I tried installing the latest FCKeditor and CKeditor. Both first offline, they worked fine. saved everything nicely into the database. After putting the script online, I get javascript errors.
With the FCKeditor 2.x i get the following error while loading the sample page:
Webpage error details User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; .NET CLR 2.0.50727; OfficeLiveConnector.1.3; OfficeLivePatch.0.0; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729) Timestamp: Thu, 4 Aug 2011 23:39:45 UTC Message: Syntax error Line: 72 Char: 1 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/editor/js/fckeditorcode_ie.js Message: 'FCKConfig' is undefined Line: 27 Char: 1 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/fckconfig.js Message: 'FCKBrowserInfo' is undefined Line: 125 Char: 1 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/editor/fckeditor.html?InstanceName=FCKeditor1&Toolbar=Default Message: Object expected Line: 164 Char: 1 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/editor/fckeditor.html?InstanceName=FCKeditor1&Toolbar=Default Message: 'FCKTools' is undefined Line: 176 Char: 1 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/editor/fckeditor.html?InstanceName=FCKeditor1&Toolbar=Default Message: Object expected Line: 195 Char: 1 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/editor/fckeditor.html?InstanceName=FCKeditor1&Toolbar=Default Message: 'FCKLang' is undefined Line: 203 Char: 1 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/editor/fckeditor.html?InstanceName=FCKeditor1&Toolbar=Default Message: 'FCKBrowserInfo' is undefined Line: 270 Char: 1 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/editor/fckeditor.html?InstanceName=FCKeditor1&Toolbar=Default Message: Object expected Line: 210 Char: 2 Code: 0 URI: http://sub.domain.com/admininstration/fckeditor/editor/fckeditor.html?InstanceName=FCKeditor1&Toolbar=Default