click on button - incorrect function

IE 11 click on button:
e.setActive()
Incorrect Function.
62,1271

in example http://www.activewidgets.com/ui.button/

Confirmed, the bug still in AW 2.6.4. Here is a temporary patch to fix this -

if (document.documentMode == 11){
        AW.UI.ImageText.prototype._onactivateEvent = function(){};
    }