function checkemail(str){
	if(!str.match(/^[\w]{1}[\w\.\&\-_]*@[\w]{1}[\w\-_\.]*\.[\w]{2,6}$/i)){
	return false
	}else{
	return true}}
function verify_change(){
	var Name=document.contactform.name.value
	var Email=document.contactform.email.value
	var Subject=document.contactform.subject.value
	var Comments=document.contactform.comments.value
	if(Name==""){
	alert("Please enter your name")
	document.contactform.name.focus();return false;}
	if(Email==""){
	alert("Please enter your email address")
	document.contactform.email.focus();return false;}
	if(!checkemail(Email)){
	alert("Please check your email address")
	document.contactform.email.focus();return false;}
	if(Subject==""){
	alert("Please enter a subject")
	document.contactform.subject.focus();return false;}
	if(Description==""){
	alert("Please enter some comments")
	document.contactform.comments.focus();return false;}
	}