installation steps

Installing the SDK
This page describes how to install the Android SDK and set up your development environment for the first time.
If you encounter any problems during installation, see the this page.
Step1:Before getting started with the Android SDK, take a moment to confirm that your development computer meets the System Requirements.
In particular, you might need to install the Java development kit(jdk), if you don't have it already.
If you will be developing in Eclipse with the Android Development Tools (ADT) Plugin—the recommended path
if you are new to Android—make sure that you have a suitable version of Eclipse installed on your computer (3.4 or newer is recommended).
If you need to install Eclipse, you can download it from this location:
eclipse downloads
For Eclipse 3.5 or newer, the Eclipse Classic version is recommended. Otherwise, a Java or "RCP" version of Eclipse is recommended.
Step 2. Installing the android SDK
If you downloaded the Windows installer (.exe), run it now and it will check whether the proper Java SE Development Kit (JDK) is installed (installing it, if necessary), then install the SDK Tools into a default location (which you can modify).
Make a note of the name and location of the SDK directory on your system—you will need to refer to the SDK directory later, when setting up the ADT plugin and when using the SDK tools from command line.
Step 3. Using Eclipse for ADT Plugin for
Start the Eclipse and use the follwoing step.
1.Starting eclipse window and go to

2. close the welcome file

3 .goto help>Install new Softwre..

4 .then after..