just download netbeans latest version from : http://netbeans.org/downloads/ netbeans have all the stuffs bundled into it, all the toolkits as well as emulator. No need to install anything after that. How to run a project of J2me in netbeans: This is the best tutorial to know how to run it: http://netbeans.org/kb/docs/javame/quickstart.html
The blog will contain all the Technical knowledge I have to share and I welcome & would appreciate others for sharing their knowledge :0)