/*----------------------
contact form validation
----------------------*/
function validate_form(formObj) {
//alert(document.forms[formObj].elements.length);
	/*null allowed list -> designate fields that are NOT required*/
	var nullAllowList = new Array();
	nullAllowList[0] = "phone";
	nullAllowList[1] = "site";
	nullAllowList[2] = "message";
	nullAllowList[3] = "hP";
	nullAllowList[4] = "pageName";
	var nullAllow = false;

	for(i=0;i<=(document.forms[formObj].elements.length - 1);i++){		
		if(document.forms[formObj].elements[i].value==""){
			for(x=0;x<= nullAllowList.length;x++){
				if(document.forms[formObj].elements[i].name == nullAllowList[x]){
					nullAllow = true;
					//alert("this field is allowed to be null");
					break;
				}else{
					nullAllow = false;
					//alert("this field is NOT allowed to be null");
				}
			}
			if(nullAllow == false){
				document.forms[formObj].elements[i].focus();
				document.forms[formObj].elements[i].style.background="#F9C0C0";
				//document.forms[1].elements[i].parentNode.getElementsByTagName('label')[0].style.background="#0fffff";
				//document.forms[1].elements[i].parentNode.getElementsByTagName('label')[0].innerHTML += "<span class=\"formWarning\">field required</span>";
				document.forms[formObj].elements[i].parentNode.getElementsByTagName('label')[0].getElementsByTagName('span')[1].style.display="inline";
			
				return false;	
			}
		}
	}
	//returns true to variable in contactSubmit()
	return true;
}



/*------------------------------------------------------------
gN Contact AJAX data submission/reponse
- !! as of right now seems that changing attribute.type might not work (making this impossible)
- !! not implemented
-----------------------------------------------------------*/
function contactSubmit() {
	var valid = validate_form("contactForm");
	if(valid) {
		jQuery(document).ready(function() {
			//show sending msg
			$("#contactResponse").css("display", "block");
			$("#contactResponse span").text("Sending Data...");
			//disable submit button
			$('#contactSubmitBtn').attr("disabled", "disabled"); // To disable
			$('#contactSubmitBtn').addClass('disable');
		
			//serialize form data
			var formData = $("form#contactForm").serialize();//serialize from array into querystring values
			//$("#contactResponse").text(gNFormData); test of serialized data
	
			$.ajax({
				type: "POST",
				url: "/contactHandler.php",
				data: formData,
				success: function(html){
					$("#contactResponse span").text(html);
					$('#contactSubmitBtn').removeAttr("disabled"); // To enable btn
					$('#contactSubmitBtn').removeClass('disable'); // removedisabled style
					//start timers
					setTimeout("closeForm()",2000);
				}
			});	
		});
	}else {
		//alert("not valid");
	}
}

function closeForm() {
	jQuery(document).ready(function() {
		$("#contactResponse").css("display","none");
		contactFormAnim();
		clearFormData("contactForm");
	});
}

function clearFormData(formObj) {
	jQuery(document).ready(function() {
		//var form = "#"+formObj;
		for(i=0;i<=(document.forms[formObj].elements.length - 1);i++){
			if($(document.forms[formObj].elements[i]).attr("type") != "button") {
				//if not submit btn
				document.forms[formObj].elements[i].value="";
			}
		}
	});
}