with opening your image.
down the Ctrl-button and left-click the image layer to select your
Now go to Selection - Modify - Expand - 2 pixels. (For larger images
you'll need to insert 3-4 pixels).
Create a new layer - call it white shadow - and place it beneath
your image layer.
Select White as your foreground colour and flood fill your selection
(choose the Paintbucket and select foreground in the options window
on the top right side of your screen).
Your image should now look like fig. 2.
Keep your selection and create a
new layer over the white shadow layer and beneath the image layer
and call it black shadow.
Select black as your foreground colour and flood fill your selection.
Now deselect (Ctrl - D).
at the black shadow layer choose Filter - Blur - Gaussian Blur and
insert 1,5 - 2 pixels.
I used 1,9 pixels. Click ok.
Activate the white shadow layer and
repeat the Gaussian Blur effect - fig. 3.
we have to move the two shadow layers a little bit to get the wanted
Still at the White shadow layer
select the Move Tool ( see fig. 4).
Now we have to move the white shadow layer one pixel down and one
pixel to the left (for larger images move 2-3 pixels....). Use the
arrowkeys on your keyboard to move the layer. (One touch at the
down-arrow = one pixel down etc.).
Now select the black shadow layer. Now move this layer one pixel
up and one pixel to the right.