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This option should contain a function name to be executed each time an editor instance is removed. The format of this function is: removeInstance(inst) where inst is the editor instance object reference.
function myCustomRemoveInstance(inst) {
alert("Editor: " + inst.editorId + " is now removed.");
}
tinyMCE.init({
...
remove_instance_callback : "myCustomRemoveInstance"
});
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