diff --git a/UI/WebServerResources/SchedulerUI.js b/UI/WebServerResources/SchedulerUI.js
index 542575b37..a7227102c 100644
--- a/UI/WebServerResources/SchedulerUI.js
+++ b/UI/WebServerResources/SchedulerUI.js
@@ -1645,7 +1645,7 @@ function onCalendarModify(event) {
   var selected = folders.getSelectedNodes()[0];
   var calendarID = selected.getAttribute("id");
   var url = ApplicationBaseURL + calendarID + "/properties";
-  var windowID = (calendarID + "properties").replace("/", "_", "g");
+  var windowID = sanitizeWindowName(calendarID + " properties");
   var properties = window.open(url, windowID,
 			       "width=300,height=100,resizable=0");
   properties.focus();
@@ -1705,7 +1705,7 @@ function appendCalendar(folderName, folderPath) {
     window.alert(clabels["You have already subscribed to that folder!"]);
   else {
     var calendarList = $("calendarList");
-    var items = calendarList.childNodesWithTag("li");
+    var items = calendarList.select("li");
     var li = document.createElement("li");
     
     // Add the calendar to the proper place
@@ -1715,13 +1715,13 @@ function appendCalendar(folderName, folderPath) {
     else 
       calendarList.appendChild(li);
     
-    li.setAttribute("id", folderPath);
-    li.setAttribute("owner", owner);
+    $(li).writeAttribute("id", folderPath);
+    $(li).writeAttribute("owner", owner);
 
     var checkBox = createElement("input", null, "checkBox", { checked: 1 },
 				 { type: "checkbox" }, li);
     li.appendChild(document.createTextNode(" "));
-
+    
     var colorBox = document.createElement("div");
     li.appendChild(colorBox);
     li.appendChild(document.createTextNode(folderName
diff --git a/UI/WebServerResources/UIxAclEditor.js b/UI/WebServerResources/UIxAclEditor.js
index 4e3e97d5f..4f2713a52 100644
--- a/UI/WebServerResources/UIxAclEditor.js
+++ b/UI/WebServerResources/UIxAclEditor.js
@@ -26,10 +26,11 @@ function addUserCallback(http) {
 }
 
 function setEventsOnUserNode(node) {
-   node.observe("mousedown", listRowMouseDownHandler);
-   node.observe("selectstart", listRowMouseDownHandler);
-   node.observe("dblclick", onOpenUserRights);
-   node.observe("click", onRowClick);
+  var n = $(node);
+  n.observe("mousedown", listRowMouseDownHandler);
+  n.observe("selectstart", listRowMouseDownHandler);
+  n.observe("dblclick", onOpenUserRights);
+  n.observe("click", onRowClick);
 }
 
 function nodeForUser(userName, userId) {
diff --git a/UI/WebServerResources/generic.js b/UI/WebServerResources/generic.js
index d7e2dce38..5863dccb3 100644
--- a/UI/WebServerResources/generic.js
+++ b/UI/WebServerResources/generic.js
@@ -177,6 +177,11 @@ function sanitizeMailTo(dirtyMailTo) {
   return mailto;
 }
 
+function sanitizeWindowName(dirtyWindowName) {
+  // IE is picky about the characters used for the window name.
+  return dirtyWindowName.replace(/[\s\/-]/g, "_");
+}
+
 function openUserFolderSelector(callback, type) {
   var urlstr = ApplicationBaseURL;
   if (! urlstr.endsWith('/'))
@@ -194,8 +199,7 @@ function openContactWindow(url, wId) {
   if (typeof wId == "undefined")
     wId = "_blank";
   else {
-    var r = new RegExp("[\.\/-]", "g");
-    wId = wId.replace(r, "_");
+    wId = sanitizeWindowName(wId);
   }
 
   var w = window.open(url, wId,
@@ -211,8 +215,7 @@ function openMailComposeWindow(url, wId) {
   if (typeof wId == "undefined")
     wId = "_blank";
   else {
-    var r = new RegExp("[\.\/-]", "g");
-    wId = wId.replace(r, "_");
+    wId = sanitizeWindowName(wId);
   }
   
   if (document.body.hasClassName("popup"))