Changing Path to Image Files

The next step is to replace the paths in all the skin files:

1. From "images/image_name" to "$Theme$/images/image_name"
2. From "menus/menu1(2,3)/image_name" to "$Theme$/images/image_name"
3. From "headers/header1(2,3)/image_name" to "$Theme$/images/image_name".