function.mysql-real-escape-string]: error

[smokyyyyyy]

i have made function of prepare or check the mysql real escapte string but when i run this code it gives two warnings msg

Warning: mysql_real_escape_string() [function.mysql-real-escape-string]: Access denied for user 'SYSTEM'@'localhost' (using password: NO) in C:\wamp\www\cart\include\db.php on line 42

 

Warning: mysql_real_escape_string() [function.mysql-real-escape-string]: A link to the server could not be established in C:\wamp\www\cart\include\db.php on line 42

kindly tell me what is this msg about how to solve it my code is

37 public function mysql_prep($value){

38 $magic_quotes_active=get_magic_quotes_gpc();

39v$new_enough_php=function_exists("mysql_real_escape_string");

40 if($new_enough_php){

41if($magic_quotes_active){ $value=stripslashes($value);}

42 $value= mysql_real_escape_string($value);}

43 else {

44 if($magic_quotes_active){$value=addslashes($value);}

 

45}

46 return $value;

 

48 }

[requinix]

You need an open MySQL connection (like the kind mysql_connect() gives you) to be able to use mysql_real_escape_string(). It does its work according to the connection, so no connection means it can't do what it's supposed to do.