Have just sent Kenneth an email with a test link.  Have also tried Jeff's suggestion and it still has the same problem. 

I have been using the editor in a community server application and a custom dialogue for a couple of weeks without problems.  To day I moved the editor from a sub-domain to the main domain (with a new license) and now I cannot close the custom dialogue in Internet Explorer.  I am using window.top.close() tied to a button, which last ...

If the a way to set the 'security prefix ' for image uploads in the 'registered.config' file under the Security folder.   If not please can you give me some clue as to how to implement this.  I am using the communityserver wrapper to run the editor. 

Thanks to your help Kenneth I now have finally got it working.   Allocating the img variable before anyone uses the dialogue was the key.  I think the support on this issue is the best I have had of any software.  Really impressed.  

I have already looked at that.  The button is in the editor and is working fine.  Click on the button, dialogue comes up and if the user had selected an image I can extract the source (and from that my equation Latex code).  All this works.  If the person changes the Latex code in the dialogue, I want ...

Kenneth,  Thanks for your help.  I can now read the image src, display/edit in the dialogue and recreate the new image src.  Still have one final problem and that is getting it back in to the editor.  I have tried a lot of things, including modifying the code for getting the src in the first instance (see ...

I have created a custom button to display a dialog box to let people type latex which I convert to an image for insertion into the documnt (see code below).  The code works fine when entering html for the image.  What I want is when a user has selected an image to retrieve the html for the image and display it.  ...