HOTFIX: IE6 may crash when you try to print or to preview a Web page
Microsoft Internet Explorer 6 may crash when you try to print a Web page or when you try to use the Print Preview option to view a Web page. Additionally, you may notice that there are many nested DIV tags together with the absolute positioning style in the source code of the Web page.
http://support.microsoft.com/default.aspx/kb/913788