To build and run GOIM you will need eclipse ( http://www.eclipse.org )
and the java runtime environment 1.5 - You can get it at
http://java.com/en/download/manual.jsp (JRE is enough, since eclipse has it's own compiler
built in, you only need external java libraries and a runtime)
Subversion
To get the latest version of GOIM you most likely want to checkout the source from
the subversion repository located at http://yourhell.com/svn/goimYou may want to try subclipse: http://subclipse.tigris.org .. it integrates subversion into
eclipse and makes it easy to download the sourcesTo know what you need to checkout, you may want to take a look at Projects