Mine

toolbar = new dijit.Toolbar({},
  		        "collectionToolbar-" + this.id);
  		newRangeCollection = new dijit.form.Button({title: 'New Collection', label:"New Collection", baseClass: "standardButton",style:"margin-left:4px", onClick: dojo.hitch(this,function(){ this.collectionManager.newCollection()}) });
  		clone = new dijit.form.Button({title: 'Clone', label: "Clone", baseClass: "standardButton",style:"margin-left:4px"});
  		addRange = new dijit.form.Button({title: 'Add Range', label:"Add Range", baseClass: "positiveButton",style:"margin-left:4px"});
  		editRanges = new dijit.form.Button({title: 'Edit Range', label: "Edit Range", baseClass: "positiveButton",style:"margin-left:4px"});
  		
  		toolbar.addChild(newRangeCollection);
  		toolbar.addChild(clone);
  		toolbar.addChild(addRange);
  		toolbar.addChild(editRanges);