function validate() {
	var mytarget=document.getElementById('message');
	var vname = document.getElementById('name').value;
	var vemail = document.getElementById('email').value;
	var vitem = document.getElementById('item').value;	
	var venquiry = document.getElementById('enquiry').value;
	
		if (vname=="") {
		mytarget.innerHTML= "Please enter your Name ";
	}else if ((vemail=="") || (vemail.indexOf("@") == -1) || (vemail.indexOf(".") == -1)) {
		mytarget.innerHTML= "Please enter a valid Email address";
		vemail = "";
	} else if (vitem=="") {
		mytarget.innerHTML= "Please enter an Item ";
	}else if (venquiry=="") {
		mytarget.innerHTML= "Please enter your Enquiry ";
	}else {
		return true;
	}
	
	if (vname=="") {
		document.getElementById('required1').style.background = "url(images/star.png)";	
		return false;
	}else {
		document.getElementById('required1').style.background = "none";
	}
	if (vemail=="") {
		document.getElementById('required2').style.background = "url(images/star.png)";	
		return false;
	}else {
		document.getElementById('required2').style.background = "none";
	}
	if (vitem=="") {
		document.getElementById('required3').style.background = "url(images/star.png)";	
		return false;
	}else {
		document.getElementById('required3').style.background = "none";
	}
	if (venquiry=="") {
		document.getElementById('required4').style.background = "url(images/star.png)";
		return false;	
	}else {
		document.getElementById('required4').style.background = "none";
	}
}