FCKEditor doesn't work in IE10

//IE10

in fckeditor.js > method : FCKeditor_IsCompatibleBrowser

find this >>

var sBrowserVersion = navigator.appVersion.match(/MSIE (...)/)[1] ;

and replace with >>

var sBrowserVersion = navigator.appVersion.match(/MSIE ([\d.]+)/)[1] ;

in fckeditorcode_ie.js

find

e.scopeName!='HTML'

and change if condition to

if(FCKBrowserInfo.IsIE&& e.scopeName && e.scopeName!='HTML')

find

D.parentElement().document!=B

and change if to

if(D.parentElement().document && D.parentElement().document!=B)

find

B.open("GET",A,false);

and add this

B.open("GET",A,false);

try {

B.responseType = "msxml-document";

} catch(e) {}

B.send(null);