Step 1: download and install the vsewss 1.3 here
Step 2: Open IIS Start > Administrative Tools > Internet Information Services (IIS) Manager
Setp 3: On the left hand side of the IIS Manager expand the tree under the name of your server and you will see a site created called VSeWSS select it.
Step 4: Look to the right of the IIS Manager Window and you will see a link called Advanced Settings click on it.
Step 5: at the top of the Advanced Settings window you will see a Application Pool attribute, look at this and remember it, you will next go to the application pool and modify the identity
Step 6: Click on the Application Pools tree node in the IIS manager tree. You should see your application pool on the right hand side in the list, in our case it what SharePoint Central Administration V3
Step 7: Select your application pool from step 5 and click on the advanced settings on the right hand menu. Under Process Model you will see Identity click on the field to modify the identity attribute. This should be Network Service right now, and we need to change it to a Local Administrator, or add the Network Service Account to the Local Administrators group.
Step 8: Reset IIS from the command window.
Step 9: At this point you can try to deploy a test solution from Visual Studio but you may still need to do one thing, register the WCF Scriptmaps within IIS. This sounds complex but is really simple. Just open a command prompt and paste this into it " cd %SystemRoot%\Microsoft.Net\Framework\v3.0\Windows Communication Foundation\ ", you are changing the directory to run the ServiceModelReg.exe -i command 
Step 10: Type "ServiceModelReg.exe -i" into the command prompt and the result should install the WCF Scriptmaps and look like
Step 11: develop some SharePoint solutions !