-2. Create the banner image. It should be 350px wide and saved in a standard
-web image format (.gif, .jpg, .png). Also note that a close 'X' will be drawn
-over the top right 60x60px corner of the banner, so please do not put anything
-important in that space.
+2. Create the banner image. Some guidelines:
+ * Image should be 350px wide (exactly) x 350px tall (or shorter).
+ * Use a standard web image format (.gif, .jpg, .png)
+ * Note that a close 'X' button will be drawn over the top right 60x60px
+ corner of the banner, so please do not put anything important in that space.