activate_tab.applescript

# Activate tab
# $ osascript set_tab.scpt 1, 2

on run argv
  set window_index to item 1 in argv
  set target_index to item 2 in argv

  tell application "Google Chrome" to set active tab index of first window to target_index
  tell application "Google Chrome" to activate
end run

open_tabs.applescript

# Search tabs

set urlString to ""
 
tell application "Google Chrome"
 
  set window_list to every window                         # get the windows
  repeat with the_window in window_list                   # for every window
    set tab_list to every tab in the_window               # get the tabs
    repeat with the_tab in tab_list                       # for every tab
      set the_url to the URL of the_tab                   # grab the url
      set urlString to urlString & the_url & "\n"         # concatenate them all
    end repeat
  end repeat

end tell

return urlString

results

https://gist.github.com/
http://www.google.com/