Automatically reload your active tab in Chrome. See the comments for instructions.

gistfile1.scpt

#!/usr/bin/env osascript
#
# This AppleScript reloads Google Chrome. It can be used in combination kicker
# gem to automatically reload google chrome when you save a file from your app.
#
# Usage for a rails app:
#   1) Place this file in $RAILS_ROOT/script/reload_chrome
#   2) Install the kicker gem: gem install kicker
#   3) Run: kicker -e script/reload_chrome app public
#
# Now, every time you save a file in the folders app or public Chrome will
# reload your active tab.

tell application "/Applications/Google Chrome.app"
  tell active tab of first window
    reload
  end tell
end tell