http://dev.bukkit.org/bukkit-plugins/randomlocation/ http://dev.bukkit.org/bukkit-plugins/simplespawn/ http://dev.bukkit.org/bukkit-plugins/random-spawn/ http://dev.bukkit.org/bukkit-plugins/randomspawns/ http://dev.bukkit.org/bukkit-plugins/extremerandomspawn/
With essentials, do /setspawn Noobies, noobies is for all the new players that joon, and at a different point do /setspawn, so after the new players die they will spawn where default was set