JQuery - is at least one checkbox checked

Question

I am in the process of learning JQuery thanks mostly to the positive reference here on Stack Overflow. I need a function that checks all the checkboxes in an element which h

Answer 1

A radio button list was not an option due to the page layout. I solved it with a Custom Validator.

Add this JavaScript function to the page

function ValidateDDA(s, a) {
    a.IsValid = ($(".chk:checked", $('parentDiv')).length > 0);
}

Then add a CustomValidator to the page

Works like a charm. Thanks for suggestions.