var currentEnabled = null;
	function enableElement(elem) {
	if (currentEnabled) {
	currentEnabled.disabled = true;
	}
	elem.disabled = false;
	currentEnabled = elem;
	}




function checkForm() {

	name = document.getElementById("_name").value;
	email = document.getElementById("_email").value;
	phone = document.getElementById("_phone").value;

	if (name == "") {
		hideAllErrors();
		document.getElementById("_nameError").style.display = "inline";
		document.getElementById("_name").select();
		document.getElementById("_name").focus();
		return false;
	} 
	else if (email == "") {
		hideAllErrors();
		document.getElementById("_emailError").style.display = "inline";
		document.getElementById("_email").select();
		document.getElementById("_email").focus();
		return false;
	}

	else if (phone == "") {
		hideAllErrors();
		document.getElementById("_phoneError").style.display = "inline";
		document.getElementById("_phone").select();
		document.getElementById("_phone").focus();
		return false;
	}

	return true;
}

function hideAllErrors() {
document.getElementById("_nameError").style.display = "none"
document.getElementById("_emailError").style.display = "none"
document.getElementById("_phoneError").style.display = "none"
}