What about Windows Vista remote assistance?

*The invitation file is an E-mail or a file created when using the Save this invitation to this file option to perform remote assistance.

Text Number 300692
Latest Update2004/05/19
Title Connection of remote assistance
URL http://support.microsoft.com/kb/300692

■Remote assistance functions
• Invite someone you trust to help you (Remote user)
 
• Offer to help someone (helper)

The details of the buttons circled in red and functions shown above are as follows:
•Off connection button
End remote assistance session。
•Control require button
To operate remote PC, Helper has control require on remote user.
After the Helper presses the button, the Remote user will be asked whether the Remote user allows controls from the Remote PC.
After receiving control permissions, the Control require button changes into the Share stop button.
•Screen adjust button
Adjust the size on the other screen which can be moved into the frame right below. 
•Setting button
When adjusting the quality settings based on the connection rate, the Remote user can press this button.
•Chat button
•Display the dialogue record with Remote user on the left side of the screen.
*Already display Dialogue record bar on screen of Invitee’s (helper) PC mentioned above.
•Send file button
•Forward files between the Local PC and Remote PC
•Help button
Refers to remote assistance help.
•Left above bar.
Records the connection status of remote assistance’s connection has been confirmed, etc.
Also displays information communicated between the Remote user and Helper.
•Left below bar
When inputting information for the Remote User, input the information into this bar, and press the [send] button.
•Right below bar
Displays the Remote assistance screen.
The Helper operates the Remote PC in this screen. Helper.