function CheckMultiple1(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 CheckForm1(f) {

					var checkedCount = 0;
  					for (var i=0; i <f.elements.length; i++) {
     					 if (f.elements[i].type=='checkbox' && f.elements[i].checked) {
        				 checkedCount++;
           				 }
 					 }
  					if (checkedCount > 1) {
					alert("Please select only ONE business type");
 					 return false;
			  		}

			var fname = "CustomFields_2_1";
			var fld = document.getElementById(fname);
			if (fld.value == "") {
				alert("Please enter your name");
				fld.focus();
				return false;
			}

					lists_chosen = CheckMultiple1(f, "lists");
					if (!lists_chosen) {
						alert("Please choose a business type");
						return false;
					}

			if (f.email.value == "") {
				alert("Please enter your email address.");
				f.email.focus();
				return false;
			}
		
						if (f.format.selectedIndex == -1) {
							alert("Please choose a format");
							f.format.focus();
							return false;
						}
					
				if (f.captcha.value == "") {
					alert("Please enter the security code shown");
					f.captcha.focus();
					return false;
				}
		
				return true;
			};