function formValidator(){
	for(var i=0; i < $$("INPUT").length ; i++){
		if($$("INPUT")[i].className == "required" || $$("INPUT")[i].className == "required_highlight" ){
			validateField($$("INPUT")[i]);
		}
 	}
 return noRequiredFields();
 }

function validateField(field){
	if(field.value == null || field.value == ""){
		field.className = "required_highlight";
	}else{
		field.className = "required";
	}

}


function noRequiredFields(){
 if($$(".required_highlight").length == 0){
 return true
 }else{
 return false
 }
}