function smarty_modifier_script_escape($value) {

    if (is_array($value)) return $value;
	
	if( mb_strpos($value, "xxxxxxxxxx") === false ){
	
		$pattern = "/<script.*?>|<\/script>|java script:/i";
		$convert = "#script tag escaped#";
	
		if ( preg_match_all($pattern, $value, $matches) ) {
			return preg_replace($pattern, $convert, $value);
		} else {
			return $value;
		}
	} else {
		return $value;
	}
}