function validateContact() {
	var x = document.forms["contact_form"]["name"].value;
	if (x == null || x == "") {
		var elem = document.getElementById("failed_name");  
		elem.style.color = 'red';  
		return false;
	}
	var x=document.forms["contact_form"]["email"].value;
	var atpos=x.indexOf("@");
	var dotpos=x.lastIndexOf(".");
	if (atpos<1 || dotpos<atpos+2 || dotpos+2>=x.length) {
		var elem = document.getElementById("failed_email");  
		elem.style.color = 'red';  
		return false;
	}
	var x = document.forms["contact_form"]["phone"].value;
	if (x == null || x == "") {
		var elem = document.getElementById("failed_phone");  
		elem.style.color = 'red';  
		return false;
	}
	var x = document.forms["contact_form"]["message"].value;
	if (x == null || x == "") {
		var elem = document.getElementById("failed_msg");  
		elem.style.color = 'red';  
		return false;
	}
}