LAYER 1 is positioned the top left corner of the window This is layer number 1 for test.
LAYER 2 is positioned the top right corner of the window This is layer number 2 for test.
LAYER 3 is positioned the bottom left corner of the window This is layer number 3 for test.
LAYER 1 is positioned the bottom right corner of the window This is layer number 4 for test.