Creating Xhtml /Css/and Header Menu as an ASP Include File

I have already Design a PSD File you just need to Create a Very Detail XHTML & CSS Work with W3C Valid CSS & W3C Valid XHTML without any Errors Need to Create Xhtml in such a way if Increase in TEXT or even if I insert a Banner the Page should stay in a Proper way. & there are Menus on the Left & on the Top I want those as a ASP Based Include File. so I can use them for my inside pages. Let me know if anyone is interested. Please remember I need very Detail work. thanks