How to prevent multiple shortcut events for JQuery Hotkeys plugin

    $(document).bind('keydown', 'ctrl+s', function (e) {

         DoSomethings();

        e.preventDefault();

    });

preventDefault method in javascirpt

event.preventDefault();

Cancels the event if it is cancelable, without stopping further propagation of the event.

Reference:

https://developer.mozilla.org/en/DOM/event.preventDefault