Apps how to install ADT in Eclipse Ganymede 3.1 Version

[flipmedia]

Hi Pals,
I am a PHP developer , like to wet my Feet in Android App Development. So
I plan to install SDK and related stuffs(eclipse,ADT) etc in my windows 7 P.C .
But I cannot find a solution to How to Install ADT in Ganymede 3.1. My Problem is I cannot find the first step i.e

Start Eclipse, then select Help > Install New Software....

there is no option Install New Software.... in my Help .... do any one can help me ? It will be a gr8 thing of Satisfaction to you Sure and a Gr8 Favour for me. .... So may I go to Eclipse other versions like Helios or Galielios
. Advise me , waiting your Quick Reply soon. My Personal mail is : anes.pa@gmail.com.

Thanks ,
Anes

 

[EarlyMon]

I've moved your post here where you'll likely get a better response.

 

[miXer]

Eclipse Ganymede is no longer supported by the latest ADT plugin: source. So you should upgrade your Eclipse IDE.