1 Talk XML/Frame/alpha Edit History < XML | Frame What Does Alpha Do?Edit Set the opacity of a frame (or overlayed graphic), where 1.0 is mostly opaque and 0.0 is fully transparent. Possible ValuesEdit Range from 0.0 to 1.0. Read more There are 3 levels of layers: BACKGROUND is in the back, ARTWORK is in the middle and OVERLAY is... Layer WoW constants (which are actually global lua variables) are automatically replaced with their... WoW constants These are cut-and-paste functions that you can use in your addons, submitted by WoWWiki... User defined functions Related Categories Category: Interface customization