dojox.layout.ToggleSplitter tests
	Click the splitters to toggle them open/collapsed(optional)/closed. If toggleSplitterCollapsedSize is set on the content pane, the pane has the optional collapsed state. Or it only has two states.
	
		
		
			Resizable top bar with three states (open/collapsed/closed). The toggleSplitterCollapsedSize is "20px" here.
		
		
		
			Main panel with 
a link.
			(to check we're copying children around properly).
		
			Initialized closed
		
		
			Resizable bottom bar which background color is changed when the toggle button is clicked.