Index: lams_tool_wiki/web/images/tree_closed.gif
===================================================================
diff -u -r40fb72d3289330a49552817cf29d032ba4e203a1 -r3f6a314d2a87004bd18a5d5076cd9162dea82437
Binary files differ
Index: lams_tool_wiki/web/images/tree_open.gif
===================================================================
diff -u -r40fb72d3289330a49552817cf29d032ba4e203a1 -r3f6a314d2a87004bd18a5d5076cd9162dea82437
Binary files differ
Index: lams_tool_wiki/web/includes/javascript/wikiCommon.js
===================================================================
diff -u -r0d075447d1d629c39e48fd200097d423b8c8b591 -r3f6a314d2a87004bd18a5d5076cd9162dea82437
--- lams_tool_wiki/web/includes/javascript/wikiCommon.js	(.../wikiCommon.js)	(revision 0d075447d1d629c39e48fd200097d423b8c8b591)
+++ lams_tool_wiki/web/includes/javascript/wikiCommon.js	(.../wikiCommon.js)	(revision 3f6a314d2a87004bd18a5d5076cd9162dea82437)
@@ -73,19 +73,17 @@
 
 function toggleWikiList(webUrl)
 {
-	
 	var wikiListDiv = document.getElementById("wikiList");
-	var wikiListImage = document.getElementById("wikiListImage");
 	
+	$('#iconToggle').toggleClass('fa-plus-square-o fa-minus-square-o');
+	
 	if (wikiListDiv.style.display=="block")
 	{
 		wikiListDiv.style.display = "none";
-		wikiListImage.src = webUrl +"/images/tree_closed.gif";
 	}
 	else
 	{
 		wikiListDiv.style.display = "block";
-		wikiListImage.src = webUrl + "/images/tree_open.gif";
 	}
 }
 
Index: lams_tool_wiki/web/pages/authoring/basic.jsp
===================================================================
diff -u -rc43a7c4f1389ad2b5fdc526aa736be11ab5ad271 -r3f6a314d2a87004bd18a5d5076cd9162dea82437
--- lams_tool_wiki/web/pages/authoring/basic.jsp	(.../basic.jsp)	(revision c43a7c4f1389ad2b5fdc526aa736be11ab5ad271)
+++ lams_tool_wiki/web/pages/authoring/basic.jsp	(.../basic.jsp)	(revision 3f6a314d2a87004bd18a5d5076cd9162dea82437)
@@ -222,10 +222,8 @@
 <h4>
   <fmt:message key="label.wiki.pages"></fmt:message>
 </h4>
-
-<img src="<lams:WebAppURL />/images/tree_closed.gif" id="wikiListImage" 
-     onclick="javascript:toggleWikiList('<lams:WebAppURL />')" />
-&nbsp;
+    
+<i id="iconToggle" class="fa fa-sm fa-plus-square-o"  onclick="javascript:toggleWikiList('<lams:WebAppURL />')" aria-hidden="true"></i>
 <a href="javascript:changeWikiPage('${fn:escapeXml(mainWikiPage.javaScriptTitle)}')">${fn:escapeXml(mainWikiPage.title)}</a>
 <div id="wikiList" style="display:none;">
 	<c:forEach var="wikiPage" items="${wikiPages}">
Index: lams_tool_wiki/web/pages/learning/wiki.jsp
===================================================================
diff -u -r61408a87d647c32ac6a6a42d3ac009828eb5ce6d -r3f6a314d2a87004bd18a5d5076cd9162dea82437
--- lams_tool_wiki/web/pages/learning/wiki.jsp	(.../wiki.jsp)	(revision 61408a87d647c32ac6a6a42d3ac009828eb5ce6d)
+++ lams_tool_wiki/web/pages/learning/wiki.jsp	(.../wiki.jsp)	(revision 3f6a314d2a87004bd18a5d5076cd9162dea82437)
@@ -418,9 +418,7 @@
                 <fmt:message key="label.wiki.pages"></fmt:message>
               </h4>
 
-              <img src="<lams:WebAppURL />/images/tree_closed.gif" id="wikiListImage" 
-                   onclick="javascript:toggleWikiList('<lams:WebAppURL />')" />
-              &nbsp;
+							<i id="iconToggle" class="fa fa-sm fa-plus-square-o"  onclick="javascript:toggleWikiList('<lams:WebAppURL />')" aria-hidden="true"></i>
               <a href="javascript:changeWikiPage('${fn:escapeXml(mainWikiPage.javaScriptTitle)}')">${fn:escapeXml(mainWikiPage.title)}</a>
               <div id="wikiList" style="display:none;">
                 <c:forEach var="wikiPage" items="${wikiPages}">
Index: lams_tool_wiki/web/pages/monitoring/wikiDisplay.jsp
===================================================================
diff -u -rdad98aefa0a1e34e14e5043967eaab26c4096a9b -r3f6a314d2a87004bd18a5d5076cd9162dea82437
--- lams_tool_wiki/web/pages/monitoring/wikiDisplay.jsp	(.../wikiDisplay.jsp)	(revision dad98aefa0a1e34e14e5043967eaab26c4096a9b)
+++ lams_tool_wiki/web/pages/monitoring/wikiDisplay.jsp	(.../wikiDisplay.jsp)	(revision 3f6a314d2a87004bd18a5d5076cd9162dea82437)
@@ -234,9 +234,7 @@
           <fmt:message key="label.wiki.pages"></fmt:message>
         </h4>
 
-        <img src="<lams:WebAppURL />/images/tree_closed.gif" id="wikiListImage" 
-             onclick="javascript:toggleWikiList('<lams:WebAppURL />')" />
-        &nbsp;
+				<i id="iconToggle" class="fa fa-sm fa-plus-square-o"  onclick="javascript:toggleWikiList('<lams:WebAppURL />')" aria-hidden="true"></i>
         <a href="javascript:changeWikiPage('${fn:escapeXml(mainWikiPage.javaScriptTitle)}')">${fn:escapeXml(mainWikiPage.title)}</a>
         <div id="wikiList" style="display:none;">
           <c:forEach var="wikiPage" items="${wikiPages}">