diff --git a/ui/scripts/instances.js b/ui/scripts/instances.js
index 54ae111faa4..831a01bc386 100644
--- a/ui/scripts/instances.js
+++ b/ui/scripts/instances.js
@@ -1645,7 +1645,7 @@
               var jsonObj = args.context.instances[0];
               args.response.success({
                 data: {
-                  totalCPU: _s(jsonObj.cpunumber) + " x " + cloudStack.converters.convertHz(jsonObj.cpuspeed),
+                  totalCPU: jsonObj.cpunumber + " x " + cloudStack.converters.convertHz(jsonObj.cpuspeed),
                   cpuused: jsonObj.cpuused,
                   networkkbsread: (jsonObj.networkkbsread == null || jsonObj.networkkbsread == 0)? "N/A": cloudStack.converters.convertBytes(jsonObj.networkkbsread * 1024),
                   networkkbswrite: (jsonObj.networkkbswrite == null || jsonObj.networkkbswrite == 0)? "N/A": cloudStack.converters.convertBytes(jsonObj.networkkbswrite * 1024)
diff --git a/ui/scripts/system.js b/ui/scripts/system.js
index 891efe761b5..1b66055a466 100644
--- a/ui/scripts/system.js
+++ b/ui/scripts/system.js
@@ -5695,7 +5695,7 @@
 									var jsonObj = args.context.hosts[0];
 									args.response.success({
 										data: {
-											totalCPU: _s(jsonObj.cpunumber) + " x " + cloudStack.converters.convertHz(jsonObj.cpuspeed),
+											totalCPU: jsonObj.cpunumber + " x " + cloudStack.converters.convertHz(jsonObj.cpuspeed),
 											cpuused: jsonObj.cpuused,				
 											cpuallocated: (jsonObj.cpuallocated == null || jsonObj.cpuallocated == 0)? "N/A": jsonObj.cpuallocated,
 											memorytotal: (jsonObj.memorytotal == null || jsonObj.memorytotal == 0)? "N/A": cloudStack.converters.convertBytes(jsonObj.memorytotal * 1024),
diff --git a/ui/scripts/ui/utils.js b/ui/scripts/ui/utils.js
index 0287976d87b..a1662a021ce 100644
--- a/ui/scripts/ui/utils.js
+++ b/ui/scripts/ui/utils.js
@@ -60,10 +60,24 @@
    * 
    * Strip unwanted characters from user-based input
    */
-  cloudStack.sanitize = window._s = function(str) {
-    if (!str) return '';
-    
-    var sanitized = str
+  cloudStack.sanitize = window._s = function(value) {
+	  if(typeof(value) == "number") {		  
+		  //alert("number does not need to be sanitized. Only string needs to be sanitized.");
+			return value;
+		}
+		else if(typeof(value) == "boolean") {		  
+		  //alert("boolean does not need to be sanitized. Only string needs to be sanitized.");
+			return value;
+		}
+		else if(typeof(value) == "object") {		  
+		  //alert("object cant not be sanitized. Only string can be sanitized.");
+			return value;
+		}
+	  else if(typeof(value) == null || typeof(value) == "undefined") {		 
+			return '';
+		}
+        
+    var sanitized = value
           .replace(/&/g, "&")
           .replace(/</g, "&lt;")
           .replace(/>/g, "&gt;");