Disable the new window animation in Mac OS X

by

Turn off the new window animation in Mac OS X 10.7 (and higher), new windows will appear instantly without delay. 

defaults write NSGlobalDomain NSAutomaticWindowAnimationsEnabled -bool false

Relaunch any currently running apps or reboot your Mac to have the changes take effect.

To restore the new window animation:

defaults write NSGlobalDomain NSAutomaticWindowAnimationsEnabled -bool true