var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;

function validate() {
	var email = document.wish.buyer_email.value;
	if(document.wish.buyer_name.value=="") {
		alert('Please enter your name');
		return false;
	}
	
	if(document.wish.buyer_email.value=="") {
		alert('Please enter your email address');
		return false;
	}
	else {
	 if (!filter.test(email)) {
		 alert("Your Email Address Is Not Valid!");
		 return false;       
	  }
	 }
	return true;
}

function validatecontact(){
	if(document.contact.name.value=="" || document.contact.email.value=="" || document.contact.security_code.value==""){
		alert("Please fill in the required fields");
		return false;
	}
}