if ("border".equals(groupName) || "background".equals(groupName)) { targetGroup.remove( groupName ); }
	public void add(CssBlock cssBlock) {		this.properties.putAll( cssBlock.getDeclarationsMap() );		String[] groupNames = cssBlock.getGroupNames();		for (int i = 0; i < groupNames.length; i++) {			String groupName = groupNames[i];			HashMap group = cssBlock.getGroupDeclarations( groupName );			HashMap targetGroup = (HashMap) this.groupsByName.get( groupName );			if (targetGroup == null) {				this.groupsByName.put( groupName, group ); 				this.groupNamesList.add( groupName );			} else {				targetGroup.putAll( group );			}		}	}