function validate()
{
	if (document.form.yourname.value == "")
	{
		alert("Please enter your name");
		document.form.yourname.focus();
		return false;
	}
	if (document.form.youremail.value == "")
	{
		alert("Please enter your email");
		document.form.youremail.focus();
		return false;
	}	
	if (document.form.youremail.value != "")
	{
		var result = checkbae('form','youremail');
		if (result == true)
		{
			if (document.form.domain.value=="")
			{
				alert("Please enter domain name");
				document.form.domain.focus();
				return false;
			}
			else
			{
				return true;
			}
		}
		else
		{
			return false;
		}
	}
}


var testresults
function checkemail(formname,inputname){

var a="document.";
var b=".value";
var str = eval(a+formname+"."+inputname+b);
var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
if (filter.test(str))
testresults=true
else{
alert("Please enter a valid email address!")
eval(a+formname+"."+inputname+".focus()");
testresults=false
}
return (testresults)
}

function checkbae(formname,inputname){
if (document.layers||document.getElementById||document.all)
return checkemail(formname,inputname)
else
return true


}