLE."` ORDER BY `sort`";
 	$query = DataBase::sql_query($sql, 'GENERAL', 'Could not obtain groups information.');
-	while($item = mysql_fetch_array($query))
+	while($item = DataBase::fetch($query))
 	{
 		$skin = array(
 		'g_id'=>$item['g_id'],
@@ -87,11 +87,11 @@ switch($_GET['mode'])
 	      			$group_name = htmlspecialchars($_POST['group_name']);
 	      			$group_desc = htmlspecialchars($_POST['group_desc']);
 	      			$group_mod = User::UserIdByNick(htmlspecialchars($_POST['group_mod']));
-				$result =  @mysql_fetch_array(DataBase::sql_query("SELECT `sort` FROM `".GROUPS_TABLE."`
+				$result =  DataBase::fetch(DataBase::sql_query("SELECT `sort` FROM `".GROUPS_TABLE."`
 				 ORDER BY `sort` DESC LIMIT 1",'GENERAL','Could not obtain last category sort id'));
 				$group_sort = $result['sort'];
 				$group_sort = $group_sort+1;
-	      			$result = @mysql_fetch_array(DataBase::sql_query("SELECT
+	      			$result = DataBase::fetch(DataBase::sql_query("SELECT
 			        `g_id` FROM ".GROUPS_TABLE." ORDER BY `g_id` DESC LIMIT 1",'GENERAL','Could not obtain last group id.'));
 			      	$group_id = $result['g_id'];
 			      	$group_id = $group_id+1;
@@ -161,7 +161,7 @@ switch($_GET['mode'])
 		else
 		{
 			$sql = "SELECT * FROM `".GROUPS_TABLE."` WHERE `g_id`='$gid'";
-			$g = @mysql_fetch_array(DataBase::sql_query($sql, 'GENERAL','Could not obtain group information.'));
+			$g = DataBase::fetch(DataBase::sql_query($sql, 'GENERAL','Could not obtain group information.'));
 			$_POST['group_name'] = $g['name'];
 			$_POST['group_desc'] = $g['desc'];
 			$_POST['group_mod'] = User::UserInformation($g['m_id'],'nick');
@@ -188,13 +188,13 @@ switch($_GET['mode'])
 		{
 			$i1 = intval($_GET['id']);
 			$sql = "SELECT `sort`, `g_id` FROM ".GROUPS_TABLE." WHERE `g_id`='$i1'";
-			$s1 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
+			$s1 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
 			$s1 = $s1['sort'];
 			$s2 = $s1 -1;			
 			if ($s1>1)
 			{
 				$sql = "SELECT `sort`, `g_id` FROM ".GROUPS_TABLE." WHERE `sort`='$s2'";
-				$s2 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
+				$s2 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
 				$i2 = $s2['g_id'];
 				$s2 = $s2['sort'];
 				$sql = "UPDATE ".GROUPS_TABLE." SET `sort`='$s2' WHERE `g_id`='$i1'";
@@ -213,15 +213,15 @@ switch($_GET['mode'])
 			$i1 = intval($_GET['id']);
 			$i2 = $i1 +1;
 			$sql = "SELECT `sort`, `g_id` FROM ".GROUPS_TABLE." WHERE `g_id`='$i1'";
-			$s1 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
+			$s1 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
 			$s1 = $s1['sort'];
 			$s2 = $s1 +1;
 			$sql = "SELECT `g_id` FROM ".GROUPS_TABLE;
-			$count = @mysql_num_rows(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
+			$count = DataBase::num_rows(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
 			if ($s1<$count)
 			{
 				$sql = "SELECT `sort`, `g_id` FROM ".GROUPS_TABLE." WHERE `sort`='$s2'";
-				$s2 = @mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
+				$s2 = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain group information.'));
 				$i2 = $s2['g_id'];
 				$s2 = $s2['sort'];
 				$sql = "UPDATE ".GROUPS_TABLE." SET `sort`='$s2' WHERE `g_id`='$i1'";
diff --git a/admin/admin_script.php b/admin/admin_script.php
index 7874805..6e27bf2 100644
--- a/admin/admin_script.php
+++ b/admin/admin_script.php
@@ -34,7 +34,7 @@ function AddSkins()
 	global $forum_config;
 	$all='';
 	$query = DataBase::sql_query("SELECT `name`, `s_id` FROM `".SKINS_TABLE."`",'GENERAL','Could not obtain skins information');
-	while($t = @mysql_fetch_array($query))
+	while($t = DataBase::fetch($query))
 	{
 		
 		if ($t['s_id']==$forum_config['defaultskin'])
diff --git a/admin/admin_users.php b/admin/admin_users.php
index b474b12..d6f3c2f 100644
--- a/admin/admin_users.php
+++ b/admin/admin_users.php
@@ -196,7 +196,7 @@ switch($_GET['mode'])
 			}
 		}
 		$sql = "SELECT * FROM ".USERS_TABLE." WHERE `u_id`='$uid'";
-		$userinfo = @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain user information'));
+		$userinfo = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain user information'));
 		if ($userinfo['rank']=='')
 		{
 			admin_message_forum($lng['no_user'],'admin_users.php?mode=view');
@@ -296,7 +296,7 @@ switch($_GET['mode'])
 		  $limit = 'LIMIT 0, 30';
 		  $page=1;
 		}
-		$count = @mysql_fetch_array(DataBase::sql_query("SELECT COUNT(`u_id`) as `u_id` 
+		$count = DataBase::fetch(DataBase::sql_query("SELECT COUNT(`u_id`) as `u_id` 
 		FROM ".USERS_TABLE,'GENERAL','Could not obtain count amout of users'));
 		$count = $count['u_id'];
 		$count = ceil($count /30);
@@ -429,7 +429,7 @@ switch($_GET['mode'])
 		}
 		}
 		$query = DataBase::sql_query($sql,'CRITICAL','Could not obtain user information.');
-		while($result = mysql_fetch_array($query))
+		while($result = DataBase::fetch($query))
 		{
 			$skin = array(
 			'id'=>$result['u_id'],
diff --git a/admin/banlist.php b/admin/banlist.php
index 6d30a81..5af7d2b 100644
--- a/admin/banlist.php
+++ b/admin/banlist.php
@@ -113,7 +113,7 @@ switch($_GET['mode'])
 					{
 						message_forum($lng['no_ban_me'],'banlist.php?mode=view');
 					}
-					$bid =$bid = @mysql_fetch_array(DataBase::sql_query("SELECT 
+					$bid =$bid = DataBase::fetch(DataBase::sql_query("SELECT 
 					  `b_id` FROM ".BANLIST_TABLE." ORDER BY `b_id` DESC",'GENERAL',
 				  	     'Could not obtain last ban id'));
 					$bid = $bid['b_id'];
@@ -167,7 +167,7 @@ switch($_GET['mode'])
 					{
 						message_forum($lng['no_ban_me'],'banlist.php?mode=view');
 					}
-	    				$bid =$bid = @mysql_fetch_array(DataBase::sql_query("SELECT 
+	    				$bid =$bid = DataBase::fetch(DataBase::sql_query("SELECT 
 		    			  `b_id` FROM ".BANLIST_TABLE." ORDER BY `b_id` DESC",'GENERAL',
 	     			  	     'Could not obtain last ban id'));
 					$bid = $bid['b_id'];
@@ -214,7 +214,7 @@ switch($_GET['mode'])
 					$open = fopen($catalog.$_FILES['file']['name'],'r');
 					$file = fread($open, filesize($catalog.$_FILES['file']['name']));
 					$item = @explode("\n",$file);
-	    				$bid = $bid = @mysql_fetch_array(DataBase::sql_query("SELECT 
+	    				$bid = $bid = DataBase::fetch(DataBase::sql_query("SELECT 
 		    			  `b_id` FROM ".BANLIST_TABLE." ORDER BY `b_id` DESC",'GENERAL',
 	     			  	     'Could not obtain last ban id'));
 					$bid = $bid['b_id'];
@@ -296,7 +296,7 @@ switch($_GET['mode'])
     			$bid = $_GET['id'];
 			$sql = "SELECT * FROM ".BANLIST_TABLE." WHERE `b_id`='$bid'";
     			$query = DataBase::sql_query($sql,'CRITICAL','Could not obtain banlist item information');
-			$result = @mysql_fetch_array($query);
+			$result = DataBase::fetch($query);
 			$_POST['ip']=$result['IP'];
 			$_POST['motive'] = $result['motive'];
 			$_POST['u_id'] = ($result['u_id']>0) ? User::UserInformation($result['u_id'],'nick') : 'No profile';
@@ -327,7 +327,7 @@ switch($_GET['mode'])
  	case 'view':
  	{
     		$query = DataBase::sql_query("SELECT `u_id`, `nick` FROM ".USERS_TABLE,'GENERAL','Could not obtain user information');
-		while($result = @mysql_fetch_array($query))
+		while($result = DataBase::fetch($query))
 		{
     			$user[$result['u_id']]['nick'] = $result['nick'];
 		}
@@ -344,14 +344,14 @@ switch($_GET['mode'])
 		);
 		Admin_Over::GenerateHeader();
     		include('./template/banlist_view_body.tpl');
-		if (@mysql_num_rows($query)<1)
+		if (DataBase::num_rows($query)<1)
 		{
     			echo '<tr><td width="'.TABLES_WIDTH.'" colspan="5" height="19"
 			     class="fitem"><p class="fstandard" align="center">'.$lng['banlist_no_items'].'!</p></td></tr>';
 		}
 		else
 		{
-			while($item = @mysql_fetch_array($query))
+			while($item = DataBase::fetch($query))
     			{
 				$skin = array(
 				'user_name'=>($item['u_id']>-1) ? $user[$item['u_id']]['nick'] : 'No profile',
diff --git a/admin/censorlist.php b/admin/censorlist.php
index 2766d30..128da68 100644
--- a/admin/censorlist.php
+++ b/admin/censorlist.php
@@ -51,7 +51,7 @@ switch($_GET['mode'])
 			$file = fread($open, filesize($catalog.$_FILES['file']['name']));
 			$item = @explode(',',$file);
 			$sql = "SELECT `w_id` FROM ".CENSORLIST_TABLE." ORDER BY `w_id` DESC";
-			$last = @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain last word id'));
+			$last = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain last word id'));
 			$last = $last['w_id'];
 			$last= $last +1;
 			for($i=0;$i<count($item);$i++)
@@ -91,7 +91,7 @@ switch($_GET['mode'])
 		{
 	    		$word = strip_tags($_POST['word']);
 			$sql = "SELECT `w_id` FROM ".CENSORLIST_TABLE." ORDER BY `w_id` DESC";
-			$last = @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain last word id'));
+			$last = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain last word id'));
 			$last = $last['w_id'];
 			$last= $last +1;
 			DataBase::sql_query("INSERT INTO ".CENSORLIST_TABLE." VALUES ('$last','$word')",'GENERAL','Could not add censored word.');	
@@ -128,7 +128,7 @@ switch($_GET['mode'])
     			$wid = intval($_GET['w']);
 			$sql = "SELECT * FROM ".CENSORLIST_TABLE." WHERE `w_id`='$wid'";
     			$query = DataBase::sql_query($sql,'CRITICAL','Could not obtain censorlist words');
-			$result = @mysql_fetch_array($query);
+			$result = DataBase::fetch($query);
 			$_POST['word']=$result['word'];
 			$skin = array(
     			'action'=>'censorlist.php?mode=edit&w='.$wid,
@@ -160,14 +160,14 @@ switch($_GET['mode'])
 		);
 		Admin_Over::GenerateHeader();
     		include('./template/censorlist_view_body.tpl');
-		if (@mysql_num_rows($query)<1)
+		if (DataBase::num_rows($query)<1)
 		{
     			echo '<table class="maintable"><tr><td width="'.TABLES_WIDTH.'" colspan="8" height="19"
 			     class="fitem"><p class="fstandard" align="center">'.$lng['no_words'].'!</p></td></tr></table>';
 		}
 		else
 		{
-			while($item = @mysql_fetch_array($query))
+			while($item = DataBase::fetch($query))
     			{
 				$skin = array(
 				'L.word_name'=>$item['word'],
diff --git a/admin/check_script.php b/admin/check_script.php
index 0e0fd63..7ab980f 100644
--- a/admin/check_script.php
+++ b/admin/check_script.php
@@ -47,7 +47,7 @@ function check_size_md5($file)
 function mysqlversion()
 {
 	$temp = '';
-	$result = mysql_fetch_array(DataBase::sql_query("SELECT VERSION() AS mysql_version",'GENERAL','Could not read mysql version.'));
+	$result = DataBase::fetch(DataBase::sql_query("SELECT VERSION() AS mysql_version",'GENERAL','Could not read mysql version.'));
 	$result = $result['mysql_version'];
 	for($i=0;$i<5;$i++)
 	{
@@ -63,7 +63,7 @@ function db_size()
 	$sql = "SHOW TABLE STATUS";
 	$db_size = 0;
 	$query = DataBase::sql_query($sql,'GENERAL','Could not obtain database size');
-	while ($result = @mysql_fetch_array($query))
+	while ($result = DataBase::fetch($query))
 	{
    		$db_size += $result['Index_length'];
 	}
@@ -146,7 +146,12 @@ $skin=array(
 //php version
 'L.php_version'=>$lng['php_version'],
 'PHP.version'=>phpversion(),
-'PHP.value' => (phpversion()>='4.3.10')  ? '<font color="green">OK</font>' : ' <font color="red">Error - No OK</font>',
+'PHP.value' => (phpversion()>='5.0.7')  ? '<font color="green">OK</font>' : ' <font color="red">Error - No OK</font>',
+
+//extension MySQLi loaded?
+'L.mySQLi_loaded'=>$lng['mysqli_loaded'],
+'mySQLi_loaded'=>(extension_loaded('mysqli')) ? $lng['yes'] : $lng['no'],
+'mySQLi_loaded.value'=> (extension_loaded('mysqli')) ? '<font color="green">OK</font>' : ' <font color="red">Error - No OK</font>',
 
 //mysql version
 'mySQL.version'=>$sql_version,
diff --git a/admin/smilelist.php b/admin/smilelist.php
index a65005b..e536392 100644
--- a/admin/smilelist.php
+++ b/admin/smilelist.php
@@ -49,7 +49,7 @@ switch($_GET['mode'])
 				{
 	    				$sql = "SELECT * FROM ".SMILES_TABLE." ORDER BY `s_id` DESC LIMIT 1";
     					$query = DataBase::sql_query($sql,'CRITICAL','Could not obtain smilelist item information');
-					$result = @mysql_fetch_array($query);
+					$result = DataBase::fetch($query);
 					$smile_id = $result['s_id'];
 					$smile_id = $smile_id +1;
 					$smile_word = strip_tags($_POST['word']);
@@ -92,7 +92,7 @@ switch($_GET['mode'])
 					$open = @fopen($catalog.$_FILES['file']['name'],'r');
 					$file = @fread($open, filesize($catalog.$_FILES['file']['name']));
 					$item = @explode("\n",$file);
-	    				$bid = $bid = @mysql_fetch_array(DataBase::sql_query("SELECT 
+	    				$bid = $bid = DataBase::fetch(DataBase::sql_query("SELECT 
 		    			  `s_id` FROM ".SMILES_TABLE." ORDER BY `s_id` DESC",'GENERAL',
 	     			  	     'Could not obtain last smile id'));
 					$sid = $sid['s_id'];
@@ -157,7 +157,7 @@ switch($_GET['mode'])
     			$sid = intval($_GET['id']);
 			$sql = "SELECT * FROM ".SMILES_TABLE." WHERE `s_id`='$sid'";
     			$query = DataBase::sql_query($sql,'CRITICAL','Could not obtain smilelist item information');
-			$result = @mysql_fetch_array($query);
+			$result = DataBase::fetch($query);
 			if ($result['s_id']=='')
 			{
 				admin_message_forum($lng['no_smile'],'smilelist.php?mode=view');
@@ -198,14 +198,14 @@ switch($_GET['mode'])
 		);
 		Admin_Over::GenerateHeader();
     		include('./template/smilelist_view_body.tpl');
-		if (@mysql_num_rows($query)<1)
+		if (DataBase::num_rows($query)<1)
 		{
     			echo '<table class="maintable"><tr><td width="'.TABLES_WIDTH.'" colspan="8" height="19"
 			     class="fitem"><p class="fstandard" align="center">'.$lng['smilelist_no_items'].'!</p></td></tr></table>';
 		}
 		else
 		{
-			while($item = @mysql_fetch_array($query))
+			while($item = DataBase::fetch($query))
     			{
 				$skin = array(
 				'smile_word'=>$item['smile'],
diff --git a/admin/styles.php b/admin/styles.php
index 3e8d26b..d2523fe 100644
--- a/admin/styles.php
+++ b/admin/styles.php
@@ -90,7 +90,7 @@ switch($_GET['mode'])
 		include('./template/skins_beam_body.tpl');
 		$sql = "SELECT * FROM ".SKINS_TABLE;
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain skins information');
-		while ($item = @mysql_fetch_array($query))
+		while ($item = DataBase::fetch($query))
 		{
 			$skin=array(
 			'L.delete' => $lng['delete'],
diff --git a/admin/template/check_script.tpl b/admin/template/check_script.tpl
index 9bba17f..f3ff63f 100644
--- a/admin/template/check_script.tpl
+++ b/admin/template/check_script.tpl
@@ -23,6 +23,14 @@
       	</td>
       </tr>
       <tr>	
+      <td class="fitem" align="right" width="40%" height="19">
+      		<span class="fstandard"><?= $skin['L.mySQLi_loaded']; ?> (<?= $skin['mySQLi_loaded']?>):&nbsp;&nbsp;</span>
+      	</td>
+      	<td class="fitem" width="60%" height="19">
+      		<span class="fstandard"><b><?= $skin['mySQLi_loaded.value'] ?></b></span>
+      	</td>
+      </tr>
+      <tr>	
       <td class="fitem" align="right" width="40%" height="19">
       		<span class="fstandard"><?= $skin['L.mySQL_version']; ?> (<?= $skin['mySQL.version']?>):&nbsp;&nbsp;</span>
       	</td>
diff --git a/common.php b/common.php
index f0f3d56..dcf61e3 100644
--- a/common.php
+++ b/common.php
@@ -13,10 +13,14 @@ if (is_dir('install'))
 	die('<font color="red" face="Verdana" size="6">Please delete or rename catalog "install"</font>');
 }
 
+if (phpversion()<'5.0.7')
+{
+	die('&micro;Forum requires PHP 5.0.7 or later');
+}
 //set global preferences from DataBase
 $sql="SELECT * FROM ".CONFIG_TABLE."";
 $query=DataBase::sql_query($sql,'CRITICAL','Could not obtain config information');
-while($result=mysql_fetch_array($query))
+while($result=DataBase::fetch($query))
 {
 	if (($result['name']=='') or ($result['name']=='0'))
 	{
@@ -49,7 +53,7 @@ if ($_SESSION['uid']>0)
 	$ip = $_SERVER['REMOTE_ADDR'];
 	$uid = $_SESSION['uid'];
 	$sql = "SELECT `IP`, `u_id`,  `motive` FROM ".BANLIST_TABLE." WHERE `IP`='$ip' OR `u_id`='$uid'";
-	$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain ban information'));
+	$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain ban information'));
 	$motive = $result['motive'];
 	$db_ip = $result['IP'];
 	$db_uid = $result['u_id'];
@@ -73,7 +77,7 @@ else
 	$sql = "SELECT * FROM ".USERS_TABLE." WHERE `u_id`='-1'";
 }
 $query = DataBase::sql_query($sql, 'GENERAL','Could not obtain loged user information');
-$userdata = mysql_fetch_array($query);
+$userdata = DataBase::fetch($query);
 define('RANK', $userdata['rank']);
 
 define('TABLES_WIDTH',$forum_config['tables_width']);
diff --git a/forum.php b/forum.php
index 72ca266..5dee762 100644
--- a/forum.php
+++ b/forum.php
@@ -54,10 +54,10 @@ include('./skins/'.$default_skin.'/overall_header.tpl');
 include('./skins/'.$default_skin.'/forum_body.tpl');
 $sql = "SELECT ".TOPICS_TABLE.".*, ".USERS_TABLE.".* FROM ".TOPICS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".TOPICS_TABLE.".author = ".USERS_TABLE.".u_id WHERE f_id='$fid' ORDER BY  `sticky` DESC, `lastpost_time` DESC $limit;";
 $query = DataBase::sql_query($sql,'GENERAL','Could not obtain topics information');
-$value = mysql_num_rows($query);
+$value = DataBase::num_rows($query);
 if ($value>0)
 {   
-	while($record = mysql_fetch_array($query))
+	while($record = DataBase::fetch($query))
 	{
 		$skin = array(
 		't_id'=>$record['t_id'],
diff --git a/groups.php b/groups.php
index a71171b..24bc67f 100644
--- a/groups.php
+++ b/groups.php
@@ -69,7 +69,7 @@ if(isset($_GET['mode']))
 				$_POST['delnick']='';
 			}
 			$sql = "SELECT `g_id`, `name`, `desc`, `m_id` FROM `".GROUPS_TABLE."` WHERE `g_id`='$gid'";
-			$group = mysql_fetch_array(DataBase::sql_query($sql, 'GENERAL', 'Could not obtain groups information.'));
+			$group = DataBase::fetch(DataBase::sql_query($sql, 'GENERAL', 'Could not obtain groups information.'));
 			if ($group['g_id']=='')
 			{
 				message_forum($lng['no_group'], 'index.php');
@@ -90,10 +90,10 @@ if(isset($_GET['mode']))
 			include('./skins/'.$default_skin.'/group_view_head_body.tpl');
 			$sql = "SELECT ".USERS_GROUP_TABLE.".*, ".USERS_TABLE.".* FROM `".USERS_GROUP_TABLE."` LEFT JOIN ".USERS_TABLE." ON ".USERS_TABLE.".u_id =".USERS_GROUP_TABLE.".u_id WHERE `g_id`='$gid'";
 			$query = DataBase::sql_query($sql, 'GENERAL', 'Could not obtain users in groups information.');
-			$amout = @mysql_num_rows($query);
+			$amout = DataBase::num_rows($query);
 			if ($amout>0)
 			{
-				while($result = mysql_fetch_array($query))
+				while($result = DataBase::fetch($query))
 				{
 					$skin = array(
 					'id'=>$result['u_id'],
@@ -143,9 +143,9 @@ else
 	include('./skins/'.$default_skin.'/overall_header.tpl');	
 	$sql = "SELECT `g_id`, `name`, `desc` FROM `".GROUPS_TABLE."` ORDER BY `sort`";
 	$query = DataBase::sql_query($sql, 'GENERAL', 'Could not obtain groups information.');
-	if (@mysql_num_rows($query)>0)
+	if (DataBase::num_rows($query)>0)
 	{
-		while($item = mysql_fetch_array($query))
+		while($item = DataBase::fetch($query))
 		{
 			$skin = array(
 			'g_id'=>$item['g_id'],
diff --git a/includes/admin/class_forum.php b/includes/admin/class_forum.php
index 4f99ca2..478d791 100644
--- a/includes/admin/class_forum.php
+++ b/includes/admin/class_forum.php
@@ -19,7 +19,7 @@ class Admin_Forum
 		$cat = Forum::ForumInformation($fid,'c_id');
 		$all='';
 		$query = DataBase::sql_query("SELECT `name`, `c_id` FROM `".CATS_TABLE."`",'GENERAL','Could not obtain category information');
-		while($t = @mysql_fetch_array($query))
+		while($t = DataBase::fetch($query))
 		{
 		
 			if ($t['c_id']==$cat)
diff --git a/includes/admin/class_main.php b/includes/admin/class_main.php
index 0f9e40d..4bcc81b 100644
--- a/includes/admin/class_main.php
+++ b/includes/admin/class_main.php
@@ -38,7 +38,7 @@ class Admin_Over
 		global $default_skin;
 		$all='';
 		$query = DataBase::sql_query("SELECT `name`, `s_id` FROM `".SKINS_TABLE."`",'GENERAL','Could not obtain skins information');
-		while($t = @mysql_fetch_array($query))
+		while($t = DataBase::fetch($query))
 		{
 		
 			if ($t['name']==$default_skin)
@@ -104,14 +104,14 @@ class Admin_Over
 		{
 			$result = User::UserInformation($_SESSION['uid'],'skin');
 			$sql = "SELECT * FROM `".SKINS_TABLE."` WHERE `s_id`='$result'";
-			$result = mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain skin information.'));
+			$result = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain skin information.'));
 			return $result['name'];
 			}
 			else
 			{
 				$result = $forum_config['defaultskin'];
 				$sql = "SELECT * FROM `".SKINS_TABLE."` WHERE `s_id`='$result'";
-				$result = mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain skin information.'));
+				$result = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain skin information.'));
 				return $result['name'];
 			}
 	}
@@ -131,14 +131,14 @@ class Admin_Over
 	{
 		$sql = "SELECT `t_id` FROM ".TOPICS_TABLE.";";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain total posts information');
-		$result = mysql_num_rows($query);
+		$result = DataBase::num_rows($query);
 		return($result);
 	}
 	function TotalPosts()
 	{
 		$sql = "SELECT `p_id` FROM ".POSTS_TABLE.";";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain total posts information');
-		$result = mysql_num_rows($query);
+		$result = DataBase::num_rows($query);
 		return($result);
 	}
 	function GenerateHeader()
diff --git a/includes/cache/cache_forums.php b/includes/cache/cache_forums.php
index c35d426..ee23c29 100644
--- a/includes/cache/cache_forums.php
+++ b/includes/cache/cache_forums.php
@@ -14,7 +14,7 @@ if(!defined('IN_uF'))
 //cache forums and posts - version v1.0 Alpha 2---------------------------------
 $default_skin = ViewSkinName();
 $sql = "SELECT `name`,`lock` FROM ".FORUMS_TABLE." WHERE `f_id`='$fid' LIMIT 1";
-$result = @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain forum information'));
+$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain forum information'));
 if ($result['name']=='')
 {
 	message_forum($lng['no_forum'],'index.php');
@@ -25,13 +25,13 @@ $forum = array(
 );
 $sql = "SELECT COUNT(*) as `p_id`, `t_id` FROM ".POSTS_TABLE." GROUP BY `t_id`";
 $query = DataBase::sql_query($sql,'GENERAL', 'Could not obtain amout of posts in forum');
-while($result = @mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$count_topic[$result['t_id']]=$result['p_id'];
 }
 /*$sql = "SELECT ".POSTS_TABLE.".*, ".USERS_TABLE.".* FROM ".POSTS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".USERS_TABLE.".u_id = ".POSTS_TABLE.".u_id WHERE `f_id`='$fid' ORDER BY `ptime`";
 $query = DataBase::sql_query($sql,'GENERAL', 'Could not obtain amout of posts in forum');
-while($result = @mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$lastpost[$result['t_id']]['tp_id']=$result['tp_id'];
 	$lastpost[$result['t_id']]['u_id']=$result['u_id'];
@@ -65,7 +65,7 @@ else
   $limit = 'LIMIT 0, '.$limiter;
   $page=1;
 }
-$count = @mysql_fetch_array(DataBase::sql_query("SELECT COUNT(`t_id`) as `t_id` 
+$count = DataBase::fetch(DataBase::sql_query("SELECT COUNT(`t_id`) as `t_id` 
 FROM ".TOPICS_TABLE." WHERE `f_id`='$fid'",'GENERAL','Could not obtain count amout of topics'));
 $count = $count['t_id'];
 $count = ceil($count / $limiter);
diff --git a/includes/cache/cache_index.php b/includes/cache/cache_index.php
index f2a46b1..de6a887 100644
--- a/includes/cache/cache_index.php
+++ b/includes/cache/cache_index.php
@@ -15,34 +15,23 @@ if(!defined('IN_uF'))
 //cache forums and posts - version v1.0 Alpha 2---------------------------------
 //
 //lastpost in forum cache
-/*$sql = "SELECT ".POSTS_TABLE.".*, ".USERS_TABLE.".* FROM ".POSTS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".POSTS_TABLE.".u_id = ".USERS_TABLE.".u_id GROUP BY `f_id`, `ptime` ORDER BY `ptime`";
-$query = DataBase::sql_query($sql,'GENERAL','Could not obtain last post in topic', true);
-$post_count = @mysql_num_rows($query);
-while($result = @mysql_fetch_array($query))
-{
-	$last_post[$result['f_id']]['tp_id'] = $result['tp_id'];
-	$last_post[$result['f_id']]['u_id'] = $result['u_id'];
-	$last_post[$result['f_id']]['t_id'] = $result['t_id'];
-	$last_post[$result['f_id']]['time'] = $result['ptime'];
-	$last_post[$result['f_id']]['user_rank'] = $result['rank'];
-	$last_post[$result['f_id']]['user_nick'] = $result['nick'];	
-}*/
 //cache forums --don't modify!!!
 $cache_id=1;
 $sql = "SELECT ".FORUMS_TABLE.".*, COUNT(".POSTS_TABLE.".p_id) as amout, ".POSTS_TABLE.".f_id AS count FROM ".FORUMS_TABLE." LEFT JOIN ".POSTS_TABLE." ON ".FORUMS_TABLE.".f_id=  ".POSTS_TABLE.".f_id GROUP BY `f_id`  ORDER BY `c_id`, `sort`";
 $query = DataBase::sql_query($sql,'CRITICAL','Could not obtain forum information.');
-while($result = @mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$forum[$cache_id]['f_id'] = $result['f_id'];
 	$forum[$cache_id]['name'] = $result['name'];
 	$forum[$cache_id]['desc'] = $result['desc'];
 	$forum[$cache_id]['c_id'] = $result['c_id'];
 	$forum[$cache_id]['sort'] = $result['sort'];
+	$forum[$cache_id]['lastpost'] = $result['lastpost'];
 	$count_forum[$result['f_id']] = $result['amout'];
 	$cache_id+=1;
 }
 $sql = "SELECT `u_id`,`nick`, `regdate` AS count FROM ".USERS_TABLE." ORDER BY `regdate` DESC";
 $query = DataBase::sql_query($sql,'GENERAL','Could not obtain amout of count users information');
-$lastuser = @mysql_fetch_array($query);
-$count_users = @mysql_num_rows($query) -1;
+$lastuser = DataBase::fetch($query);
+$count_users = DataBase::num_rows($query) -1;
 ?> 
diff --git a/includes/cache/cache_topic.php b/includes/cache/cache_topic.php
index dbff6bc..4f1f66e 100644
--- a/includes/cache/cache_topic.php
+++ b/includes/cache/cache_topic.php
@@ -13,7 +13,7 @@ if(!defined('IN_uF'))
 }
 //||topic.php script cache  ------------------------------------------------------------------------------
 $sql = "SELECT ".TOPICS_TABLE.".*, ".TOPICS_TABLE.".name AS topic_name, ".TOPICS_TABLE.".lock AS topic_lock, ".FORUMS_TABLE.".* FROM ".TOPICS_TABLE." LEFT JOIN ".FORUMS_TABLE." ON ".TOPICS_TABLE.".f_id = ".FORUMS_TABLE.".f_id WHERE `t_id`='$tid' LIMIT 1";
-$result = @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain forum information'));
+$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain forum information'));
 if ($result['t_id']=='')
 {
 	message_forum($lng['no_topic'], 'index.php');
@@ -30,8 +30,8 @@ $forum['moderate']=$result['moderate'];
 
 $sql = "SELECT `u_id`,`value` FROM `".WARNINGS_TABLE."`";
 $query = DataBase::sql_query($sql,'GENERAL','Could not obtain user warns information');
-$result = mysql_num_rows($query);
-while ($result = @mysql_fetch_array($query))
+$result = DataBase::num_rows($query);
+while ($result = DataBase::fetch($query))
 {
 	if(!isset($user_warnlevel[$result['u_id']]))
 	{
@@ -50,7 +50,7 @@ while ($result = @mysql_fetch_array($query))
 //check online for user
 $sql = "SELECT `s_id`, `u_id`, `time` FROM ".SESSIONS_TABLE." WHERE time+1250>".time();
 $query = DataBase::sql_query($sql, 'GENERAL', 'Could not read user active.');
-while($result = @mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$user[$result['u_id']]['online']='1';
 }
@@ -81,7 +81,7 @@ else
   $limit = 'LIMIT 0, '.$limiter;
   $page=1;
 }
-$count = @mysql_fetch_array(DataBase::sql_query("SELECT COUNT(`p_id`) as `p_id` 
+$count = DataBase::fetch(DataBase::sql_query("SELECT COUNT(`p_id`) as `p_id` 
 FROM ".POSTS_TABLE." WHERE `t_id`='$tid'",'GENERAL','Could not obtain count amout of posts'));
 $count = $count['p_id'];
 $count = ceil($count / $limiter);
diff --git a/includes/classes/class_forum.php b/includes/classes/class_forum.php
index 03159cd..c0f3aec 100644
--- a/includes/classes/class_forum.php
+++ b/includes/classes/class_forum.php
@@ -19,7 +19,7 @@ class Forum
 		$forum = Topic::TopicInformation($tid,'f_id');
 		$all='';
 		$query = DataBase::sql_query("SELECT `name`, `f_id` FROM `".FORUMS_TABLE."` ORDER BY `f_id`",'GENERAL','Could not obtain forum information');
-		while($t = @mysql_fetch_array($query))
+		while($t = DataBase::fetch($query))
 		{
 		
 			if ($t['f_id']==$forum)
@@ -39,7 +39,7 @@ class Forum
 	{
 		$sql = "SELECT count(*) as `p_id` FROM ".POSTS_TABLE." WHERE f_id='$forum_name'";
   		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain posts information.');
- 		$result = mysql_fetch_array($query); 
+ 		$result = DataBase::fetch($query); 
   		return $result['p_id'];
 	}
 	
@@ -47,17 +47,18 @@ class Forum
 	{
 		global $lng;
 		global $user;
-		global $last_post;
+		global $lastpost;
 		global $userdata;
 		global $forum_config;
   		if ($posts==0) { return '<p align="center" class="fstandard">'.$lng['nopost'].'</p>';}
   		else
   		{
-   			$id = $last_post[$forum]['tp_id'];
-   			$topic = $last_post[$forum]['t_id'];
-   			$userid = $last_post[$forum]['u_id'];
-   			$un = $last_post[$forum]['user_nick'];
-  			$rank = $last_post[$forum]['user_rank'];
+   			$id = $lastpost[0];
+   			$userid = $lastpost[1];	
+   			$topic = $lastpost[2];	
+  			$rank = $lastpost[4];
+  			$un = $lastpost[5];
+ 			
   			switch($rank)
   			{
 				case '0':
@@ -93,13 +94,13 @@ class Forum
 			{
 	    			$page='';
 			}
-			return '<p align="center"><span class="fverysmall"><b>'.GenerateTime($last_post[$forum]['time']).'</b><br></span> <a href="topic.php?t='.$topic.$page.'#p'.$id.'" class="fverysmall"><b>'.$lng['topic'].' #'.$topic.'</b></a><a class="fsmall">: </a><a href="user.php?id='.$userid.'" class="fverysmall">'.$user_color_name.'</a></p>';
+			return '<p align="center"><span class="fverysmall"><b>'.GenerateTime($lastpost[3]).'</b><br></span> <a href="topic.php?t='.$topic.$page.'#p'.$id.'" class="fverysmall"><b>'.$lng['topic'].' #'.$topic.'</b></a><a class="fsmall">: </a><a href="user.php?id='.$userid.'" class="fverysmall">'.$user_color_name.'</a></p>';
  		}
 	}
 	
 	function LastPostImg($postsinforum)
 	{
-		global $last_post;
+		global $lastpost;
 		global $i;
 		global $forum;
 		global $default_skin;
@@ -108,7 +109,7 @@ class Forum
 		{
 			if ($postsinforum>0)
 			{
-				if ($last_post[$forum[$i]['f_id']]['time']>$time)
+				if ($lastpost[3]>$time)
 				{ 
 					return 'folder_new_posts';
 				}
@@ -132,7 +133,7 @@ class Forum
 	{
 		$sql = "SELECT `f_id`, `$inf` FROM ".FORUMS_TABLE."  WHERE f_id='$fid';";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain forum information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result[$inf];
 		return $result;
 	}
diff --git a/includes/classes/class_mod.php b/includes/classes/class_mod.php
index 6bdd52f..d4fafea 100644
--- a/includes/classes/class_mod.php
+++ b/includes/classes/class_mod.php
@@ -40,7 +40,7 @@ class Mod
 	{
 		$sql="SELECT * FROM ".POSTS_TABLE." WHERE `t_id`='$topicid'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain post information');
-		while($item = @mysql_fetch_array($query))
+		while($item = DataBase::fetch($query))
 		{
 			$uid = Topic::PostInformation($item['p_id'],'u_id');
 			$posts = User::UserInformation($uid,'posts');
@@ -84,7 +84,7 @@ class Mod
 		DataBase::sql_query($sql2,'GENERAL','Could not delete post.');
 		$sql = "SELECT * FROM ".POSTS_TABLE."  WHERE p_id>'$postid' AND `t_id`='$tid';";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain post information.'); 
-		while($item=mysql_fetch_array($query))
+		while($item=DataBase::fetch($query))
 		{
 			$number = $item['tp_id'];
 			$number = $number-1;
diff --git a/includes/classes/class_posting.php b/includes/classes/class_posting.php
index 79d0435..0bc1a3e 100644
--- a/includes/classes/class_posting.php
+++ b/includes/classes/class_posting.php
@@ -20,7 +20,7 @@ class Post
 		#read last post in topic
 		$sql = "SELECT * FROM ".POSTS_TABLE." WHERE t_id='$tid' ORDER BY tp_id DESC LIMIT 1;";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not last post information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$forum = $result['f_id'];//forum id
 		$moderate = Forum::ForumInformation($forum,'moderate');
 		$tpid = $result['tp_id'];//post in topic id
@@ -61,7 +61,7 @@ class Post
   		$query = DataBase::sql_query($sql,'GENERAL','Could not add new post.');
   		$sql = "SELECT * FROM ".USERS_TABLE."  WHERE u_id='$uid';";
   		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user information.');
-  		$result = mysql_fetch_array($query);
+  		$result = DataBase::fetch($query);
   		$result = $result['posts'];
   		$result = $result+1;
   		$sql = "UPDATE ".USERS_TABLE." SET posts='$result' WHERE u_id='$uid' ";
@@ -76,7 +76,7 @@ class Post
 		$sql = "SELECT * FROM ".SMILES_TABLE."";
 		$query = DataBase::sql_query($sql,'GENERAL','Cold not obtain smiles information.');
 		$i = 1;
-		while($smile = mysql_fetch_array($query))
+		while($smile = DataBase::fetch($query))
 		{
 			$action = "insertSmile('".$smile['url']."','".$smile['smile']."')";
 			$mouse = "this.style.cursor='hand';";
@@ -100,7 +100,7 @@ class Post
 		$sql = "SELECT * FROM ".SMILES_TABLE."";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain emoticons information.');
 		$i = 1;
-		while($result = mysql_fetch_array($query))
+		while($result = DataBase::fetch($query))
 		{
 			$smile[$i]['smile'] = $result['smile'];
 			$smile[$i]['url'] = $result['url'];
diff --git a/includes/classes/class_topic.php b/includes/classes/class_topic.php
index 5192820..99b07be 100644
--- a/includes/classes/class_topic.php
+++ b/includes/classes/class_topic.php
@@ -116,7 +116,7 @@ class Topic
 	{
 		$sql = "SELECT * FROM ".TOPICS_TABLE."  WHERE t_id='$tid';";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain topic information');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result[$mode];
 		return $result;
 	}
@@ -125,7 +125,7 @@ class Topic
 	{
 		$sql = "SELECT * FROM ".POSTS_TABLE."  WHERE p_id='$pid';";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain topic information');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result[$mode];
 		return $result;
 	}
diff --git a/includes/classes/class_user.php b/includes/classes/class_user.php
index e7ca555..f541403 100644
--- a/includes/classes/class_user.php
+++ b/includes/classes/class_user.php
@@ -25,7 +25,7 @@ class User
 	{
 		$sql = "SELECT `$inf` FROM ".USERS_TABLE."  WHERE u_id='$uid';";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result[$inf];
 		return $result;
 	}
@@ -33,7 +33,7 @@ class User
 	function UserIdByNick($nick)
 	{
 		$sql = "SELECT * FROM `".USERS_TABLE."`  WHERE `nick`='$nick';";
-		$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain user information.'));
+		$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain user information.'));
 		$result = $result['u_id'];
 		/*if ($result=='')
 		{
@@ -120,7 +120,7 @@ class User
 		{
 			$sql = "SELECT * FROM ".USERS_TABLE." WHERE u_id='$uid'";
 			$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user`s rank information.');
-			$result = mysql_fetch_array($query);
+			$result = DataBase::fetch($query);
 			$rank = $result['rank'];
 			if (($rank=='1') or ($rank=='2'))
 			{
@@ -194,7 +194,7 @@ class User
 		if($uid>0)
 		{
 			$sql = "SELECT count(*) as `m_id` FROM ".PM_INBOX_TABLE." WHERE `u_id`='$uid' AND `read`='0'";
-			$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain amounts PM of User.'));
+			$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain amounts PM of User.'));
 			$result = $result['m_id'];
 			if ($result>0)
 			{
diff --git a/includes/classes/secure.php b/includes/classes/secure.php
index d548b16..d26759d 100644
--- a/includes/classes/secure.php
+++ b/includes/classes/secure.php
@@ -18,7 +18,7 @@ class Secure
 		global $lng;
 		$sql = "SELECT * FROM ".FORUMS_TABLE." WHERE f_id='$fid'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain forum information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result['f_id'];
 		if ($result=='')
 		{
@@ -32,7 +32,7 @@ class Secure
 		{
 			$sql = "SELECT * FROM ".CENSORLIST_TABLE.";";
 			$query = DataBase::sql_query($sql,'GENERAL','Could not obtain censorlist information.');
-			while($word = mysql_fetch_array($query))
+			while($word = DataBase::fetch($query))
 			{
 				$text = str_replace($word['word'],'[censored]', $text);
 			} 
@@ -69,7 +69,7 @@ class Secure
 		global $lng;
 		$sql = "SELECT * FROM ".PM_INBOX_TABLE." WHERE m_id='$mid'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result['m_id'];
 		if ($result=='')
 		{
@@ -81,7 +81,7 @@ class Secure
 		global $lng;
 		$sql = "SELECT * FROM ".PM_SENTBOX_TABLE." WHERE m_id='$mid'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result['u_n_id'];
 		if ($result!=$_SESSION['uid'])
 		{
@@ -92,7 +92,7 @@ class Secure
 	{
 		global $lng;
 		$sql = "SELECT * FROM ".PM_INBOX_TABLE." WHERE m_id='$mid'";
-		$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain user information.'));
+		$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain user information.'));
 		$result = $result['u_id'];
 		if ($result!=$_SESSION['uid'])
 		{
@@ -103,7 +103,7 @@ class Secure
 	{
 		global $lng;
 		$sql = "SELECT * FROM ".PM_SENTBOX_TABLE." WHERE m_id='$mid'";
-		$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain user information.'));
+		$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain user information.'));
 		$result = $result['m_id'];
 		if ($result=='')
 		{
@@ -115,7 +115,7 @@ class Secure
 		global $lng;
 		$sql = "SELECT * FROM `".TOPICS_TABLE."` WHERE `t_id`='$tid'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain topic information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result['t_id'];
 		if ($result=='')
 		{
@@ -127,7 +127,7 @@ class Secure
 		global $lng;
 		$sql = "SELECT * FROM ".POSTS_TABLE." WHERE p_id='$pid'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain topic information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result['p_id'];
 		if ($result=='')
 		{
@@ -138,7 +138,7 @@ class Secure
 	{
 		global $lng;
 		$sql = "SELECT * FROM ".USERS_TABLE." WHERE u_id='$uid'";
-		$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain user information.'));
+		$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain user information.'));
 		$result = $result['u_id'];
 		if (($result=='') or ($result=='-1'))
 		{
@@ -149,7 +149,7 @@ class Secure
 	{
 		global $lng;
 		$sql = "SELECT `g_id` FROM `".GROUPS_TABLE."` WHERE g_id='$gid'";
-		$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain group information.'));
+		$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain group information.'));
 		$result = $result['g_id'];
 		if ($result=='')
 		{
@@ -170,10 +170,10 @@ class Secure
 	{
 		global $lng;
 		$sql = "SELECT `f_id`,`lock` FROM `".TOPICS_TABLE."` WHERE `t_id`='$tid'";
-		$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain topic information'));
+		$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain topic information'));
 		$fid = $result['f_id'];
 		$sql2 = "SELECT `lock` FROM `".FORUMS_TABLE."` WHERE `f_id`='$fid'";
-		$result2 = mysql_fetch_array(DataBase::sql_query($sql2,'GENERAL','Could not obtain forum information'));
+		$result2 = DataBase::fetch(DataBase::sql_query($sql2,'GENERAL','Could not obtain forum information'));
 		if (($result['lock']=='1') or ($result2['lock']=='1'))
 		{
 			message_forum($lng['no_posting_topic_locked'],'topic.php?t='.$tid);
@@ -183,7 +183,7 @@ class Secure
 	{
 		global $lng;
 		$sql = "SELECT `lock` FROM `".FORUMS_TABLE."` WHERE `f_id`='$fid'";
-		$result = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain forum information'));
+		$result = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain forum information'));
 		if ($result['lock']=='1')
 		{
 			message_forum($lng['no_posting_forum_locked'],'forum.php?f='.$fid);
diff --git a/includes/db.php b/includes/db.php
index 5c89552..01bd14e 100644
--- a/includes/db.php
+++ b/includes/db.php
@@ -11,16 +11,35 @@ if ( !defined('IN_uF') )
 {
 	die('Hacking attempt');
 }
+
+$db;
+
 class DataBase
 {
 	function db_connect()
 	{
-		$connect = mysql_pconnect(DB_HOST, DB_USER, DB_PASS) or message_die('CRITICAL',' Could not connect to database server.',mysql_error());
-		mysql_query("SET NAMES 'utf8'",$connect);
-		mysql_select_db(DB_NAME, $connect) or message_die('CRITICAL',' Could not connect to database.',mysql_error()); 
+		global $db;
+		
+		$db = new mysqli(DB_HOST, DB_USER, DB_PASS);
+		if (mysqli_connect_errno() != 0)
+		{
+			message_die('CRITICAL',' Could not connect to database server.',$db->error);
+		}
+		
+		if (!$db->set_charset("UTF8"))
+	 	{
+			message_die('CRITICAL', 'Could not set character set UTF-8', $db->error);
+		}
+		if (!$db->select_db(DB_NAME))
+		{
+			message_die('CRITICAL',' Could not select database.', $db->error); 
+		}
 	}
+	
 	function sql_query($sql, $type, $msg, $no_count = false)
 	{
+		global $db;
+		
 		if (isset($_COOKIE['queries']))
 		{
 			$no_count = false;
@@ -30,11 +49,28 @@ class DataBase
 			}
 		}
 		//echo '<span class="fsmall">'.$sql.'<br></span>'; //for optimizing only
-		$query = mysql_query($sql) or message_die($type, $msg, mysql_error());
+		if (!$query = $db->query($sql))
+		{
+			message_die($type, $msg, $db->error);
+		}
+		
 		return $query;
 	}
+	
+	function fetch($query)
+	{	
+   		return $query->fetch_array();
+	}
+	
+	function num_rows($query)
+	{
+		return $query->num_rows;
+	}
+	
 	function new_id($table)
 	{
+		global $db;
+		
 		//check table id
 		switch($table)
 		{
@@ -55,7 +91,7 @@ class DataBase
     			case WARNINGS_TABLE: { $id = 'w_id'; break; }
  		}
  		$sql = "SELECT `$id` FROM $table ORDER BY `$id` DESC LIMIT 1";
- 		$return_id = mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Error with obtain last id.<br> File: db.php, Line: '.__LINE__));
+ 		$return_id = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Error with obtain last id.<br> File: db.php, Line: '.__LINE__));
  		$return_id = $return_id[$id];
  		$return_id = $return_id+1;
  		return $return_id;
diff --git a/includes/emailer.php b/includes/emailer.php
index fa62469..e3b5e36 100644
--- a/includes/emailer.php
+++ b/includes/emailer.php
@@ -79,7 +79,7 @@ function SendMassEmail($title,$content)
 {
    	$sql = "SELECT `email`,`u_id` FROM ".USERS_TABLE." WHERE `u_id`>0";
    	$query = DataBase::sql_query($sql,'CRITICAL','Could not read users table');
-	while($item = @mysql_fetch_array($query))
+	while($item = DataBase::fetch($query))
 	{
        		SendEmail($item['email'], $title, $content);
      	}
diff --git a/includes/misc_functions.php b/includes/misc_functions.php
index 9045053..8f13df4 100644
--- a/includes/misc_functions.php
+++ b/includes/misc_functions.php
@@ -202,7 +202,7 @@ function AddSkins()
 	global $default_skin;
 	$all='';
 	$query = DataBase::sql_query("SELECT `name`, `s_id` FROM `".SKINS_TABLE."`",'GENERAL','Could not obtain skins information');
-	while($t = @mysql_fetch_array($query))
+	while($t = DataBase::fetch($query))
 	{
 		
 		if ($t['name']==$default_skin)
@@ -278,7 +278,7 @@ function TotalPosts()
 {
 	$sql = "SELECT count(*) as `p_id` FROM ".POSTS_TABLE."";
 	$query = DataBase::sql_query($sql,'GENERAL','Could not obtain total posts information');
-	$result = mysql_fetch_array($query);
+	$result = DataBase::fetch($query);
 	$result = $result['p_id'];
 	
 	return($result);
@@ -338,15 +338,13 @@ function ViewSkinName()
 		$result = $forum_config['defaultskin'];
 	}
 	$sql = "SELECT * FROM `".SKINS_TABLE."` WHERE `s_id`='$result'";
-	$result = mysql_fetch_array(DataBase::sql_query($sql,'CRITICAL','Could not obtain skin information.'));
+	$result = DataBase::fetch(DataBase::sql_query($sql,'CRITICAL','Could not obtain skin information.'));
 	
 	return $result['name'];
 }
 
 function GenerateLastPost($id, $type)
-{
-	$last_post = '';
-	
+{	
 	switch ($type)
 	{
    		/** field lastpost in forum format
@@ -356,8 +354,8 @@ function GenerateLastPost($id, $type)
    		{
      			$sql = "SELECT ".POSTS_TABLE.".*, ".USERS_TABLE.".* FROM ".POSTS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".POSTS_TABLE.".u_id = ".USERS_TABLE.".u_id WHERE `f_id`='$id' ORDER BY `ptime` LIMIT 1";
 			$query = DataBase::sql_query($sql,'GENERAL','Could not obtain last post in forum', true);
-			$post_count = @mysql_num_rows($query);
-			$result = mysql_fetch_array($query);
+			$post_count = DataBase::num_rows($query);
+			$result = DataBase::fetch($query);
 
 			$last_post .= $result['tp_id'];
 			$last_post .= ':';
@@ -385,7 +383,55 @@ function GenerateLastPost($id, $type)
 		{
 			$sql = "SELECT ".POSTS_TABLE.".*, ".USERS_TABLE.".* FROM ".POSTS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".USERS_TABLE.".u_id = ".POSTS_TABLE.".u_id WHERE `t_id`='$id' ORDER BY `ptime` LIMIT 1";
 			$query = DataBase::sql_query($sql,'GENERAL', 'Could not obtain amout of posts in topic');
-			$result = mysql_fetch_array($query);
+			$result = DataBase::fetch($query);
+			
+			$last_post .= $result['tp_id'];
+			$last_post .= ':';
+			$last_post .= $result['u_id'];
+			$last_post .= ':';
+			$last_post .= $result['ptime'];
+			$last_post .= ':';
+			$last_post .= $result['rank'];
+			$last_post .= ':';
+			$last_post .= $result['nick'];
+			
+			$sql = "UPDATE ".TOPICS_TABLE." SET
+			`lastpost`='$last_post'
+			WHERE `t_id`='$id'";
+			DataBase::sql_query($sql,'GENERAL','Could not update lastpost in topic');
+			break;
+		} 
+	}
+}
+
+function GeneratePosts($id, $type)
+{
+	switch ($type)
+	{
+		case 1: //for forum
+   		{
+     			$sql = "SELECT COUNT (`p_id`) AS 'count', `f_id` FROM ".POSTS_TABLE." WHERE `f_id`='$id'";
+			$query = DataBase::sql_query($sql,'GENERAL','Could not obtain posts in forum', true);
+			$post_count = DataBase::num_rows($query);
+			$result = DataBase::fetch($query);
+
+			$posts = $result['count'];
+			
+			$sql = "UPDATE ".FORUMS_TABLE." SET
+			`posts`='$last_post'
+			WHERE `f_id`='$id'";
+			DataBase::sql_query($sql,'GENERAL','Could not update lastpost in forum');
+			break;
+		}
+		
+		/** field lastpost in topic format
+   		tp_id:u_id:ptime:rank:nick
+		*/
+		case 2: //for topic
+		{
+			$sql = "SELECT ".POSTS_TABLE.".*, ".USERS_TABLE.".* FROM ".POSTS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".USERS_TABLE.".u_id = ".POSTS_TABLE.".u_id WHERE `t_id`='$id' ORDER BY `ptime` LIMIT 1";
+			$query = DataBase::sql_query($sql,'GENERAL', 'Could not obtain amout of posts in topic');
+			$result = DataBase::fetch($query);
 			
 			$last_post .= $result['tp_id'];
 			$last_post .= ':';
diff --git a/includes/pms/pms_folder.php b/includes/pms/pms_folder.php
index f10825e..07da0e7 100644
--- a/includes/pms/pms_folder.php
+++ b/includes/pms/pms_folder.php
@@ -5,9 +5,9 @@
 //
 $sql = "SELECT `u_id`,`nick`,`rank` FROM `".USERS_TABLE."`";
 $query = DataBase::sql_query($sql,'GENERAL','Could not obtain forums information');
-$user['count']= mysql_num_rows($query);
+$user['count']= DataBase::num_rows($query);
 
-while($result = mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$user[$result['u_id']]['u_id']=$result['u_id'];
 	$user[$result['u_id']]['nick']=$result['nick'];
@@ -53,7 +53,7 @@ switch($_GET['submode'])
 }
 
 $query = DataBase::sql_query($sql,'CRITICAL','Could not obtain messages information');
-$count = mysql_num_rows($query);
+$count = DataBase::num_rows($query);
 
 if ($count==0)
 {
@@ -61,7 +61,7 @@ if ($count==0)
 }
 else
 {
-	while($item=mysql_fetch_array($query))
+	while($item=DataBase::fetch($query))
 	{
 		$skin=array(
 		'mid'=>$item['m_id'],
diff --git a/includes/pms/pms_view.php b/includes/pms/pms_view.php
index 5ee9f72..8eeadeb 100644
--- a/includes/pms/pms_view.php
+++ b/includes/pms/pms_view.php
@@ -4,7 +4,7 @@
 $sql = "SELECT * FROM ".SMILES_TABLE."";
 $query = DataBase::sql_query($sql,'GENERAL','Could not obtain emoticons information.');
 $i = 1;
-while($result = mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$smile[$i]['smile'] = $result['smile'];
 	$smile[$i]['url'] = $result['url'];
@@ -34,7 +34,7 @@ switch($_GET['submode'])
 	}
 }	
 $query = DataBase::sql_query($sql,'CRITICAL','Could not obtain messages information');
-$result = mysql_fetch_array($query);
+$result = DataBase::fetch($query);
 //if message exist....
 if ($result['m_id']=='')
 {
@@ -69,7 +69,7 @@ if ($_GET['submode']=='user')
 $sql = "SELECT * FROM ".USERS_TABLE." WHERE `u_id`='".$result['u_n_id']."'";
 
 $query = DataBase::sql_query($sql,'GENERAL','Could not obtain user information');
-$user = @mysql_fetch_array($query);
+$user = DataBase::fetch($query);
 
 $folder = ($_GET['submode']=='author') ? '<a href="pms.php?mode=folder&amp;submode=sentbox" class="navigator">'.$lng['sentbox'].'</a>' : '<a href="pms.php?mode=folder&amp;submode=inbox" class="navigator">'.$lng['inbox'].'</a>';
 
diff --git a/includes/pms/pms_write.php b/includes/pms/pms_write.php
index 77c0d22..4db6e39 100644
--- a/includes/pms/pms_write.php
+++ b/includes/pms/pms_write.php
@@ -8,7 +8,7 @@ if ((isset($_POST['textedit'])) and (isset($_POST['nmsg'])) and (isset($_POST['u
 	{
 		$nick = strip_tags($_POST['username']);
 		$sql = "SELECT * FROM `".USERS_TABLE."` WHERE `nick`='$nick'";
-		$result = mysql_fetch_array(DataBase::sql_query($sql, 'CRITICAL','Could not obtain user information.'));
+		$result = DataBase::fetch(DataBase::sql_query($sql, 'CRITICAL','Could not obtain user information.'));
 		if ($result['u_id']!='')
 		{
 			$_POST['textedit'] = Secure::TagsReplace($_POST['textedit']);
diff --git a/includes/sessions.php b/includes/sessions.php
index f2c1982..e3e1c62 100644
--- a/includes/sessions.php
+++ b/includes/sessions.php
@@ -58,8 +58,16 @@ function SessRegister()
   		SessDelete($uid);
 		$time = time();
  		$sql = "INSERT INTO ".SESSIONS_TABLE." VALUES ('', '".$_COOKIE[SESS_NAME]."','$uid','$time')";
- 		$result = @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not add new session.',true));
-		return $result;
+ 		$query = DataBase::sql_query($sql,'GENERAL','Could not add new session.',true);
+ 		if (DataBase::num_rows($query)>0)
+ 		{
+ 			$result = DataBase::fetch();
+			return $result;
+		}
+		else
+		{
+    			return false;
+		}
 	}
 }
 
@@ -76,7 +84,7 @@ function SessDelInvalid()
 	{
 		$sql = "SELECT `session_id`, `u_id` FROM ".SESSIONS_TABLE." WHERE `u_id`='".$_SESSION['uid']."'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain session information',true);
- 		$result = mysql_fetch_array($query);
+ 		$result = DataBase::fetch($query);
  		$result = $result['session_id'];	
 		if ($_COOKIE[SESS_NAME]!=$result)
 		{
@@ -90,9 +98,13 @@ function SessDelete($uid)
 {
 	$time = time();
 	$sql = "DELETE FROM ".SESSIONS_TABLE." WHERE  u_id='$uid'";
-	$result = @mysql_fetch_array(DataBase::sql_query($sql, 'GENERAL','Could not delete session',true));
-	$_SESSION['sessionid']='0';
-	return $result['count'];
+	$query = DataBase::sql_query($sql, 'GENERAL','Could not delete session',true);
+	if (DataBase::num_rows($query)>0)
+	{
+		$result = DataBase::fetch($query);
+		$_SESSION['sessionid']='0';
+		return $result['count'];
+	}
 }
 
 function SessView()
@@ -104,9 +116,9 @@ function SessView()
 	$time = time();
 	$sql = "SELECT ".SESSIONS_TABLE.".*, ".USERS_TABLE.".*,  ".SESSIONS_TABLE.".u_id AS u_id FROM ".SESSIONS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".SESSIONS_TABLE.".u_id = ".USERS_TABLE.".u_id WHERE time+1250>$time;";
 	$query = DataBase::sql_query($sql, 'GENERAL','Could not obtain sessions information.');
-	if (@mysql_num_rows($query)>0)
+	if (DataBase::num_rows($query)>0)
 	{
-		while($result = @mysql_fetch_array($query))
+		while($result = DataBase::fetch($query))
 		{
 			$uid = $result['u_id'];
 			switch($result['rank'])
@@ -134,6 +146,6 @@ function SessView()
 	{
 		$name = '<span class="userlink">'.$lng['empty'].'</span>';
 	}
-	return array($name, @mysql_num_rows($query));
+	return array($name, DataBase::num_rows($query));
 }
 ?>
diff --git a/index.php b/index.php
index 8299c4f..22809b5 100644
--- a/index.php
+++ b/index.php
@@ -55,7 +55,7 @@ include('./skins/'.$default_skin.'/index_body.tpl');
 $isset_forum = array();
 $sql = "SELECT * FROM `".CATS_TABLE."` ORDER BY `sort`";
 $query = DataBase::sql_query($sql,'CRITICAL','Could not obtain categories information.');
-while($result = @mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$skin = array(
 	'category' => $result['name'],
@@ -70,7 +70,8 @@ while($result = @mysql_fetch_array($query))
        			if(!@in_array($forum[$i]['f_id'],$isset_forum))
 			{
        				array_push($isset_forum, $forum[$i]['f_id']);
-       				$postsinforum = (isset($count_forum[$forum[$i]['f_id']])) ? $count_forum[$forum[$i]['f_id']] : '0';
+       				$lastpost = explode(':',$forum[$i]['lastpost']);
+   				$postsinforum = (isset($count_forum[$forum[$i]['f_id']])) ? $count_forum[$forum[$i]['f_id']] : '0';
 				$skin = array(
 				'new_post' => Forum::LastPostImg($postsinforum),
 				'forum_name' => $forum[$i]['name'],
diff --git a/install/index.php b/install/index.php
index 5e2988d..a769680 100644
--- a/install/index.php
+++ b/install/index.php
@@ -136,7 +136,7 @@ switch($_GET['page'])
 			'L.value'=>$lng['value'],
 			'L.php_version'=>$lng['php_version'],
 			'PHP.version'=>phpversion(),
-			'PHP.value' => (phpversion()>='4.3.10')  ? '<font color="green">OK</font>' : ' <font color="red">Error - No OK</font>',
+			'PHP.value' => (phpversion()>='5.0.7')  ? '<font color="green">OK</font>' : ' <font color="red">Error - No OK</font>',
 			'mySQL.version'=>mysql_get_client_info(),
 			'L.mySQL_version'=>$lng['mysql_version'],
 			'mySQL.value'=>(mysql_get_client_info()>='4.1')  ? '<font color="green">OK</font>' : ' <font color="red">Error - No OK</font>',
diff --git a/lngs/Polish/admin.php b/lngs/Polish/admin.php
index 434054a..c6b81ce 100644
--- a/lngs/Polish/admin.php
+++ b/lngs/Polish/admin.php
@@ -119,12 +119,13 @@ $lng['actual_sum']='Aktualna wartość';
 $lng['files_is_good']='Wszystkie pliki są poprawne!';
 $lng['files_not_good']='Nie wszystkie pliki są poprawne. Jest ich: ';
 $lng['php_version']='Wersja PHP';
-$lng['mysql_version']='Wersja mySQL';
+$lng['mysql_version']='Wersja serwera MySQL';
 $lng['not_writable']='Katalog nie do zapisu!';
 $lng['is_writable']='Katalog do zapisu';
 $lng['catalog']='Katalog';
 $lng['db_size']='Wielkość bazy';
 $lng['forum_size']='Wielkość plików forum';
+$lng['mysqli_loaded']='Rozszerzenie MySQLi załadowane';
 //
 //on forum config....--------------------------------------------------
 //
diff --git a/login.php b/login.php
index 771361f..94c2e8d 100644
--- a/login.php
+++ b/login.php
@@ -66,7 +66,7 @@ if (isset($_GET['mode']))
 				$pass = md5(strip_tags($_POST['pass']));
 				$sql = "SELECT `u_id`, `nick`, `pass` FROM `".USERS_TABLE."` WHERE nick='$user'";
 				$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user inforamtion');
-				$result = @mysql_fetch_array($query);
+				$result = DataBase::fetch($query);
 				$nick = $result['nick'];
 				if ($result['nick']==$user)
 				{
diff --git a/posting.php b/posting.php
index ea4e7f3..1118850 100644
--- a/posting.php
+++ b/posting.php
@@ -298,7 +298,7 @@ switch(trim($_GET['mode']))
 			$_POST['textedit']='';
 		}
 		$sql = "SELECT `lock`, `name`, `f_id` FROM ".FORUMS_TABLE." WHERE `f_id`='".intval($_GET['f'])."'";
-		$forum = mysql_fetch_array(DataBase::sql_query($sql, 'GENERAL', 'Could not obtain forum information'));
+		$forum = DataBase::fetch(DataBase::sql_query($sql, 'GENERAL', 'Could not obtain forum information'));
 		if($forum['name']=='')
 		{
 			message_forum($lng['no_forum'], 'index.php');
diff --git a/register.php b/register.php
index 367e671..ac3699b 100644
--- a/register.php
+++ b/register.php
@@ -53,7 +53,7 @@ if ( ereg ("^.+@.+\..+$", $_POST['email']))
 	{
 		$sql = "SELECT * FROM `".USERS_TABLE."` WHERE `nick`='$nick'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user information.');
-		$result = mysql_fetch_array($query);
+		$result = DataBase::fetch($query);
 		$result = $result['nick'];
 		if ($result!=$nick)
 		{
diff --git a/search.php b/search.php
index 61267ad..7a34a53 100644
--- a/search.php
+++ b/search.php
@@ -31,7 +31,7 @@ SessRegister();
 SessDeleteOld();	
 $sql = "SELECT ".POSTS_TABLE.".*, ".USERS_TABLE.".* FROM ".POSTS_TABLE." LEFT JOIN ".USERS_TABLE." ON ".USERS_TABLE.".u_id = ".POSTS_TABLE.".u_id ORDER BY `ptime`";
 $query = DataBase::sql_query($sql,'GENERAL', 'Could not obtain amout of posts in forum');
-while($result = @mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$lastpost[$result['t_id']]['tp_id']=$result['tp_id'];
 	$lastpost[$result['t_id']]['u_id']=$result['u_id'];
@@ -41,7 +41,7 @@ while($result = @mysql_fetch_array($query))
 }
 $sql = "SELECT COUNT(*) as `p_id`, `t_id` FROM ".POSTS_TABLE." GROUP BY `t_id`";
 $query = DataBase::sql_query($sql,'GENERAL', 'Could not obtain amout of posts in forum');
-while($result = @mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$count_topic[$result['t_id']]=$result['p_id'];
 }
@@ -104,7 +104,7 @@ if ((isset($_POST['keywords'])) || ($_GET['content']=='lastposts') || ($_GET['co
 		{
 			if (isset($_GET['u']))
 			{
-				$count = @mysql_fetch_array(DataBase::sql_query("SELECT COUNT(`t_id`) as `t_id` 
+				$count = DataBase::fetch(DataBase::sql_query("SELECT COUNT(`t_id`) as `t_id` 
 				FROM ".TOPICS_TABLE." WHERE `author`='".intval($_GET['u'])."'",'GENERAL','Could not obtain count amout of topics'));
 				$count = $count['t_id'];
 				$count = ceil($count / $limiter);
@@ -139,7 +139,7 @@ if ((isset($_POST['keywords'])) || ($_GET['content']=='lastposts') || ($_GET['co
 					$like_where .=' OR `text` LIKE \'%'.$keyword[$i].'%\'';
 				}
 				$sql = "SELECT COUNT(".TOPICS_TABLE.".t_id) as `count`, ".POSTS_TABLE.".* FROM ".TOPICS_TABLE." LEFT JOIN ".POSTS_TABLE." ON ".POSTS_TABLE.".t_id = ".TOPICS_TABLE.".t_id WHERE $like_where GROUP BY `t_id`";
-				$count = @mysql_fetch_array(DataBase::sql_query($sql,'GENERAL','Could not obtain count amout of topics'));
+				$count = DataBase::fetch(DataBase::sql_query($sql,'GENERAL','Could not obtain count amout of topics'));
 				$count = $count['count'];
 				$count = ceil($count / $limiter);
 				if ($count==0)
@@ -179,11 +179,11 @@ if ((isset($_POST['keywords'])) || ($_GET['content']=='lastposts') || ($_GET['co
 		include('./skins/'.$default_skin.'/overall_header.tpl');
 		include('./skins/'.$default_skin.'/forum_body.tpl'); 
 		$query = DataBase::sql_query($sql,'GENERAL', 'Could not obtain topics information');
-		$value = mysql_num_rows($query);
+		$value = DataBase::num_rows($query);
 		if ($value>0)
 		{
 			$isset_topics = array();
-			while($record = mysql_fetch_array($query))
+			while($record = DataBase::fetch($query))
 			{
 				if (!in_array($record['t_id'], $isset_topics))
 				{
diff --git a/shoutbox.php b/shoutbox.php
index 8ab9fdd..8bc423e 100644
--- a/shoutbox.php
+++ b/shoutbox.php
@@ -59,7 +59,7 @@ else
 $shoutbox_content = '';
 $sql = "SELECT ".SHOUTBOX_TABLE.".*, ".USERS_TABLE.".* FROM ".SHOUTBOX_TABLE." LEFT JOIN ".USERS_TABLE." ON ".SHOUTBOX_TABLE.".u_id = ".USERS_TABLE.".u_id ORDER BY `mtime` $desc LIMIT ".$forum_config['shoutbox_max'];
 $query = DataBase::sql_query($sql,'CRITICAL','Could not obtain shoutbox information');
-while($sb_msg = @mysql_fetch_array($query))
+while($sb_msg = DataBase::fetch($query))
 {
 	$allow_del = (RANK>0) ? '<a href="index.php?mode=shoutbox_delete&amp;id='.$sb_msg['m_id'].'" class="fsmall">X</a><span class="small">&nbsp;</span>' : '';
 	$shoutbox_content .= '
diff --git a/topic.php b/topic.php
index 02a6560..ac5b9f8 100644
--- a/topic.php
+++ b/topic.php
@@ -55,7 +55,7 @@ include('./skins/'.$default_skin.'/topic_body.tpl');
 
 $sql = "SELECT ".POSTS_TABLE.".*, ".USERS_TABLE.".*, ".USERS_TABLE.".u_id AS user_id,".SESSIONS_TABLE.".* FROM `".POSTS_TABLE."` LEFT JOIN ".USERS_TABLE." ON ".USERS_TABLE.".u_id = ".POSTS_TABLE.".u_id  LEFT JOIN ".SESSIONS_TABLE." ON ".SESSIONS_TABLE.".u_id = ".POSTS_TABLE.".u_id WHERE t_id='$tid' ORDER BY tp_id $limit;";
 $query = DataBase::sql_query($sql,'CRITICAL','Could not obtain post information.');
-while($item=mysql_fetch_array($query))
+while($item=DataBase::fetch($query))
 {
 	$ua = UserAgent($item['user_agent']);
 	$warn_pool = ($forum_config['allow_warns'] && $forum_config['warns_in_topic'] ) ? (isset($user_warnlevel[$item['u_id']])) ?
diff --git a/user.php b/user.php
index c3536e1..36d717c 100644
--- a/user.php
+++ b/user.php
@@ -32,7 +32,7 @@ $uid = intval($_GET['id']);
 //check online for user
 $sql = "SELECT `s_id`, `u_id`, `time` FROM ".SESSIONS_TABLE." WHERE `u_id`='$uid' AND time+1250>".time()." LIMIT 1";
 $query = DataBase::sql_query($sql, 'GENERAL', 'Could not read user active.');
-$result = @mysql_fetch_array($query);
+$result = DataBase::fetch($query);
 if ($result['u_id']==$uid)
 {
 	$active = 1;
@@ -45,8 +45,8 @@ unset($sql, $query, $result);
 $userwarn = 0;
 $sql = "SELECT `u_id`,`value` FROM `".WARNINGS_TABLE."` WHERE `u_id`='$uid'";
 $query = DataBase::sql_query($sql,'GENERAL','Could not obtain user warns information');
-$result = mysql_num_rows($query);
-while ($result = @mysql_fetch_array($query))
+$result = DataBase::num_rows($query);
+while ($result = DataBase::fetch($query))
 {
 	if ($result['value']=='-')
     	{	
@@ -61,7 +61,7 @@ $userwarn = ($userwarn>0) ? $userwarn*10 : $userwarn;
 //add skin variables
 $sql = "SELECT * FROM `".USERS_TABLE."` WHERE u_id='$uid'";
 $query = DataBase::sql_query($sql,'CRITICAL','Could not obtain user information');
-$user_info = @mysql_fetch_array($query);
+$user_info = DataBase::fetch($query);
 if ($user_info['u_id']=='')
 {
 	message_forum($lng['no_user'],'index.php');
diff --git a/users.php b/users.php
index ba43649..c1b4adf 100644
--- a/users.php
+++ b/users.php
@@ -53,7 +53,7 @@ else
   $limit = 'LIMIT 0, '.$limiter;
   $page=1;
 }
-$count = @mysql_fetch_array(DataBase::sql_query("SELECT COUNT(`u_id`) as `u_id` 
+$count = DataBase::fetch(DataBase::sql_query("SELECT COUNT(`u_id`) as `u_id` 
 FROM ".USERS_TABLE,'GENERAL','Could not obtain count amout of users'));
 $count = $count['u_id'] -1;
 $count = ceil($count / $limiter);
@@ -190,7 +190,7 @@ switch($_COOKIE['users_sort'])
 	}
 }
 $query = DataBase::sql_query($sql,'CRITICAL','Could not obtain user information.');
-while($result = mysql_fetch_array($query))
+while($result = DataBase::fetch($query))
 {
 	$skin = array(
 	'id'=>$result['u_id'],
diff --git a/warns.php b/warns.php
index 71fdb49..ccfcf4b 100644
--- a/warns.php
+++ b/warns.php
@@ -121,7 +121,7 @@ switch(trim($_GET['mode']))
 		$uid = $_GET['id'];
 		$sql = "SELECT `u_id`, `nick` FROM `".USERS_TABLE."` WHERE `u_id`='$uid'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user information');
-		$user = @mysql_fetch_array($query);
+		$user = DataBase::fetch($query);
 		if ($user['u_id']=='')
 		{
     			message_forum($lng['no_user'],'index.php');
@@ -136,9 +136,9 @@ switch(trim($_GET['mode']))
 		include('./skins/'.$default_skin.'/warns_view_body.tpl');
 		$sql = "SELECT * FROM `".WARNINGS_TABLE."` WHERE `u_id`='$uid'";
 		$query = DataBase::sql_query($sql,'GENERAL','Could not obtain user warns information');
-		$result = mysql_num_rows($query);
+		$result = DataBase::num_rows($query);
 		$warns_count = 0;
-		while($item = mysql_fetch_array($query))
+		while($item = DataBase::fetch($query))
 		{
 			$skin = array(
 			'value'=>$item['value'],