organize ruler css as subclasses (2)
diff --git a/bundles/org.eclipse.orion.client.editor/web/examples/textview/textStyler.js b/bundles/org.eclipse.orion.client.editor/web/examples/textview/textStyler.js
index 38c7848..96cbb83 100644
--- a/bundles/org.eclipse.orion.client.editor/web/examples/textview/textStyler.js
+++ b/bundles/org.eclipse.orion.client.editor/web/examples/textview/textStyler.js
@@ -691,8 +691,8 @@
 				return null;
 			}
 			return new orion.textview.FoldingAnnotation(viewModel, "orion.annotation.folding", start, end,
-				"<img src='/examples/textview/images/expanded.png'></img>", {styleClass: "ruler_folding_expanded"}, 
-				"<img src='/examples/textview/images/collapsed.png'></img>", {styleClass: "ruler_folding_collapsed"});
+				"<img src='/examples/textview/images/expanded.png'></img>", {styleClass: "annotation expanded"}, 
+				"<img src='/examples/textview/images/collapsed.png'></img>", {styleClass: "annotation collapsed"});
 		}, 
 		_computeFolding: function() {
 			if (!this.foldingEnabled) { return; }