window.onload = submitForm;

function submitForm() {
	document.forms.enquiry.onsubmit = checkForm;
	document.getElementById("refresh").onclick = refresh;
}

var errorMsg;

function checkForm() {
	allInputs = document.getElementsByTagName("input");
	for (i=0; i<allInputs.length; i++) {
		if (allInputs[i].className == "req border") {
			allInputs[i].onblur = setClass;
			if (!allInputs[i].value) {
				allInputs[i].className = "error";
				alert ("'"+allInputs[i].name.replace(/_/g," ")+"' is required, please fill the required field!");
				allInputs[i].focus();
				return false;
				}
			}
	}
	if (!checkTextarea()) return false;
	this.action = "client-thanks.php";
}

function setClass() {
	this.className = "req border";
}

function checkTextarea() {
	if (document.getElementById("Enquiry").value=="") {
		alert("Please fill 'Enquiry' text area. This field is required!");
		document.getElementById("Enquiry").className = "error";
		document.getElementById("Enquiry").focus();
		document.getElementById("Enquiry").onblur = setClass;
		return false;
		}
	return true;
}

function refresh() {
	document.gdf.src = "gdf.php"+ '?' + (new Date()).getTime();
}