Project DescriptionSharePoint ClientSide Extensions makes it easy to develop JavaScript within the confines of SharePoint. A simple feature allows site admins to add JQuery, JQuery UI, Prototype, Scriptaculous and Ext JS to their site.
Simply add the solution:
stsadm.exe -o addsolution -filename nikcodes.sharepoint.clientside.wsp
Then activate the Feature on the Site Features page.
Settings are accessed under the Look and Feel column:
For more information see http://www.nikcodes.com/