อัพเว็บไซต์เข้าโฮสติ้งแล้วหน้าเว็บมีช่องว่างด้านบน (คิดว่าเกี่ยวกับ MySQL+PHP)

<?php
session_start();

#Config
include("config.php");

// Alert PopUp
function alert($msg, $location = "")
	{
		echo "<script type=\"text/javascript\">\n";
		if($msg != "")
		{
			echo "alert('". $msg ."');\n";
		}
		if($location == "back")
		{
			echo "history.back();\n";
		}
		else if($location != "")
		{
			echo "window.location.href = '". $location ."';\n";
		}
		echo "</script>\n";
	}

// Close PopUp
function popup_close($reload = 0)
	{
		echo "<script type=\"text/javascript\">\n";
		if($reload == 1)
		{
			echo "window.opener.location.reload();\n";
		}
		echo "window.close();\n";
		echo "</script>\n";
	}

function read_file ($filename)
	{
		if(file_exists($filename))
		{
			$FILE=file($filename);
			for ($i=0;$i<count($FILE);$i++)
			{
				$data = $data.$FILE[$i];
			}
		} else { $data = "ไม่สามารถอ่านไฟล์ $filename ได้"; }
		return $data;
	}

function timestamp_modify($timestamp, $format) {
	//$timestamp = time();
	if( $format == 1 )
		{
			return date("M d, Y (H:i)", $timestamp);		//Jan 01, 1970 (07:00)
		}
	else if( $format == 2 )
		{
			return date("Y-m-d H:i:s", $timestamp);		//2010-06-29 20:56:42
		}
	else if( $format == 3 )
		{
			return date("Y-m-d", $timestamp);		//2010-06-29
		}
	else if( $format == 4 )
		{
			return date("d-m-Y H:i", $timestamp);		//27-09-2010 14:56
		}
}

// ฟังก์ชันสำหรับหา IP Address   
function getIP(){
	// ตรวจสอบ IP กรณีการใช้งาน share internet
	if(!empty($_SERVER['HTTP_CLIENT_IP']))
	{
		$ip=$_SERVER['HTTP_CLIENT_IP']; 
	}
	else
	{
		$ip=$_SERVER['REMOTE_ADDR']; 
	} 
    return $ip; 
}

function check_idcard($idcard) {
	$sum=0;
	for($i=0; $i < 12; $i++)
	{
		$sum += substr($idcard,$i,1)*(13-$i);
	}
	
	if((11-($sum%11))%10==substr($idcard,12,1))
	{
		return  true;
	}
	else
	{
		return  false;
	}
}

function getUniqueCode($length = "")	// สุ่มรหัสไม่ซ้ำกัน
{
  $code = md5(uniqid(rand(), true));
  if($length != "") return substr($code, 0, $length);
  else return $code;
}

########## MySQL ##########
function connect_database ()
	{
		global $ndb_hostname;
		global $ndb_username;
		global $ndb_password;
		global $ndb_dbname;
		
		$conn = mysql_connect( $ndb_hostname, $ndb_username, $ndb_password );
		if( ! $conn )
			die( "ไม่สามารถติดต่อกับ MySQL ได้" );
		
		mysql_query( "SET NAMES utf8", $conn );
		mysql_select_db( $ndb_dbname, $conn )
			or die ( "ไม่สามารถเลือกใช้งานฐานข้อมูล $dbname ได้" );
		
		return $conn;
	}

function query_database ($TableName, $Value = "")
	{
		$conn = connect_database();
		$strSQL = "SELECT * FROM `". $TableName ."` ". $Value;		// สั่งรันคำสั่ง SQL

		return mysql_query( $strSQL, $conn );		// สั่งรันคำสั่ง SQL
		mysql_close($conn);
	}

function add_database ($TableName, $Field, $Value)
	{
		$conn = connect_database();
		$strSQL = "INSERT INTO `". $TableName ."` ( ". $Field ." ) VALUES ( ". $Value ." )";		// สั่งรันคำสั่ง SQL
		
		return mysql_query( $strSQL, $conn ) or die ( "ไม่สามารถเพิ่มข้อมูลได<br />้" . mysql_error() );
		mysql_close($conn);
	}

function update_database ($TableName, $Set, $Where)
	{
		$conn = connect_database();
		$strSQL = "UPDATE `". $TableName ."` SET ". $Set ." WHERE ". $Where ." LIMIT 1 ";		// สั่งรันคำสั่ง SQL
	
		return mysql_query( $strSQL, $conn ) or die ( "ไม่สามารถแก้ไขข้อมูลได้<br />" . mysql_error() );
		mysql_close($conn);
	}

function delete_database ($TableName, $Where)
	{
		$conn = connect_database();
		$strSQL = "DELETE FROM `". $TableName ."` WHERE `". $TableName ."`.". $Where ." LIMIT 1" ;		// สั่งรันคำสั่ง SQL
	
		return mysql_query( $strSQL, $conn ) or die ( "ไม่สามารถลบข้อมูลได้<br />" . mysql_error() );
		mysql_close($conn);
	}

function numrow_database ($TableName, $Value = "")
	{
		$conn = connect_database();
		$strSQL = "SELECT * FROM `". $TableName ."` ". $Value;		// สั่งรันคำสั่ง SQL
		$result = mysql_query( $strSQL, $conn );
		
		return mysql_num_rows( $result );
		mysql_close($conn);
	}

function showarray_database ($TableName, $Value)
	{
		$conn = connect_database();
		$strSQL = "SELECT * FROM `". $TableName ."` ". $Value;		// สั่งรันคำสั่ง SQL
		$result = mysql_query( $strSQL, $conn );		// สั่งรันคำสั่ง SQL
		
		return mysql_fetch_array ($result);
		mysql_close($conn);
	}
########## MySQL ##########

########## Member ##########
function DetailUser ( $dtid )
{
	$TableName = "member";
	$Value = "WHERE `dtid` = '". $dtid ."'";
	
	return showarray_database ($TableName, $Value);
}

function member_class($id)
{
	#			0						1					2			3
	# สมาชิกทั่วไป", "VIP Event", "VIP", "Admin"
	global $class_mb_arr;
	return $class_mb_arr[$id];
}

// Check Cookie
if(isset($_COOKIE["dtmb_dtid_coockie"]))
{
	$TableName = "member";
	$login_dtid = $_COOKIE["dtmb_dtid_coockie"];
	$login_password = $_COOKIE["dtmb_password_coockie"];
	if( numrow_database ($TableName, "WHERE `dtid` = '$login_dtid'") && numrow_database ($TableName, "WHERE `password` = '$login_password'") )
	{
		$member_session = $login_dtid;
		session_register("member_session");
	}
}


function check_useronline()
{
	# :::::::::::::::::::::::::::::::::::::::::
	# กำหนดตัวแปรต่างๆ
	# ::::::::::::::::::::::::::::::::::::::::
	global $expire;
	$TableName = "member_useronline";
	$Session_id = session_id();
	$Timestart = time(); 
	$Timeup = $Timestart - $expire; 
	$IPaddress = getIP(); // กำหนดตัวแปร IP
	$DetailUser = DetailUser($_SESSION["member_session"]);
	
	
	# :::::::::::::::::::::::::::::::::::::::::
	# หาประเภทผู้ใช้ว่าเป็นสมาชิกหรือผู้มาเยื่อน
	# ::::::::::::::::::::::::::::::::::::::::
	if(isset($_SESSION["member_session"]))
	{
		$People="M"; $DTID = $DetailUser['dtid'];
	}
	else
	{
		$People="G"; $DTID = "-";
	}
	
	# :::::::::::::::::::::::::::::::::::::::::
	# ติดต่อฐานข้อมูล และเช็คคนออนไลน์
	# :::::::::::::::::::::::::::::::::::::::::
	//echo query_database ($TableName, "WHERE session_id = '". $Session_id ."'");
	if (numrow_database ($TableName, "WHERE session_id = '". $Session_id ."'") < 1)
	{
		$Field = "`session_id`, `timestamp`, `ip`, `who`, `dtid`";
		$Value = "'". $Session_id ."', ". $Timestart .", '". $IPaddress ."', '". $People ."', '". $DTID ."'";
		add_database ($TableName, $Field, $Value);
	}
	else
	{
		$Set = "`session_id` = '". $Session_id ."', `timestamp` = '". $Timestart ."', `who` = '". $People ."', `dtid` = '". $DTID ."'";
		$Where = "session_id = '". $Session_id ."'";
		update_database ($TableName, $Set, $Where);
	}
	
	
	# :::::::::::::::::::::::::::::::::::::::::
	# ลบคนออนไลน์ที่ไม่เคลื่อนไหวเกิน 5 นาที ออก
	# :::::::::::::::::::::::::::::::::::::::::
	$Where = "timestamp<". $Timeup;
	delete_database ($TableName, $Where);
}
########## Member ##########

########## AccInfo ##########
function DetailAccInfo ( $dtid )
{
	$TableName = "ccproxy_accinfo";
	$Value = "WHERE `UserName` = '". $dtid ."'";
	
	return showarray_database ($TableName, $Value);
}

function GetTimeAccInfo ( $timestamp, $type )
{
	if($timestamp <= time()) {
		return 0;
	}
	else
	{
		$TimeAccInfo = $timestamp - time();
		if($type == 0){
			return floor(floor($TimeAccInfo/3600)/24);
		}
		if($type == 1){	// Hour
			return floor($TimeAccInfo/3600)%24;
		}
		if($type == 2){	// Minutes
			return floor(($TimeAccInfo%3600)/60);
		}
		if($type == 3){	// Second
			return floor(($TimeAccInfo%3600)%60);
		}
	}
}

function ConvertTimeAccInfo ( $timestamp, $type )
{
	if($type == 0){	// Day
		return floor(floor($timestamp/3600)/24);
	} else if($type == 1){	// Hour
		return floor($timestamp/3600)%24;
	}else if($type == 2){	//Minutes
		return floor(($timestamp%3600)/60);
	} else if($type == 3){	//Second
		return floor(($timestamp%3600)%60);
	}
}
########## AccInfo ##########

?>