By default, the vs2003 installation directory is "C: \ Program Files \ Microsoft Visual Studio. NET 2003"
Open the file "C: \ Program Files \ Microsoft Visual Studio. NET 2003 \ Vc # \ csharpprojectitems \ webprojectitems \ UI. vsdir" in Notepad. The content is shown in the following figure:
... \ .. \ Csharpaddwebformwiz. vsz | {FAE04EC1-301F-11d3-BF4B-00C04F79EFBC} | #2236 | 10 | #2263 | {FAE04EC1-301F-11d3-BF4B-00C04F79EFBC} | 45 34 | 0 | webform. aspx
.. \ Csharpaddwebusercontrol. vsz | {FAE04EC1-301F-11d3-BF4B-00C04F79EFBC} | #2378 | 20 | #2379 | {FAE04EC1-301F-11d3-BF4B-00C04F79EFBC} | 4558 | 0 | webusercontrol. ascx
...
Copy the preceding two statements on webform and webusercontrol to "C: \ Program Files \ Microsoft Visual Studio. NET 2003 \ Vc # \ csharpprojectitems \ localprojectitems \ UI. in the vsdir file, you can right-click "Add new item" to add a web window in the class library project.
Appendix: Visual Studio enterprise-level template file description
Http://msdn.microsoft.com/library/chs/default.asp? Url =/library/CHS/vsent7/html/vxtskcreatingtemplateprototypes. asp
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