function validate(form_name,required) {
	errors = 0;
	for(i=0;i<required.length;i++) {
		if($(required[i]).value == "")	{
			errors++;
			$('alert_'+required[i]).innerHTML = "Incomplete";
		} else {
			$('alert_'+required[i]).innerHTML = "";
		}
	}
	if(errors > 0) {
		return false;
	} 
}