WowAce

Sal Scotto:
    - Added a check to make resize do nothign whent he edge is 0
    - Fixed infinite/indiscremeidate checks
Mange:
    - Nan -> NaN
Sal Scotto:
    - workaround for nan compairsons
    - Added NaN check for SetTexCoord
    - Edge case check, for when a frame is resized to 0, we dont try changed the BG texcoord