how to I stop the automatic download of all refernces found in an online search?

EndNote EndNote How To
1

I did the patch, I replaced the ‘cite while you write’ file but it is still adding all references found to the currently open library

2

You mean patch for X2? Training video is here.

http://www.endnote.com/training/tutorials/EndNoteX2/EndNote_X2.asp

Take a look at “Online Search in Online Search Mode”. It explains how to do the online search in >X2.0.x