Connection problem with phprunner

[hookit]

I have created with Phprunner a website that is working find in te local server, but when i tried to upload to the remote server, connects with it a loads the remote mysql database but after a short while the program crahses. I have tried to tweak the php code with the remote database, host, user and password, but i do not where and how to do it, i enclose here the code of dbconnect.php

<?php

function db_connect() 
{
    global $host,$user,$pwd,$errstr,$sys_dbname,$port,$bSubqueriesSupported;
$strhost=$host;
if($port && $port!=3306)
	$strhost=$strhost.":".$port;
$conn = mysql_connect($strhost,$user,$pwd);
if (!$conn || !mysql_select_db($sys_dbname,$conn)) 
{
  trigger_error(mysql_error(), E_USER_ERROR);
}
$mysqlversion = "4";
$res = @mysql_query("SHOW VARIABLES LIKE 'version'",$conn);
if($row=@mysql_fetch_array($res,MYSQL_ASSOC))
	$mysqlversion = $row["Value"];
if(substr($mysqlversion,0,1)<="4")
	$bSubqueriesSupported=false;
return $conn;
}

function db_close($conn)
{
  return mysql_close($conn);
}

function db_query($qstring,$conn) 
{
global $strLastSQL;
$strLastSQL=$qstring;
if(!($ret=mysql_query($qstring,$conn)))
{
  trigger_error(mysql_error(), E_USER_ERROR);
}
return $ret;

}

function db_exec($qstring,$conn)
{
return db_query($qstring,$conn);
}

function db_pageseek($qhandle,$pagesize,$page)
{
db_dataseek($qhandle,($page-1)*$pagesize);
}

function db_dataseek($qhandle,$row)
{
   mysql_data_seek($qhandle,$row);
}

function db_numrows($qhandle) {
// return only if qhandle exists, otherwise 0
if ($qhandle) {
	return @mysql_numrows($qhandle);
} else {
	return 0;
}
}

function db_result($qhandle,$row,$field) {
return @mysql_result($qhandle,$row,$field);
}


function db_affected_rows($qhandle) {
return @mysql_affected_rows();
}

function db_fetch_array($qhandle) {
return @mysql_fetch_array($qhandle,MYSQL_ASSOC);
}

function db_fetch_numarray($qhandle) {
return @mysql_fetch_array($qhandle,MYSQL_NUM);
}

function db_insertid($qhandle) {
return @mysql_insert_id($qhandle);
}

function db_error() {
return @mysql_error();
}





function parsevalues($enum)
{
$values=array();
$i=0; $j=0;
$inquot=false;
while($i<strlen($enum))
{
	if($enum[$i]=="'")
		$nquot=!$inquot;
	else if(!$inquot && $enum[$i]==',')
	{
		$val=substr($enum,$j+1,$i-$j-2);
		$values[]=str_replace("''","'",$val);
		$j=$i+1;
	}
	$i++;
}
if($i-$j-2>0)
{
	$val=substr($enum,$j+1,$i-$j-2);
	$values[]=str_replace("''","'",$val);
}
return $values;
}



function db_addslashes($str)
{
return mysql_escape_string($str);
}

function db_stripslashes($str)
{
return stripslashes($str);
}

function db_addslashesbinary($str)
{
return "'".mysql_escape_string($str)."'";
}

function db_stripslashesbinary($str)
{
return $str;
}

/*
function IsAutoIncrementField($field)
{
global $strTableName;
if(strpos($_SESSION[$strTableName."_fieldinfo"][$field]["extra"],"auto_increment")===FALSE)
	return false;
return true;
}
*/



// adds wrappers to field name if required
function AddFieldWrappers($strName)
{
global $strLeftWrapper,$strRightWrapper;
if(substr($strName,0,1)==$strLeftWrapper)
	return $strName;
return $strLeftWrapper.$strName.$strRightWrapper;
}

function AddTableWrappers($strName)
{
return AddFieldWrappers($strName);
}

// removes wrappers from field name if required
function RemoveFieldWrappers($strName)
{
global $strLeftWrapper,$strRightWrapper;
if(substr($strName,0,1)==$strLeftWrapper)
	return substr($strName,1,strlen($strName)-2);
return $strName;
}

function RemoveTableWrappers($strName)
{
return RemoveFieldWrappers($strName);
}

function db_upper($dbval)
{
return "upper(".$dbval.")";
}

function db_datequotes($val)
{
return "'".$val."'";
}


function db_numfields($lhandle) {
return @mysql_numfields($lhandle);
}

function db_fieldname($lhandle,$fnumber) {
           return @mysql_fieldname($lhandle,$fnumber);
}

function db_fieldtype($lhandle,$fname) {
for($i=0;$i<db_numfields($lhandle);$i++)
	if(db_fieldname($lhandle,$i)==$fname)
		return db_fieldtypen($lhandle,$i);
return "";
}



function db_fieldtypen($lhandle,$fnumber) {
$type=mysql_fieldtype($lhandle,$fnumber);
if($type=="blob")
{
	$flags=mysql_fieldflags($lhandle,$fnumber);
	if(strpos($flags,"binary")===false)
		$type="text";
}
return $type;
}


function FieldNeedQuotes($rs,$field)
{
$type=db_fieldtype($rs,$field);
$t=strtoupper($type);
if($t=="TINYINT" || $t=="SMALLINT" || $t=="MEDIUMINT" || $t=="INT" || $t=="BIGINT"
     || $t=="YEAR" || $t=="FLOAT" || $t=="DOUBLE" || $t=="DECIMAL" || $t=="NUMERIC"
 || $t=="REAL" )
	return false;
return true;
}


/*



function db_fieldnull($rs,$i)
{
$flags=mysql_field_flags($rs,$i);
if(strpos($flags,"not_null")===false)
	return true;
return false;
}

function db_fieldlen($rs,$i)
{
return mysql_field_len($rs,$i);
}
*/

/*



function IsBinaryType($t)
{
$type=strtoupper($t);
if($type=="TINYBLOB" || $type=="BLOB" || $type=="MEDIUMBLOB" || $type=="LONGBLOB")
	return true;
return false;
}

function IsDateFieldType($stype)
{
$type=strtoupper($stype);
if($type=="DATE" || $type=="DATETIME" || $type=="TIME" || $type=="TIMESTAMP")
	return true;
return false;
}


function IsCharType($stype)
{
$type=strtoupper($stype);
if($type=="STRING" || $type=="CHAR" || $type=="VARCHAR" || $type=="TEXT" || $type=="ENUM" || $type=="SET")
	return true;
return false;
}

function IsTextType($type)
{
if(strtoupper($type)=="TEXT")
	return true;
return false;
}

function GetTableInfo()
{
global $strTableName,$conn;
$strSQL = "SHOW Columns from ".AddTableWrappers($strTableName);
$rs = db_query($strSQL,$conn);
$_SESSION[$strTableName."_fieldinfo"]=array();
while($data=db_fetch_array($rs))
{
	$_SESSION[$strTableName."_fieldinfo"][$data["Field"]] = array();
	$f = & $_SESSION[$strTableName."_fieldinfo"][$data["Field"]];
	$type=$data["Type"];
//	remove type modifiers
	if(substr($type,0,4)=="tiny")	$type=substr($type,4);
	else if(substr($type,0,5)=="small")	$type=substr($type,5);
	else if(substr($type,0,6)=="medium")	$type=substr($type,6);
	else if(substr($type,0,3)=="big")	$type=substr($type,3);
	else if(substr($type,0,4)=="long")	$type=substr($type,4);
	if(substr($type,0,4)=="enum")
	{
		$f["values"]=parsevalues(substr($type,5,strlen($type)-6));
		$f["type"]="enum";
	}
	else if(substr($type,0,3)=="set")
	{
		$f["values"]=parsevalues(substr($type,4,strlen($type)-5));
		$f["type"]="set";
	}
	else
	{
		if($pos=strpos($type," "))
			$type=substr($type,0,$pos);
//	parse field sizes
		if($pos=strpos($type,"("))
		{
			if($pos1=strpos($type,",",$pos))
			{
				$f["size"]=(integer)substr($type,$pos+1,$pos1-$pos-1);
				$f["scale"]=(integer)substr($type,$pos1+1,strlen($type)-$pos1-2);
			}
			else
			{
				$f["size"]=(integer)substr($type,$pos+1,strlen($type)-$pos-2);
				$f["scale"]=0;
			}
			$type=substr($type,0,$pos);
		}
		$f["type"]=$type;
	}
	$f["extra"]=@$data["Extra"];
	$f["key"]=@$data["Key"];
	$f["default"]=@$data["Default"];
	$f["null"]=@$data["Null"];
}
}

*/
?>

 

any help?