text: how do i take control remotely over internet of someone else's computer screen to show him something on excel   you can use the remote assistance offered in the microsoft messenger, please follow these steps:  the remote assistance feature allows one person in a conversation to give permission to another to take control of a computer to fix problems or change settings. the feature does not allow someone to take control of a computer without an invitation from the person using the computer.  in the conversation window, click activities.  under my activities, click remote assistance.  after the invitation is accepted and both computers are connected, the person you have asked for help must click take control at the top of the remote assistance window to start using your computer.  to regain control of your computer, press esc or click stop control.  notes  only one person can control the computer at a time.  while using remote assistance, you can type messages, talk (using the voice feature), and send files in the remote assistance window.   to use this feature, both computers must have windows messenger installed. windows messenger is included with windows xp, and works in conjunction with msn messenger.  with whiteboard, you can draw and type simultaneously with someone else.  in the conversation window, click the activities button.  under my activities, click whiteboard.  after the invitation is accepted and both computers are connected, the whiteboard opens on both computers.  start drawing.  to preserve the contents of the whiteboard, click lock contents on the whiteboard view menu.  to end the sharing session and close whiteboard, click close on the sharing session window.   note:  to use this feature, both computers must have windows messenger installed. windows messenger is included with windows xp, and works in conjunction with msn messenger.