function CheckMultiple4(frm, name) {
				for (var i=0; i < frm.length; i++)
				{
					fldObj = frm.elements[i];
					fldId = fldObj.id;
					if (fldId) {
						var fieldnamecheck=fldObj.id.indexOf(name);
						if (fieldnamecheck != -1) {
							if (fldObj.checked) {
								return true;
							}
						}
					}
				}
				return false;
			}
		function CheckForm4(f) {
			var email_re = /[a-z0-9!#$%&'*+\/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+\/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?/i;
			if (!email_re.test(f.email.value)) {
				alert("Please enter your email address.");
				f.email.focus();
				return false;
			}
		
						if (f.format.selectedIndex == -1) {
							alert("Please choose a format to receive your email campaigns in");
							f.format.focus();
							return false;
						}
					
				return true;
			}