diff --git a/src/main/resources/META-INF/xnat/spawner/site-admin-elements.yaml b/src/main/resources/META-INF/xnat/spawner/site-admin-elements.yaml
index c1d5acb1f2277b5dcb42df02dc1ed8a4b23ffd50..b61ed921867811302f8743c76c2f8f67c5ed43c3 100644
--- a/src/main/resources/META-INF/xnat/spawner/site-admin-elements.yaml
+++ b/src/main/resources/META-INF/xnat/spawner/site-admin-elements.yaml
@@ -68,6 +68,8 @@ siteDescriptionType:
     #id: siteDescriptionType
     #name: siteDescriptionType
     label: Site Description
+    info: >
+        <p>The site description will show up on the login page and can be utilized to describe the purpose of this site, or notify users of important application status messages (ie. "The system is down for maintenance").</p><p>Administrators can opt to display a simple text message, or specify a velocity template reference containing the content to be displayed.</p>
     contents:
         info:
             tag: p
@@ -429,6 +431,8 @@ passwords:
         passwordExpiration:
             kind: panel.element
             label: Password Expiration
+            info: >
+                <p>A <b>password expiration interval</b> specifies the length of time users have before they must change their passwords (Specified in <a target="_blank" href="http://www.postgresql.org/docs/9.0/static/functions-datetime.html">PostgreSQL interval notation</a>)</p><p>Alternatively, a <b>password expiration date</b> can be configured to expire passwords that were last changed before it. This is useful for purging access to obsolete accounts.</p>
             contents:
                 info:
                     tag: p
diff --git a/src/main/webapp/WEB-INF/tags/page/xnat.tag b/src/main/webapp/WEB-INF/tags/page/xnat.tag
index 88f301eb7a40504cd57f055e6e72c7ef5217611c..f7df9f1efd6bed762c49f3174f601fa433911139 100644
--- a/src/main/webapp/WEB-INF/tags/page/xnat.tag
+++ b/src/main/webapp/WEB-INF/tags/page/xnat.tag
@@ -155,6 +155,9 @@
 
     <!-- YUI css -->
     <%--<link rel="stylesheet" type="text/css" href="${SITE_ROOT}/scripts/yui/build/assets/skins/sam/skin.css?v=1.7.0a1">--%>
+    
+    <!-- Icon sets -->
+    <link rel="stylesheet" type="text/css" href="${SITE_ROOT}/style/icons.css?${versionString}">
 
     <!-- xdat.css and xnat.css loaded last to override YUI styles -->
     <link rel="stylesheet" type="text/css" href="${SITE_ROOT}/style/app.css?${versionString}">
diff --git a/src/main/webapp/page/admin/content.jsp b/src/main/webapp/page/admin/content.jsp
index d6e095f4bdd6fad28aa6661fe2d2a85554e1bf08..bf022db330f008f5eccbd1b21abafdbbd26ceb4b 100755
--- a/src/main/webapp/page/admin/content.jsp
+++ b/src/main/webapp/page/admin/content.jsp
@@ -82,6 +82,7 @@
                                 var adminTabs = XNAT.spawner.spawn(data);
 
                                 adminTabs.render(XNAT.tabs.container, 500, function(){
+                                    initInfoLinks();
                                     //if (window.location.hash) {
                                     //    XNAT.ui.tab.select(getUrlHashValue());
                                     //}
@@ -94,6 +95,14 @@
                         });
 
                     })();
+                    
+                    function initInfoLinks(){
+                      $('.infolink').click(function(e){
+                        var idx = this.id.substr(9);
+                        var help = infoContent[idx];
+                        xmodal.message(help.title, help.content);
+                      });
+                    };
                 </script>
 
             </div>
diff --git a/src/main/webapp/scripts/xnat/admin/pwExpType.js b/src/main/webapp/scripts/xnat/admin/pwExpType.js
index 029720d556e4c13aaa6ce1a5d950c2b52ed56809..8e7abe8f8dbc94f38adaceeaa8aeccdef21e86cc 100644
--- a/src/main/webapp/scripts/xnat/admin/pwExpType.js
+++ b/src/main/webapp/scripts/xnat/admin/pwExpType.js
@@ -13,7 +13,7 @@
       fieldDate.datetimepicker({
         timepicker:false,
         format:'m/d/Y',
-        maxDate:'1970/01/01' // today is max date, disallow future date selection
+        maxDate:'+1970/01/01' // today is max date, disallow future date selection
       });
       sdtDisabled = $('#passwordExpirationTypeDisabled');
       sdtInterval = $('#passwordExpirationTypeInterval');
@@ -22,6 +22,11 @@
       sdtInterval.click(changePasswordExpirationType);
       sdtDate.click(changePasswordExpirationType);
       changePasswordExpirationType(XNAT.data.siteConfig.passwordExpirationType);
+      reuseDisabled = $('#passwordReuseTypeDisabled');
+      reuseHistorical = $('#passwordReuseTypeHistorical');
+      reuseDisabled.click(changePasswordReuseType);
+      reuseHistorical.click(changePasswordReuseType);
+      changePasswordReuseType(XNAT.data.siteConfig.passwordReuseRestriction);
     }, 1);
 
     function openCalendar(){
@@ -70,4 +75,26 @@
             intervalUnits.hide();
         }
     }
+    
+    function changePasswordReuseType(eventOrValue){
+        var value = eventOrValue;
+        if (typeof eventOrValue === 'object') {
+            if (eventOrValue.target.id == "passwordReuseTypeHistorical") {
+                value = 'Historical';
+            } else {
+                value = 'Disabled';
+            }
+        }
+        reuseDisabled.val(value);
+        reuseHistorical.val(value);
+        var interval = $('div.input-bundle.reuseInterval');
+        if (value == 'Disabled') {
+            reuseDisabled.prop('checked', true);
+            interval.val(-1);
+            interval.hide();
+        } else if (value == 'Historical') {
+            reuseHistorical.prop('checked', true);
+            interval.show();
+        }
+    }
 })();
diff --git a/src/main/webapp/scripts/xnat/ui/panel.js b/src/main/webapp/scripts/xnat/ui/panel.js
index f185ac63545be063d2f15eb0763b296be6fd4ff0..98b1dc8e72bc3b83290b46caae1cbb21401afea0 100644
--- a/src/main/webapp/scripts/xnat/ui/panel.js
+++ b/src/main/webapp/scripts/xnat/ui/panel.js
@@ -651,6 +651,12 @@ var XNAT = getObject(XNAT || {});
         // 'contents' will be inserted into the 'target' element
         _target = spawn('div.element-wrapper');
 
+        // add a help info icon if one is specified
+        if (opts.info){
+            _inner.push(['span#infolink-'+infoId+'.infolink.icon.icon-sm.icon-status.icon-qm','']);
+            infoContent[infoId++] = {label:opts.label, content:opts.info};
+        }
+
         // add the target to the content array
         _inner.push(_target);
 
@@ -1332,3 +1338,4 @@ var XNAT = getObject(XNAT || {});
 
 })(XNAT, jQuery, window);
 
+var infoId = 0, infoContent = [];
diff --git a/src/main/webapp/xnat-templates/navigations/DefaultTop.vm b/src/main/webapp/xnat-templates/navigations/DefaultTop.vm
index 33a30d782ecf756c89d9f145eaca9cc1e42fde96..0bdf0aa663227e6b8dba75e88af1d6598f97b330 100644
--- a/src/main/webapp/xnat-templates/navigations/DefaultTop.vm
+++ b/src/main/webapp/xnat-templates/navigations/DefaultTop.vm
@@ -65,6 +65,20 @@
     })
 </script>
 
+#if ($siteConfig.pathErrorWarning != "")
+  <div id="warning_bar" style="display:none;">
+    <span class="close"><img src="$content.getURI('images/close.gif')"></span>
+    <span>
+        XNAT System Path Verification Failure: Contact your system administrator
+        <span class="tip_text">(<i>what does this mean?</i>)
+            <span class="tip shadowed">
+                $siteConfig.pathErrorWarning
+            </span>
+        </span>
+    </span>
+  </div>
+#end
+
 #if ($sessionCount > 1 || $sessionIpCount > 1 )
 ##If you want fewer warnings, you can eliminate $sessionCount > 1 so it will not display a warning for multiple sessions on the same IP, or increase it to $sessionCount > X where X is the maximum number of sessions you can have on the same IP before you get a warning.
 <div id="warning_bar" style="display:none;">
@@ -91,20 +105,6 @@
 </div>
 #end
 
-#if ($siteConfig.pathErrorWarning != "")
-  <div id="warning_bar" style="display:none;">
-    <span class="close"><img src="$content.getURI('images/close.gif')"></span>
-    <span>
-        XNAT System Path Verification Failure: Contact your system administrator
-        <span class="tip_text">(<i>what does this mean?</i>)
-            <span class="tip shadowed">
-                $siteConfig.pathErrorWarning
-            </span>
-        </span>
-    </span>
-  </div>
-#end
-
 <div id="main_nav">
     <div class="inner">