Last Option In Array (Numbers) (Checkboxes) Row Excludes All Others - by: mktfan

<script type="text/javascript" charset="utf-8">
 
        $(document).ready(function() {
 
                // Call the exclude function using question ID(s)
                excludeOpt (QQ);
 
                // A function to make the last option in each array row exclusive
                function excludeOpt (qID) {
 
                        // Add some classes to the checkboxes so we can manipulate them
                        $('#question'+qID+' table.question tbody td').addClass('normalOpt');
                        $('#question'+qID+' table.question tbody').each(function(i) {
                                $('td:last', this).removeClass('normalOpt').addClass('exlusiveOpt')
                        });
 
                        // A listener on the checkbox cells
                        $('#question'+qID+' table.question tbody td').click(function (event) {
 
                                // Set some vars
                                var el = $(this).parent();
                                var optLength = $('td', el).length
 
                                // Uncheck the appropriate boxes in a row
                                if ($(this).hasClass('normalOpt')) {
                                        $('td:last input[type=checkbox]', el).attr('checked', false);
                                }
                                else {
                                        $('td', el).each(function(i) {
                                                if (i < (optLength - 1)) {
                                                        $('input[type=checkbox]', this).attr('checked', false);
                                                }
                                        });
                                }
                        });
 
                        // A listener on the checkboxes
                        $('#question'+qID+' table.question tbody td input[type=checkbox]').click(function (event) {
 
                                // Set some vars
                                var el2 = $(this).parent().parent();
                                var optLength = $('td', el2).length
 
                                // Uncheck the appropriate boxes in a row
                                if ($(this).parent().hasClass('normalOpt')) {
                                        $('td:last input[type=checkbox]', el2).attr('checked', false);
                                }
                                else {
                                        $('td', el2).each(function(i) {
                                                if (i < (optLength - 1)) {
                                                        $('input[type=checkbox]', this).attr('checked', false);
                                                }
                                        });
                                }
                        });
                }
        });
</script>