Just so you know... you're still using javascript to open the window.

Regards,
Carl.

>I've found a solution!
>
>

>Me.ImageButton1.Attributes.Add("OnClick","window.open('new_window.htm')")
>

>
>Popup blocker do not block these newly opened windows!
>
>>Hi all!
>>
>>I'm trying to open a new window in ASP.NET for displaying a crystal report.
>>
>>Till now I'm opening the new window using "response.write(...window.open(...)...)" but this causes more and more problems when popup-blockers are used; and nearly every browser has a builtin popup-blocker.
>>
>>I'm not able to transform the code above into hyperlinks ("...href=... target=_blank...") because lots of the affected code is managed in base classes which are inherited.
>>
>>Thanks for help!