diff --git a/xCAT-UI/js/nodes/nodes.js b/xCAT-UI/js/nodes/nodes.js
index 63e60f786..ed06263fe 100644
--- a/xCAT-UI/js/nodes/nodes.js
+++ b/xCAT-UI/js/nodes/nodes.js
@@ -380,7 +380,7 @@ function loadNodes(data) {
 	var sorted = new Array();
 	for (var key in headers) {
 		// Do not put comments and status in twice
-		if (key != 'usercomment' && key.indexOf('status') < 0) {
+		if (key != 'usercomment' && key != 'status' && key.indexOf('statustime') < 0) {
 			sorted.push(key);
 		}
 	}
@@ -390,8 +390,8 @@ function loadNodes(data) {
 	// Power status for nodes will not be requested until user clicks on power link
 	sorted.unshift('<input type="checkbox" onclick="selectAllCheckbox(event, $(this))">', 
 		'node', 
-		'<a>status</a><img src="images/loader.gif"></img>', 
-		'<a>power</a><img src="images/loader.gif" style="display: none;"></img>',
+		'<span><a>status</a></span><img src="images/loader.gif"></img>', 
+		'<span><a>power</a></span><img src="images/loader.gif" style="display: none;"></img>',
 		'comments');
 
 	// Create a datatable
@@ -454,7 +454,7 @@ function loadNodes(data) {
 			var key = sorted[i];
 			
 			// Do not put comments and status in twice
-			if (key != 'usercomment' && key.indexOf('status') < 0) {
+			if (key != 'usercomment' && key != 'status' && key.indexOf('statustime') < 0) {
     			var val = attrs[node][key];
     			if (val) {
     				row.push(val);
@@ -689,6 +689,30 @@ function loadNodes(data) {
 		refreshPowerStatus(group);
 	});
 	
+	// Create tooltip for status 
+	var pingTip = createStatusToolTip();
+	pingCol.find('span').append(pingTip);
+	pingCol.find('span a').tooltip({
+		position: "center right",
+		offset: [-2, 10],
+		effect: "fade",	
+		opacity: 0.8,
+		relative: true,
+		predelay: 800
+	});
+	
+	// Create tooltip for power 
+	var powerTip = createPowerToolTip();
+	powerCol.find('span').append(powerTip);
+	powerCol.find('span a').tooltip({
+		position: "center right",
+		offset: [-2, 10],
+		effect: "fade",	
+		opacity: 0.8,
+		relative: true,
+		predelay: 800
+	});
+	
 	/**
 	 * Enable editable columns
 	 */
@@ -739,7 +763,7 @@ function loadNodes(data) {
     		data : {
     			cmd : 'nodestat',
     			tgt : group,
-    			args : '',
+    			args : '-u',
     			msg : ''
     		},
     
@@ -913,7 +937,7 @@ function refreshNodeStatus(group) {
 		data : {
 			cmd : 'nodestat',
 			tgt : group,
-			args : '',
+			args : '-u',
 			msg : ''
 		},
 
@@ -1941,6 +1965,34 @@ function createCommentsToolTip(comment) {
 	return toolTip;
 }
 
+/**
+ * Create a tool tip for node status
+ * 
+ * @return Tool tip
+ */
+function createStatusToolTip() {
+	// Create tooltip container
+	var toolTip = $('<div class="tooltip">Click here to refresh the node status</div>').css({
+		'height': '50px',
+		'width': '150px'
+	});
+	return toolTip;
+}
+
+/**
+ * Create a tool tip for power status
+ * 
+ * @return Tool tip
+ */
+function createPowerToolTip() {
+	// Create tooltip container
+	var toolTip = $('<div class="tooltip">Click here to refresh the power status</div>').css({
+		'height': '50px',
+		'width': '150px'
+	});	
+	return toolTip;
+}
+
 /**
  * Show chdef output
  *