How to Install android apk File in the emulator

To install a apk file into the Android Emulator :

• Install Android SDK  from the Site 
• Extract the zip to D:\android-sdk-windows (or goto the directory u have extracted)
• Next copy your apk file  to D:\android-sdk-windows\tools
•  Goto Start -- Run ....& type cmd in that box.
• In the Black Screen(Command Prompt) Type the Following
• your installed driver for example D: ( press enter )
•  cd  android-sdk-windows  ( press enter ) if  it's difficult to type the entire name use TAB
•  cd tools ( press enter )
• adb install your_application.apk
• Next SEE YOUR APP ON THE EMULATOR
• If not  or any other problem uses the following in the same Command prompt
• $adb kill-server
• $adb start-server   (restart the adb)