// get all opened view
viewers = gui.getViewers()
// get LUT (look up table) from current view
lut = gui.getActiveLUT()

// current view exist ?
if (lut != null)
{
	// for all opened views
	for(i = 0; i < viewers.size(); i++)
	{
		// take the LUT
		v = viewers.get(i)
		l = v.getLut()
		// and set it from active view LUT
		l.copyFrom(lut)
	}
}