Apps What minimum version of Android Build Target supported by Eclipse Helios?

[Le@rner]

Hi all,

i m trying to using Eclipse Helios for android application.

in my Eclipse Helios the minimum Android Build Target version is Android 1.5.

and according to my history of android version before the version Android 1.5(CupCake) three more versions are launched those are
1. Android Beta,
2. Android 1.0
3. Android 1.1

but in the build target there are not available.

so i want to ask these are not supported or any other reason.

please tell me What minimum version of Android Build Target supported by Eclipse Helios?

i m waiting for ur valuable suggestions.

thanks in advance.