follow the following steps::::
1.goto new project in visual studio which you use
2.select the project type as setup and development under the menu other projects ,click ok
3.in the solution explorer right click on the project name and select add file
4. add the your projct.exe file which is present in debug folder of your project and also add the database file.
5.design the window as u wish and finally build the project.
6.goto the setup project solution folder you'll find the setup file within the debug folder,,,