public void ZoomIn(int width)
{
___UiTransactionBegin();
//Dimdim.ZoomIn(mouseX); // I decided not to zoom into the mouse... too unstable
Dimdim.ZoomIn(Dimdim.convert_Frame2ScreenX(UiObjects.CurrentMarkerFrame), width);
UpdateCanvasWidthFromProjAndDimdim();
UpdateCanvasScrollXFromDimdim();
___UiTransactionEnd();
}