gistfile1.js

(function($) {
    if ( !$.cursorWait ) {
        $.extend({
            cursorWait: function(bool_value) { // this boolean value can now be set to gives us more functionality to this call
                switch (bool_value) {
                    case true: // if set to true then we do want it to make waiting icon
                        document.body.style.cursor = 'wait';
                        break;
                    case false: // if set to false then we want it to have default style
                        document.body.style.cursor = 'default';
                        break;
                    default: // despite the name of this case, we are going on relation to the function name, thus this will be the same as case true
                        document.body.style.cursor = 'wait';
                };
            }
         });
    };
})(jQuery);