diff --git a/xCAT-UI/js/custom/zvm.js b/xCAT-UI/js/custom/zvm.js
index a597689ba..42750e03e 100644
--- a/xCAT-UI/js/custom/zvm.js
+++ b/xCAT-UI/js/custom/zvm.js
@@ -94,11 +94,12 @@ zvmPlugin.prototype.loadClonePage = function(node) {
 		cloneForm.append('<div><label>Disk password:</label><input type="password" id="diskPw" name="diskPw" title="The password that will be used for accessing the disk. This input is optional."/></div>');
 
 		// Generate tooltips
-		cloneForm.find('div input[title]').tooltip( {
+		cloneForm.find('div input[title]').tooltip({
 			position : "center right",
 			offset : [ -2, 10 ],
 			effect : "fade",
 			opacity : 0.7,
+			predelay: 800,
 			events : {
 				def : "mouseover,mouseout",
 				input : "mouseover,mouseout",
diff --git a/xCAT-UI/js/custom/zvmUtils.js b/xCAT-UI/js/custom/zvmUtils.js
index 90bc9aad9..29138db58 100644
--- a/xCAT-UI/js/custom/zvmUtils.js
+++ b/xCAT-UI/js/custom/zvmUtils.js
@@ -2103,6 +2103,7 @@ function createZProvisionExisting(inst) {
 		offset: [-2, 10],
 		effect: "fade",		
 		opacity: 0.7,
+		predelay: 800,
 		events: {
 			def:     "mouseover,mouseout",
 			input:   "mouseover,mouseout",
@@ -2371,6 +2372,7 @@ function createZProvisionNew(inst) {
 			offset: [-4, 4],
 			effect: "fade",
 			opacity: 0.7,
+			predelay: 800,
 			events: {
 				def:     "mouseover,mouseout",
 				input:   "mouseover,mouseout",
@@ -2396,6 +2398,7 @@ function createZProvisionNew(inst) {
 		offset: [-2, 10],
 		effect: "fade",
 		opacity: 0.7,
+		predelay: 800,
 		events: {
 			def:     "mouseover,mouseout",
 			input:   "mouseover,mouseout",
diff --git a/xCAT-UI/js/nodes/nodes.js b/xCAT-UI/js/nodes/nodes.js
index 4a7b05f14..63e60f786 100644
--- a/xCAT-UI/js/nodes/nodes.js
+++ b/xCAT-UI/js/nodes/nodes.js
@@ -284,7 +284,8 @@ function loadGroups(data) {
 		position: "center right",
 		offset: [-2, 10],
 		effect: "fade",
-		opacity: 0.7
+		opacity: 0.7,
+		predelay: 800
 	});
 	
 	$('#groups').append(addNodeLink);
@@ -1039,6 +1040,7 @@ function loadUnlockPage(tgtNodes) {
 		offset: [-2, 10],
 		effect: "fade",
 		opacity: 0.7,
+		predelay: 800,
 		events : {
 			def : "mouseover,mouseout",
 			input : "mouseover,mouseout",
@@ -1148,6 +1150,7 @@ function loadScriptPage(tgtNodes) {
 		offset: [-2, 10],
 		effect: "fade",
 		opacity: 0.7,
+		predelay: 800,
 		events : {
 			def : "mouseover,mouseout",
 			input : "mouseover,mouseout",
diff --git a/xCAT-UI/js/nodes/nodeset.js b/xCAT-UI/js/nodes/nodeset.js
index d9129b935..73a2b5ec3 100644
--- a/xCAT-UI/js/nodes/nodeset.js
+++ b/xCAT-UI/js/nodes/nodeset.js
@@ -129,6 +129,7 @@ function loadNodesetPage(tgtNodes) {
 		offset: [-2, 10],
 		effect: "fade",
 		opacity: 0.7,
+		predelay: 800,
 		events : {
 			def : "mouseover,mouseout",
 			input : "mouseover,mouseout",
diff --git a/xCAT-UI/js/nodes/rnetboot.js b/xCAT-UI/js/nodes/rnetboot.js
index 34631d887..9bf30d0c3 100644
--- a/xCAT-UI/js/nodes/rnetboot.js
+++ b/xCAT-UI/js/nodes/rnetboot.js
@@ -104,6 +104,7 @@ function loadNetbootPage(tgtNodes) {
 		offset: [-2, 10],
 		effect: "fade",
 		opacity: 0.7,
+		predelay: 800,
 		events : {
 			def : "mouseover,mouseout",
 			input : "mouseover,mouseout",
diff --git a/xCAT-UI/js/nodes/updatenode.js b/xCAT-UI/js/nodes/updatenode.js
index 5dbe5f9a2..174755101 100644
--- a/xCAT-UI/js/nodes/updatenode.js
+++ b/xCAT-UI/js/nodes/updatenode.js
@@ -204,6 +204,7 @@ function loadUpdatenodePage(tgtNodes) {
 		offset: [-2, 10],
 		effect: "fade",
 		opacity: 0.7,
+		predelay: 800,
 		events : {
 			def : "mouseover,mouseout",
 			input : "mouseover,mouseout",
diff --git a/xCAT-UI/js/provision/images.js b/xCAT-UI/js/provision/images.js
index 8152dacca..a5e978688 100644
--- a/xCAT-UI/js/provision/images.js
+++ b/xCAT-UI/js/provision/images.js
@@ -489,6 +489,7 @@ function loadEditImagePage(tgtImage) {
 		effect: "fade",
 		opacity: 0.8,
 		delay: 500,
+		predelay: 800,
 		events: {
 		  def:     "mouseover,mouseout",
 		  input:   "mouseover,mouseout",
@@ -616,6 +617,7 @@ function loadCopyLinuxPage() {
 		effect: "fade",		
 		opacity: 0.7,
 		delay: 500,
+		predelay: 800,
 		events: {
 			def:     "mouseover,mouseout",
 			input:   "mouseover,mouseout",