var msg="";
function Validate()
{
msg="";
var form=document.frmsub;

	if (form.name.value=="")
	{
		msg=msg + "Please enter your name\n";
	}
	if (form.email.value=="")
	{
		msg=msg + "Please enter your email\n";
	}
	if (form.email.value!="")
	{
		isValidemail(form.email.value);	
	}	
	if (msg.length>0)
	{
		alert (msg);
		return false;
	}
	return true;			
}
function isValidemail(emailaddress) 
{
	if ((emailaddress!= "") && ((emailaddress.indexOf("@")==-1) ||(emailaddress.indexOf(".")==-1)))
	{
		msg+="Please enter a valid email address\n";
	}
}