When I visit http://liferay.com or using bits I built from trunk, there are a bunch of Javascript warnings displayed in the Firefox 3 Javascript console. Following are some of them. Any idea what is causing it?

Is it a known issue?
Following are some of the many warnings that are displayed:
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Warning: Error in parsing value for property 'top'. Declaration dropped.
Source File: http://cdn.www.liferay.com/c/portal/css_cached?themeId=liferayjedi_WAR_liferayjeditheme&colorSchemeId=01&t=1214570362741
Line: 966

Warning: Error in parsing value for property 'width'. Declaration dropped.
Source File: http://cdn.www.liferay.com/c/portal/css_cached?themeId=liferayjedi_WAR_liferayjeditheme&colorSchemeId=01&t=1214570362741
Line: 1246

Warning: Error in parsing value for property 'filter'. Declaration dropped.
Source File: http://cdn.www.liferay.com/c/portal/css_cached?themeId=liferayjedi_WAR_liferayjeditheme&colorSchemeId=01&t=1214570362741
Line: 1474

Warning: Unknown property 'zoom'. Declaration dropped.
Source File: http://cdn.www.liferay.com/liferay-jedi-theme/css/everything_packed.css?companyId=1&languageId=en_US&themeId=liferayjedi_WAR_liferayjeditheme&colorSchemeId=01&t=1214570362741
Line: 1
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