function validate()
{
	var error = 0;
	
	if (document.contact.yourname.value == '') {
		alert("Name should not be empty");
		error = 1;
	} else if (document.contact.email.value == '') {
		alert("Email should not be empty");
		error = 1;
	} else if (document.contact.telephone.value == '') {
		alert("Telephone should not be empty");
		error = 1;
	} else if (document.contact.website.value == '') {
		alert("Website should not be empty");
		error = 1;
	} 
	if (error == 1) {
		return false;
	}
	return true;
}