diff --git a/ui/scripts/cloud.core.init.js b/ui/scripts/cloud.core.init.js
index c77cc14b8e4..cf4e404eaf4 100644
--- a/ui/scripts/cloud.core.init.js
+++ b/ui/scripts/cloud.core.init.js
@@ -395,14 +395,14 @@ $(document).ready(function() {
 	}
 	
 	// Dialogs
-	initDialog("dialog_confirmation");	
-	initDialogWithOK("dialog_info");
+	initDialog("dialog_confirmation", 150, false);	
+	initDialogWithOK("dialog_info", 150, false);
 	
-	initDialogWithOK("dialog_alert");
+	initDialogWithOK("dialog_alert", 150, false);
 	$("#dialog_alert").siblings(".ui-widget-header").css("background", "url('/client/css/images/ui-bg_errorglass_30_ffffff_1x400.png') repeat-x scroll 50% 50% #393939");
 	$("#dialog_alert").siblings(".ui-dialog-buttonpane").find(".ui-state-default").css("background", "url('/client/css/images/ui-bg_errorglass_30_ffffff_1x400.png') repeat-x scroll 50% 50% #393939");
 	
-	initDialogWithOK("dialog_error");	
+	initDialogWithOK("dialog_error", 150, false);	
 	$("#dialog_error").siblings(".ui-widget-header").css("background", "url('/client/css/images/ui-bg_errorglass_30_ffffff_1x400.png') repeat-x scroll 50% 50% #393939");
 	$("#dialog_error").siblings(".ui-dialog-buttonpane").find(".ui-state-default").css("background", "url('/client/css/images/ui-bg_errorglass_30_ffffff_1x400.png') repeat-x scroll 50% 50% #393939");
 	
@@ -415,7 +415,7 @@ $(document).ready(function() {
 	$("#dialog_session_expired").siblings(".ui-widget-header").css("background", "url('/client/css/images/ui-bg_errorglass_30_ffffff_1x400.png') repeat-x scroll 50% 50% #393939");
 	$("#dialog_session_expired").siblings(".ui-dialog-buttonpane").find(".ui-state-default").css("background", "url('/client/css/images/ui-bg_errorglass_30_ffffff_1x400.png') repeat-x scroll 50% 50% #393939");
 		
-	initDialogWithOK("dialog_info_please_select_one_item_in_middle_menu");		
+	initDialogWithOK("dialog_info_please_select_one_item_in_middle_menu", 150, false);		
 				
 	// Check whether the session is valid.
 	g_mySession = $.cookie("JSESSIONID");
diff --git a/ui/scripts/cloud.core.js b/ui/scripts/cloud.core.js
index d2f8195275b..f204cf779c0 100644
--- a/ui/scripts/cloud.core.js
+++ b/ui/scripts/cloud.core.js
@@ -840,13 +840,13 @@ function setTemplateStateInRightPanel(stateValue, $stateField) {
         $stateField.text(stateValue).removeClass("status_green").addClass("status_red");              			       
 }
 
-function initDialog(elementId, width1) {
+function initDialog(elementId, width1, addToActive) {
 	if(width1 == null) {
 	    activateDialog($("#"+elementId).dialog({    	            
 	        autoOpen: false,
 	        modal: true,
 	        zIndex: 2000
-        })); 
+        }), addToActive); 
     }
     else {
         activateDialog($("#"+elementId).dialog({ 
@@ -854,18 +854,18 @@ function initDialog(elementId, width1) {
 	        autoOpen: false,
 	        modal: true,
 	        zIndex: 2000
-        })); 
+        }), addToActive); 
     }
 } 
 
-function initDialogWithOK(elementId, width1) {
+function initDialogWithOK(elementId, width1, addToActive) {
 	if(width1 == null) {
 	    activateDialog($("#"+elementId).dialog({    	            
 	        autoOpen: false,
 	        modal: true,
 	        zIndex: 2000,
 	        buttons: { "OK": function() { $(this).dialog("close"); } }
-        })); 
+        }), addToActive); 
     }
     else {
         activateDialog($("#"+elementId).dialog({ 
@@ -874,7 +874,7 @@ function initDialogWithOK(elementId, width1) {
 	        modal: true,
 	        zIndex: 2000,
 	        buttons: { "OK": function() { $(this).dialog("close"); } }
-        })); 
+        }), addToActive); 
     }
 } 
 
@@ -976,7 +976,7 @@ function listMidMenuItems(commandString, jsonResponse1, jsonResponse2, rightPane
 			$(this).find("#action_menu").hide();    
 			return false;
 		});	   
-					  
+		removeDialogs();
 		afterLoadRightPanelJSPFn();                
 		listMidMenuItems2(commandString, jsonResponse1, jsonResponse2, toMidmenuFn, toRightPanelFn, getMidmenuIdFn, isMultipleSelectionInMidMenu, true);            
 	});     
@@ -1786,8 +1786,10 @@ function handleError(XMLHttpResponse, handleErrorCallback) {
 // FUNCTION: Adds a Dialog to the list of active Dialogs so that
 // when you shift from one tab to another, we clean out the dialogs
 var activeDialogs = new Array();
-function activateDialog(dialog) {
-	activeDialogs[activeDialogs.length] = dialog;
+function activateDialog(dialog, addToActive) {
+	if (addToActive == undefined || addToActive) {
+		activeDialogs[activeDialogs.length] = dialog;
+	}
 	
 	//bind Enter-Key-pressing event handler to the dialog 	
 	dialog.keypress(function(event) {
diff --git a/ui/scripts/cloud.core.volume.js b/ui/scripts/cloud.core.volume.js
index 87e4f4da684..596a209a6c1 100644
--- a/ui/scripts/cloud.core.volume.js
+++ b/ui/scripts/cloud.core.volume.js
@@ -63,19 +63,17 @@ function afterLoadVolumeJSP() {
 	        var offerings = json.listdiskofferingsresponse.diskoffering;								
 		    var volumeDiskOfferingSelect = $("#dialog_add_volume").find("#volume_diskoffering").empty();	
 		    if (offerings != null && offerings.length > 0) {								
-		        if (offerings != null && offerings.length > 0) {		            
-		            for (var i = 0; i < offerings.length; i++) {		
-		                var $option = $("<option value='" + offerings[i].id + "'>" + fromdb(offerings[i].displaytext) + "</option>");	
-		                $option.data("jsonObj", offerings[i]);	
-			            volumeDiskOfferingSelect.append($option); 
-			        }	
-			        $("#dialog_add_volume").find("#volume_diskoffering").change();	
-			    }	
+				for (var i = 0; i < offerings.length; i++) {		
+					var $option = $("<option value='" + offerings[i].id + "'>" + fromdb(offerings[i].displaytext) + "</option>");	
+					$option.data("jsonObj", offerings[i]);	
+					volumeDiskOfferingSelect.append($option); 
+				}	
+				$("#dialog_add_volume").find("#volume_diskoffering").change();	
 			}	
 	    }
     });	 
     
-    $("#dialog_add_volume").find("#volume_diskoffering").bind("change", function(event) {        
+    $("#dialog_add_volume").find("#volume_diskoffering").unbind("change").bind("change", function(event) {        
         var jsonObj = $(this).find("option:selected").data("jsonObj");
         if(jsonObj.isCustomized == true) {
             $("#dialog_add_volume").find("#size_container").show();