Design view in Visual Studio and Visual Web Developer Express 2008 provides several tools that help with absolute and relative positioning of controls. I'd like to describe how do they work and what kind of visual hints the designer provides. How do I set my control position to absolute? Use Format | Position menu: Unfortunately, because of a bug, the menu is disabled for <span> and <a> based controls. To enable the menu, add style="display:block" to labels or hyperlinks. This will be fixed in the next service pack. You can then use the Position dialog to set positioning mode: In most cases you'll want absolute positioning . After setting the position you should be able to move the control around. There are two Read More...

Read the complete post at http://blogs.msdn.com/webdevtools/archive/2008/03/11/absolute-and-relative-positioning-in-visual-web-developer-2008-designer.aspx