Add default detection for IE 9 and IE 10

How it's done:

On IE10, which should come first before the IE 9 check, the nodeName
function always returns the name in uppercase.

One IE9, the "Object doesn't support property or method" error always
repeats the name of the invalid method.

Author: wchen-r7

data/js/detect/os.js

@@ -945,14 +945,32 @@ window.os_detect.getVersion = function(){
 		if (!ua_version) {
 			// The ScriptEngine functions failed us, try some object detection
 			if (document.documentElement && (typeof document.documentElement.style.maxHeight)!="undefined") {
+				// IE 10 detection using nodeName
+				if (document.createElement("badname").nodeName == "BADNAME") {
+					ua_version = "10.0";
+				}
+
+				// IE 9 detection based on a "Object doesn't support property or method" error
+				if (!ua_version) {
+					try {
+						document.BADNAME();
+					} catch(e) {
+						if (e.message.indexOf("BADNAME") > 0) {
+							ua_version = "9.0";
+						}
+					}
+				}
+
 				// IE8 detection straight from IEBlog.  Thank you Microsoft.
-				try {
-					ua_version = "8.0";
-					document.documentElement.style.display = "table-cell";
-				} catch(e) {
-					// This executes in IE7,
-					// but not IE8, regardless of mode
-					ua_version = "7.0";
+				if (!ua_version) {
+					try {
+						ua_version = "8.0";
+						document.documentElement.style.display = "table-cell";
+					} catch(e) {
+						// This executes in IE7,
+						// but not IE8, regardless of mode
+						ua_version = "7.0";
+					}
 				}
 			} else if (document.compatMode) {
 				ua_version = "6.0";