// Returns how many NSImageViews we had in a given view.

func subViewCheck (viewName viewName: NSView) -> Int {

    var counter: Int = 0
    let views = viewName.subviews

    for k in 0..<views.count {

    if views[k].description.containsString("NSImageView")  {

        counter += 1

        }
    }

return counter

}