Simply use Eclipse menu ... help->"Install New Software". You paste in the update sitehttp://www.agpad.com/update/ then select Spket IDE when it appears and and follow the steps.
Thanks to http://forums.spket.com/viewtopic.php?f=3&t=3667.
Set up eclipse for Ext js and spket IDE plugin
原文：http://www.cnblogs.com/yuxiaoqi/p/5143592.html