trigger action on second tap

touchActionOnSecondTap

function touchActionOnSecondTap ( oElem ) {

    oElem.on(
        'touchend',
        function ( e ) {
            var elem = $( this );

            if ( elem.data( 'clicked_once' ) ) {
                // element has been tapped (hovered), reset 'clicked_once' data flag and return true
                elem.data( 'clicked_once', false );
                return true;
            } else {
                // element has not been tapped (hovered) yet, set 'clicked_once' data flag to true
                e.preventDefault();
                elem.trigger( "mouseenter" ); //optional: trigger the hover state, as preventDefault(); breaks this.
                elem.data( 'clicked_once', true );
            }
        }
    );

}