title: Updating Android SDK Version
body: <p>Friend's,
         I want to know how to change currently using android sdk to another,(i.e) i'm using   android-sdk_r04-windows in my eclipse,suppose if i need to change it for android-sdk_r07-windows,how can i proceed,whether simply delete android-sdk_r04-windows from drive and to download and paste android-sdk_r07-windows,is't enough or something i need to do.</p>
  
  <p>Thanks in advance,</p>