function afterPopoverOpen(){
			this._oPopOver.detachAfterOpen(afterPopoverOpen, this);
			this._bMasterOpening = false;
			this._bMasterisOpen = true;
			this.fireAfterMasterOpen();
		}
Used to make the master page visible when in ShowHideMode and the device is in portrait mode.

@returns {this} Reference to <code>this</code> in order to allow method chaining
@public