Expression Web SuperPreview for Internet Explorer speeds the essential task of debugging your web sites for cross-browser compatibility. With Expression Web SuperPreview for Internet Explorer, you don’t need a web service to debug your pages on the same machine that you use for development.
Expression Web SuperPreview for Internet Explorer is a stand-alone visual debugging tool that makes it faster and easier to migrate your sites from Internet Explorer 6 to Internet Explorer 7 or 8. With Expression Web SuperPreview for Internet Explorer, you can ensure that your Web sites work correctly in Internet Explorer 8 while also maintaining compatibility with earlier versions of Internet Explorer.
Expression Web SuperPreview for Internet Explorer shows your web pages rendered in Internet Explorer 6 and either Internet Explorer 7 or Internet Explorer 8, depending on which version you have installed on your machine. You can view the pages side by side or as an onion-skin overlay and use rulers, guides and zoom/pan tools to precisely identify differences in layout. You can even compare your page comp to how the targeted browsers render the page.
Link – http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=8e6ac106-525d-45d0-84db-dccff3fae677
