function submitform(){
	var form=document.ff;
	if (form.email.value!=""){
		var atPresent1 = form.email.value.indexOf("@",0);
		var atPresent2 = form.email.value.indexOf(".",0);
		if (atPresent1 < 1 || atPresent2 < 1) {
		   alert ("The e-mail address you supplied doesn't seem to be valid. Please re-enter the e-mail address.");
		   form.email.focus();
		   return;
		}
	}
	form.submit();
}