Imported from: http://groups.google.com/group/in-portal-bugs/browse_thread/thread/3a277ce572564ca1#
Just noticed, that uploader javascript is not compressed.
This <script type="text/javascript" src="js/uploader.js"></script> should became <script type="text/javascript" src="<inp2:m_Compress files='js/uploader/upload_manager.js|js/uploader/uploader.js'/>"></script>.
uploader_js_not_compressed_modules.patch
uploader_js_not_compressed_core.patch