[olegk]

Your PNG compressor is garbage.

PNG, 339 bytes: http://i.imgur.com/68vR8.png

Also don't forget that the path string will be gzipped (to around 220 bytes).

[acangiano]

PNG, 313 bytes: http://i.imgur.com/2ULm8.png

[pjscott]

With transparency, 393 bytes:

http://imgur.com/wIVyT.png

(I used GIMP to add transparency, and pngopt to get the file size down.)