How to configure compilation mode in Visual Studio 2010

How to configure compilation mode in Visual Studio 2010 like Debug, Release mode with all class project and web project.

---

Step 1 : Open your asp.net project by clicking on solution file.

Step 2 : Open your solution explorer by View menu and Solution explorer

Step3 : Then right click on your entire project solution .

Step 4 : Select  Configure Manager

Step 5: Select solution configuration as per your requirement . Release , Debug

Step 6: and Check mark build Check  box as per your requirement.

Step 7 : This way you can save development type.