function checkfm(fr)
	{
	if(fr.email.value=="")
		{
		alert("Please enter your email");
		fr.email.focus();
		return(false);
		}
	if(fr.email.value!="")
		{
		pass=fr.email.value.indexOf('@',0);
		if(pass==-1)
			{
			alert("Not a valid email address");
			fr.email.focus();
			return(false);
			}
		}
	}