Very Slow feedly!

well, on the firebug console i have this:

Firebug's log limit has been reached. %S entries not shown. Preferences
[feedly][reader]compacted memory final. pruned = 1 + 0 -- over time:105 -- remaining:28 -- duration: 1ms
[feedly][streets]15 bindings released correctly. Unrealeased:0
[feedly][home][feedly]unloaded
Error in parsing value for 'white-space'. Declaration dropped.
[Break on this error] undefined
home#latest (line 1)
Error in parsing value for 'text-decoration'. Declaration dropped.
[Break on this error] undefined
home#latest (line 1)
Expected color but found '#'. Error in parsing value for 'color'. Declaration dropped.
[Break on this error] undefined
home#latest (line 1)
Error in parsing value for 'width'. Declaration dropped.
[Break on this error] undefined
home#latest (line 1)
Error in parsing value for 'float'. Declaration dropped.
[Break on this error] undefined
home#latest (line 1)
Expected ':' but found '}'. Declaration dropped.
[Break on this error] undefined
home#latest (line 1)
Error in parsing value for 'margin-left'. Declaration dropped.
[Break on this error] undefined
home#latest (line 1)
Expected end of value but found ';'. Error in parsing value for 'top'. Declaration dropped.
[Break on this error] undefined
Expected end of value but found ';'. Error in parsing value for 'left'. Declaration dropped.
[Break on this error] undefined
[feedly][home][feedly]loaded
Expected end of value but found ';'. Error in parsing value for 'margin-bottom'. Declaration dropped.
[Break on this error] undefined
Error in parsing value for 'height'. Declaration dropped.
[Break on this error] undefined
[feedly][reader] we have reached the end of the list: 0 < 40 or no contributions:0

i don't see something special...as for addons:
here's my firefox full config:

Generated: Wed Jun 03 2009 10:18:39 GMT+0200
User Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.1b4) Gecko/20090423 Firefox/3.5b4 (.NET CLR 3.5.30729)
Build ID: 20090423204732

Enabled Extensions: [32]
- Adblock Plus 1.0.2: http://adblockplus.org/
- Better Flickr 0.3: http://ginatrapani.org/workshop/firef...
- Better GCal 0.3: http://ginatrapani.org/workshop/firef...
- Better Gmail 2 0.8.1: http://ginatrapani.org/workshop/firef...
- Better Lifehacker 0.4.1: http://ginatrapani.org/workshop/firef...
- Better YouTube 0.4.3: http://ginatrapani.org/workshop/firef...
- ColorZilla 2.0.2: http://www.colorzilla.com/
- Download Statusbar 0.9.6.5: http://downloadstatusbar.mozdev.org/
- Evernote Web Clipper 3.0.0.46749: http://www.evernote.com/
- FaviconizeTab 0.9.8.2: http://espion.just-size.jp/archives/0...
- feedly 1.2: http://www.feedly.com
- Firebug 1.3.3: http://www.getfirebug.com/
- Google Gears 0.5.19.0: http://gears.google.com/
- GooglePreview 3.21: http://ackroyd.de/googlepreview/
- Greasefire 1.0.3: http://skrul.com/blog/projects/grease...
- Greasemonkey 0.8.20090123.1: http://www.greasespot.net/
- gui:config 0.4.4: http://guiconfig.freedig.org
- ImageTweak 0.18.1: http://cafxx.strayorange.com
- Java Quick Starter 1.0: http://www.google.com/search?q=Firefo...
- Microsoft .NET Framework Assistant 1.0: http://www.windowsclient.net/
- MR Tech Toolkit 6.0.3.3: http://www.mrtech.com/extensions/
- NoScript 1.9.3.3: http://noscript.net
- PDF Download 2.2.0.2: http://www.pdfdownload.org
- Personal Menu 4.1.4: https://addons.mozilla.org/firefox/ad...
- Quick Locale Switcher 1.6.9: http://www.captaincaveman.nl
- Read it Later 0.9945: http://readitlaterlist.com
- Stylish 1.0.2: http://userstyles.org/
- Tab Mix Plus 0.3.7.4pre.090404: http://tmp.garyr.net
- Toolbar Extras 3.4: http://webdesigns.ms11.net/chromeditp...
- TwitterFox 1.7.7.1: http://www.naan.net/trac/wiki/TwitterFox
- Web Developer 1.1.6: http://chrispederick.com/work/web-dev...
- Xmarks 3.1.0: http://www.xmarks.com/

Installed Themes: [3]
- Default: http://www.mozilla.org/
- Tango 3 1.0.1: http://www.google.com/search?q=Firefo...
- Winstripe Modern 3.2: http://webdesigns.ms11.net/winstripet...

Installed Plugins: (14)
- Foxit Reader Plugin for Mozilla
- Google Update
- iTunes Application Detector
- Java(TM) Platform SE 6 U10
- Microsoft Office Live Plug-in for Firefox
- Microsoft® DRM
- Mozilla Default Plug-in
- Picasa
- QuickTime Plug-in 7.6
- Shockwave Flash
- Silverlight Plug-In
- Windows Live® Photo Gallery
- Windows Media Player Plug-in Dynamic Link Library
- Windows Presentation Foundation

any thoughts?
thanks for your support =)