makeSafe (See related posts)

function makeSafe($variable) {
	$variable = htmlentities($variable, ENT_QUOTES);
  	
	if (get_magic_quotes_gpc()) { 
		$variable = stripslashes($variable); 
	}
  	
	$variable = mysql_real_escape_string(trim($variable));
 	$variable = strip_tags($variable);
	$variable = str_replace("\r\n", "", $variable);
 	
	return $variable;
}