diff --git a/xCAT-web/machines/groups.js b/xCAT-web/machines/groups.js
index 183a8a08c..2aedf687b 100644
--- a/xCAT-web/machines/groups.js
+++ b/xCAT-web/machines/groups.js
@@ -5,7 +5,9 @@ $(document).ready(function(){
     	show: function(e,ui) {
     		if (ui.tab.href.search('#attributes-tab$') > -1) { loadAttrTab($(ui.panel)); }
     		if (ui.tab.href.search('#rvitals-tab$') > -1) { loadVitalsTab($(ui.panel)); }
-    		}
-    	});		// ends the properties passed to tabs()
+		    if (ui.tab.href.search('#rpower-tab$') > -1) {
+			    loadRpowerTab($(ui.panel));
+   		}
+    	}});		// ends the properties passed to tabs()
   });
 
diff --git a/xCAT-web/machines/groups.php b/xCAT-web/machines/groups.php
index db02704e1..d58ef1bca 100644
--- a/xCAT-web/machines/groups.php
+++ b/xCAT-web/machines/groups.php
@@ -7,7 +7,7 @@ require_once "$TOPDIR/lib/functions.php";
 if (isAIX()) { $aixDisabled = 'disabled'; }
 
 insertHeader('xCAT Groups and Nodes', array("$TOPDIR/jq/jsTree/tree_component.css",'groups.css','attributes.css',"$TOPDIR/manage/dsh.css"),
-	array("$TOPDIR/jq/jsTree/css.js","$TOPDIR/jq/jsTree/jquery.listen.js","$TOPDIR/jq/jsTree/tree_component.js","$TOPDIR/jq/jquery.cookie.js",'noderangetree.js','groups.js','attributes.js','rvitals.js'),
+	array("$TOPDIR/jq/jsTree/css.js","$TOPDIR/jq/jsTree/jquery.listen.js","$TOPDIR/jq/jsTree/tree_component.js","$TOPDIR/jq/jquery.cookie.js",'noderangetree.js','groups.js','attributes.js','rvitals.js','rpower.js'),
 	array('machines','groups'));
 
 echo "<div id=content>\n";
@@ -20,8 +20,9 @@ echo "<td><div id=nrtree></div></td>\n";		// nrtree is the place to put the node
 $tabs = array('Attributes' => '#attributes-tab',
 				'Run Cmd' => '../manage/dsh.php?intab=1',
 				'Rvitals' => '#rvitals-tab',
+				'Rpower' => '#rpower-tab',
 				);
-$tabsDisabled = array('Rpower' => 'rpower.php',
+$tabsDisabled = array(//'Rpower' => 'rpower.php',
 				'Ping' => 'ping.php',
 				'Copy' => 'copyfiles.php',
 				'SP Config' => 'spconfig.php',
@@ -41,6 +42,7 @@ foreach ($tabsDisabled as $key2 => $url2) {
 echo "</ul>\n";
 echo "<div id='attributes-tab'></div>\n";
 echo "<div id='rvitals-tab'></div>\n";
+echo "<div id='rpower-tab'></div>\n";
 
 echo "</div></td></tr></table>\n";
 
@@ -85,4 +87,4 @@ function getGroupStatus() {
 }
 
 
-?>
\ No newline at end of file
+?>
diff --git a/xCAT-web/machines/noderangetree.js b/xCAT-web/machines/noderangetree.js
index 1a499677d..a56090cac 100644
--- a/xCAT-web/machines/noderangetree.js
+++ b/xCAT-web/machines/noderangetree.js
@@ -19,6 +19,9 @@ function updatenoderange() {
     		loadVitalsTab($('#rvitals-tab'));
     		}
     	}
+        if (index == 3) {
+            loadRpowerTab($('#rpower-tab'));
+        }
 
 }
 
diff --git a/xCAT-web/machines/rpower.js b/xCAT-web/machines/rpower.js
new file mode 100644
index 000000000..4ed6b2a85
--- /dev/null
+++ b/xCAT-web/machines/rpower.js
@@ -0,0 +1,13 @@
+// Javascript functions for the Rpower tab
+
+function loadRpowerTab(panel) {
+	//alert('showing rpower tab');
+	var nr = '';
+	if (window.noderange && window.noderange != "") {
+		nr = window.noderange;
+	}
+
+	panel.children().remove();	//get rid of the previous contents
+	panel.append('<p>Loading node rpower... <img src="../images/throbber.gif"></p>');
+	panel.load('rpower.php?noderange='+nr);
+}
diff --git a/xCAT-web/machines/rpower.php b/xCAT-web/machines/rpower.php
index 9d3e1fd2f..414305806 100644
--- a/xCAT-web/machines/rpower.php
+++ b/xCAT-web/machines/rpower.php
@@ -6,12 +6,48 @@ require_once "$TOPDIR/lib/functions.php";
 //echo "<LINK rel=stylesheet href='$TOPDIR/manage/dsh.css' type='text/css'>\n";
 //echo "<script type='text/javascript' src='$TOPDIR/manage/dsh.js'></script>\n";
 
-echo "<FORM NAME=rpowerForm>\n";
+
+//get the noderange
+$noderange = @$_REQUEST['noderange'];
+if (empty($noderange)) {
+   echo "<p>Select one or more groups or nodes for rpower.</p>\n";
+    exit;
+}
+//echo "<p>noderange=$noderange.</p>\n";
+
+$xml = docmd('rpower', $noderange, array('stat'));
+
+if (getXmlErrors($xml,$errors)) {
+    echo "<p class=Error>rpower failed:", implode(' ',$errors), "</p>\n";
+    exit;
+}
+//echo "<p>debug<br>";print_r($xml);echo "<br>debug end</p>\n";
+echo '<div>';
+echo "<p>";
+foreach ($xml->children() as $response) foreach ($response->children() as $o) {
+    $nodename = (string)$o->name;
+    if(empty($nodename)) {
+        continue;
+    }
+    $data = & $o->data;
+    $contents = (string)$data->contents;
+    $desc = (string)$data->desc;
+
+    echo "$nodename: $contents<br>\n";
+}
+echo "</p>\n";
+echo "</div>\n";
+
+//echo '<div>';
+//echo "<p>Rpower Actions</p>";
+//echo "</div>\n";
+
+//echo "<FORM NAME=rpowerForm>\n";
 
 //insertButtons(array('label' => 'Show Attributes', 'id' => 'attrButton', 'onclick' => ''));
 
-echo "</FORM>\n";
+//echo "</FORM>\n";
 //<script type='text/javascript'>dshReady();</script>
 
-insertNotDoneYet();
-?>
\ No newline at end of file
+//insertNotDoneYet();
+?>
diff --git a/xCAT-web/machines/rvitals.php b/xCAT-web/machines/rvitals.php
index 3936fc3c1..595dd616f 100644
--- a/xCAT-web/machines/rvitals.php
+++ b/xCAT-web/machines/rvitals.php
@@ -19,6 +19,9 @@ if (getXmlErrors($xml,$errors)) { echo "<p class=Error>rvitals failed: ", implod
 echo "<p>\n";
 foreach ($xml->children() as $response) foreach ($response->children() as $o) {
 	$nodename = (string)$o->name;
+    if(empty($nodename)) {
+        continue;
+    }
 	$data = & $o->data;
 	$contents = (string)$data->contents;
 	$desc = (string)$data->desc;
@@ -35,4 +38,4 @@ echo "</p>\n";
 //echo "<script type='text/javascript'>vitalsReady();</script>\n";
 
 //insertNotDoneYet();
-?>
\ No newline at end of file
+?>