Button -> On clicked ----> Set layer background color
[quote:2v7vqgpc]Set the background color of a layout. Note if the layer is transparent, setting the background won't change the appearance unless you also make the layer opaque.
Setting a tiled background image
Button -> On clicked ----> Load image from URL
[quote:2v7vqgpc]Load an image from a given URL. It is not shown until the image has finished downloading, and On image URL loaded triggers. Images loaded from different domains are subject to the same cross-domain restrictions as AJAX requests - for more information see the section on cross-domain in the AJAX object. Data URIs can also be passed as an image, e.g. from a canvas snapshot or webcam image.