When resizing the game (after launch) on Mac OS X 10.5.8, it crashes. This includes fullscreen

THIS IS IN 1.6.2!!!

*What I expected to happen was to change the size of windowed minecraft."

*What actually happened was the program froze and crashed"
Describe what happened here

Steps to Reproduce:
1.Open minecraft.
2. Resize or go to fullscreen
3. Crash/ blackscreen