Fencer: I know my Error Console contains hundreds of these:

Warning: Expected declaration but found '/'. Skipped to next declaration.
Source File: http://brainking.com/js/menu.css
Line: 45
Warning: Unknown property '_padding-top'. Declaration dropped.
Source File: http://brainking.com/js/style/rte_default.css
Line: 22
Warning: Unknown property 'layer-background-color'. Declaration dropped.
Source File: http://brainking.com/js/context.css
Line: 62

I have loads of them, whatever they may be