src/common/js/winjs/js/ui.js
function (element, scroller) {
                    if (!element || !_Global.document.body || !_Global.document.body.contains(element)) {
                        return false;
                    }
                    if (!_ElementUtilities._setActive(element, scroller)) {
                        return false;
                    }
                    return (element === _Global.document.activeElement);
                }
function (element, scroller) {
                    if (!element || !_Global.document.body || !_Global.document.body.contains(element)) {
                        return false;
                    }
                    if (!_ElementUtilities._setActive(element, scroller)) {
                        return false;
                    }
                    return (element === _Global.document.activeElement);
                }
function ( element , scroller ) { if ( ! element || ! _Global . document . body || ! _Global . document . body . contains ( element ) ) { return false ; } if ( ! _ElementUtilities . _setActive ( element , scroller ) ) { return false ; } return ( element === _Global . document . activeElement ) ; }
Try to set us as active
Try to set us as active