function CheckMultiple12(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 CheckForm12(f) {
			if (f.email.value == "") {
				alert("Please enter your email address.");
				f.email.focus();
				return false;
			}
    			var str = f.email.value;
    			var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/;
    			if (!str.match(re)) {
    			    alert("Verify the email address format.");
    			    return false;
    			}
			return true;
}

function CheckMultiple15(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 CheckForm15(f) {
			if (f.email.value == "") {
				alert("Please enter your email address.");
				f.email.focus();
				return false;
			}
    			var str = f.email.value;
    			var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/;
    			if (!str.match(re)) {
    			    alert("Verify the email address format.");
    			    return false;
    			}
		
				return true;
			};