http://blogs.msdn.com/vikas/archive/2009/06/03/howto-automatically-login-to-owa-2007-using-html-javascript.aspxFirst thing first, you should understand that this is NOT SUPPORTED &amp; NOT RECOMMENDED solution by Microsoft. This is just a proof of concept that OWA 2007 can be auto login, if you know the username &amp; password of target account. The approach isen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/vikas/archive/2009/06/03/howto-automatically-login-to-owa-2007-using-html-javascript.aspx#9688463Wed, 03 Jun 2009 04:01:30 GMT91d46819-8472-40ad-a661-2c78acb4018c:9688463HOWTO: Automatically Login to OWA 2007 using HTML + JavaScript | ASP NET Hosting<p>PingBack from <a rel="nofollow" target="_new" href="http://asp-net-hosting.simplynetdev.com/howto-automatically-login-to-owa-2007-using-html-javascript/">http://asp-net-hosting.simplynetdev.com/howto-automatically-login-to-owa-2007-using-html-javascript/</a></p> http://blogs.msdn.com/vikas/archive/2009/06/03/howto-automatically-login-to-owa-2007-using-html-javascript.aspx#9924910Thu, 19 Nov 2009 00:14:04 GMT91d46819-8472-40ad-a661-2c78acb4018c:9924910Vermyndax<p>This is great, but I'm looking for a way to implement this very same thing in vb.net.</p> <p>I'd like to have two textboxes that capture input and fire this javascript (or its vb.net equivalent) to post the login to the OWA page. &nbsp;Any advice? &nbsp;I've looked high and low to integrate the javascript above into a vb.net aspx page with a codebehind but I've had no luck.</p>