importClass(Packages.plugins.tprovoost.scripteditor.uitools.filedialogs.FileDialog)
importClass(Packages.icy.file.Loader)
// Open a file dialog and returns the file
f = FileDialog.open()
if (f == null) throw "User cancelled!"
loadedSequence = Loader.loadSequence(f)
gui.addSequence(loadedSequence)