Panel thumbnail weirdness

Thumbnail from an app with a long name:






Thumbnail when I move the mouse over to the next app:

Calculator widget loses it's background.

Black Default background:







Missing background/I think I like it better this way:

Notes Widget Issue

Happy Note:





Confused Note:

Leftover Icon Mouseover Effects.

Hey, I made a blog so i could post a picture:




Thanks Jucato ;)