renam staff to staffsub

www/visit.html

@@ -140,13 +140,13 @@
 				</div>
 			</div>
 			<div>
-				<div data-toggle="collapse" href="#staff" class="pointercss">
+				<div data-toggle="collapse" href="#staffsub" class="pointercss">
 					<h4>
 						staff &nbsp;<span
 							class="glyphicon glyphicon-triangle-right"></span>
 					</h4>
 				</div>
-				<div class="collapse" id="staff">
+				<div class="collapse" id="staffsub">
 					<p class="fontspacecss">Stephan Mantel
 					<img src="images/misc/StephanMantel.jpg"/></br>
 Head of World Soil Museum, Curator of physical collections