Hi Shridhara - we just posted a fix (and a removal utility) that will allow you to remove our toolbar from Google Chrome. Sorry for the trouble! You can read all about here, in our Help Center:
http://help.ask.com/link/portal/30015/30018/Article/1/How-do-I-remove-the-Ask-com-Toolbar
If I can answer any other questions for you, please feel free to contact me via the links in the Help Center.
Best regards,
Eric
Ask.com