Button demo: Remove unnecessary anchors from popp menu

Author: jzaefferer

demos/button/splitbutton.html

@@ -55,9 +55,9 @@
 		<button id="select">Select an action</button>
 	</div>
 	<ul>
-		<li><a href="#">Open...</a></li>
-		<li><a href="#">Save</a></li>
-		<li><a href="#">Delete</a></li>
+		<li>Open...</li>
+		<li>Save</li>
+		<li>Delete</li>
 	</ul>
 </div>