iChat
Show a slideshow of images transferred in an iChat session
09/07/2010
To view all images transferred during an iChat session as a slideshow, Control-click one of the images, choose "Quick Look Image", then press Play.
Rotate your buddy picture in iChat
08/26/2010
When changing or editing your iChat buddy picture via the iChat> Change My Picture menu, Option-click and drag the image to rotate it.
Record an audio or video chat in iChat
08/08/2010
To record an audio or video chat in iChat, start an audio or video chat with a buddy then do Video > Record Chat.
Place a timestamp into an iChat text chat
07/30/2010
While in an iChat text chat on a Mac running Snow Leopard, do Edit> Mark Transcript to place a timestamp into the text transcript at that point in the chat.
Quickly change the view options for an iChat window
07/20/2010
To change the view options for an open iChat chat window, simply Control-click anywhere in the window and select the options from the pop-up menu.
Use a tabbed window for multiple chats in iChat
05/23/2010
To configure iChat to use a single, tabbed window for multiple chats, do iChat> Preferences> Messages> Collect chats in a single window.
Test the iChat video and audio capabilities of your Mac
05/08/2010
In iChat, test the video and audio capabilities of your Mac and the network it is connected to, via Video> Connection Doctor> Show Capabilities.
Send an email to a buddy in your iChat buddy list
04/19/2010
In iChat, Control-click a name in your buddy list and do "Send Email...", to open Mail and create a new message addressed to them.
Do a Spotlight search for a buddy's name from iChat
04/03/2010
In iChat on a Mac running Snow Leopard, select a buddy then do Buddies>Search in Spotlight, to do a search with Spotlight for that buddy's name or email address.
See when messages were transmitted during an iChat
03/18/2010
Hover your mouse over any text balloon in an iChat chat session to show the exact date and time that text passage was sent or received during the chat.
Hide your video display in iChat
03/12/2010
During an iChat video chat session, to turn off the small display of yourself seen in the corner of the chat window, do Video>Hide Local Video.
Hide local video window in an iChat AV session
02/23/2010
During an iChat video chat session, turn off the small display of yourself seen in the lower left corner of the iChat window via Video>Hide Local Video.
Share files using iChat Theater
02/02/2010
In an iChat AV video conference drag and drop any file to the bottom half of the video window to share it using iChat Theater.
Bypass automatic login into iChat when it opens
01/18/2010
If "Log in automatically when iChat opens" is on in iChat>Prefs>Accounts, hold Shift & open iChat, to temporarily turn it off.