function fireOnDomChange (selector, actionFunction, delay) {
    $(selector).bind ('DOMSubtreeModified', fireOnDelay);

    function fireOnDelay () {
        if (typeof this.Timer == "number") {
            clearTimeout (this.Timer);
        }
        this.Timer  = setTimeout (function() { fireActionFunction (); }, delay);
    }

    function fireActionFunction () {
        $(selector).unbind ('DOMSubtreeModified', fireOnDelay);
        actionFunction ();
        $(selector).bind ('DOMSubtreeModified', fireOnDelay);

// Now correct the body
var editor = toolbar.parents('.wmd-container').find('.wmd-input');
var original = editor.val();
var corrected = CorrectBody(original);
editor.val(corrected);
toolbar.parents('.post-editor').find('.wmd-preview').html(diffString(original, corrected).replace(/\n/g, '<br />'));

EmbedFunctionOnPage('CorrectBody', function(original_body) {
    var corrections = {
		CorrectCommonMisspellings : function(body) {
			// ...
		},

		RemoveThankYou: function(body) {
			// ...
		}
    };

    for (var correction in corrections)
        original_body = corrections[correction](original_body);

    return original_body;
});