<?php
function verifyCHARS($field){

	if (strstr($field, "'") or strstr($field, "@") or strstr($field, "#") or
		strstr($field, "$") or strstr($field, "%") or strstr($field, "^") or
		strstr($field, "&") or strstr($field, "*") or strstr($field, "\(") or
		strstr($field, "\)") or strstr($field, "{") or strstr($field, "}")){
			
		return false;
	}
	else{
		return true;
	}
}
?>