mshtml: Add text/jscript as valid mime type for javascript files.

dlls/mshtml/script.c

@@ -816,11 +816,13 @@ static BOOL get_guid_from_type(LPCWSTR type, GUID *guid)
 {
     const WCHAR text_javascriptW[] =
         {'t','e','x','t','/','j','a','v','a','s','c','r','i','p','t',0};
+    const WCHAR text_jscriptW[] =
+        {'t','e','x','t','/','j','s','c','r','i','p','t',0};
     const WCHAR text_vbscriptW[] =
         {'t','e','x','t','/','v','b','s','c','r','i','p','t',0};
 
     /* FIXME: Handle more types */
-    if(!strcmpiW(type, text_javascriptW)) {
+    if(!strcmpiW(type, text_javascriptW) || !strcmpiW(type, text_jscriptW)) {
         *guid = CLSID_JScript;
     }else if(!strcmpiW(type, text_vbscriptW)) {
         *guid = CLSID_VBScript;