Do you want to change Yahoo! Messenger title bar to be like this?
If the answer is YES, please continue reading…
In your Yahoo! Messenger installation folder (eg: C:\Program Files\Yahoo!\Messenger), look up for a filename with ‘ymsgr.ini’. Open it with your favourite text editor like EditPlus 2 and add this code at the end of the file.
CAPTION=put your text here
Put any text that you want to display at the CAPTION and click Save.
Now, reopen your Yahoo! Messenger and you will see the title bar is now changed to the text you have typed earlier.
Menukar Title Bar Yahoo Messenger [via menteil.net]