ICY  BACKGROUND

Step 1

Open new canvas, 400 x 400, 72 dpi, white background.  Hit D for default colors.  Got to Filter/Render/Clouds.  Image/Adjust/Auto Contrast.

Step 2

Create a new layer, and fill with a blue of your choice.  Set layer blending to Color.  Merge these layers.

Step 3

Duplicate the current layer.  Filter/Artistic/PlasticWrap and enter the following settings.

Step 4

On each of the two layers, Press Ctrl+I.    Set the top layer to Overlay.

Step 5

On the top layer, go to Filter/Distor/Polar Coordinates and check Polar to rectangular.

Step 6

Go to Filter/Stylise/Wind - Wind from the Left.  Set this layer to Lighten.

Step 7

Create a new layer and fill with a blue (or other color) of your choice.  Set layer to color mode and if you wish rotate your canvas 90 degrees.