diff --git a/wp-includes/js/tinymce/utils/form_utils.js b/wp-includes/js/tinymce/utils/form_utils.js
new file mode 100644
index 0000000000..96f0c3bf90
--- /dev/null
+++ b/wp-includes/js/tinymce/utils/form_utils.js
@@ -0,0 +1,138 @@
+/**
+ * $RCSfile: form_utils.js,v $
+ * $Revision: 1.3 $
+ * $Date: 2005/08/23 17:01:40 $
+ *
+ * Various form utilitiy functions.
+ *
+ * @author Moxiecode
+ * @copyright Copyright © 2005, Moxiecode Systems AB, All rights reserved.
+ */
+
+function renderColorPicker(id, target_form_element) {
+	var html = "";
+
+	html += '<a id="' + id + '_link" href="javascript:tinyMCEPopup.pickColor(event,\'' + target_form_element +'\');" onmousedown="return false;">';
+	html += '<img id="' + id + '" src="../../themes/advanced/images/color.gif"';
+	html += ' onmouseover="tinyMCE.switchClass(this,\'mceButtonOver\');"';
+	html += ' onmouseout="tinyMCE.restoreClass(this);"';
+	html += ' onmousedown="tinyMCE.restoreAndSwitchClass(this,\'mceButtonDown\');"';
+	html += ' width="20" height="16" border="0" title="' + tinyMCE.getLang('lang_browse') + '"';
+	html += ' class="mceButtonNormal" alt="' + tinyMCE.getLang('lang_browse') + '" /></a>';
+
+	document.write(html);
+}
+
+function updateColor(img_id, form_element_id) {
+	document.getElementById(img_id).style.backgroundColor = document.forms[0].elements[form_element_id].value;
+}
+
+function setBrowserDisabled(id, state) {
+	var img = document.getElementById(id);
+	var lnk = document.getElementById(id + "_link");
+
+	if (lnk) {
+		if (state) {
+			lnk.setAttribute("realhref", lnk.getAttribute("href"));
+			lnk.removeAttribute("href");
+			tinyMCE.switchClass(img, 'mceButtonDisabled', true);
+		} else {
+			lnk.setAttribute("href", lnk.getAttribute("realhref"));
+			tinyMCE.switchClass(img, 'mceButtonNormal', false);
+		}
+	}
+}
+
+function renderBrowser(id, target_form_element, type, prefix) {
+	var option = prefix + "_" + type + "_browser_callback";
+	var cb = tinyMCE.getParam(option, tinyMCE.getParam("file_browser_callback"));
+	if (cb == null)
+		return;
+
+	var html = "";
+
+	html += '<a id="' + id + '_link" href="javascript:openBrower(\'' + id + '\',\'' + target_form_element + '\', \'' + type + '\',\'' + option + '\');" onmousedown="return false;">';
+	html += '<img id="' + id + '" src="../../themes/advanced/images/browse.gif"';
+	html += ' onmouseover="tinyMCE.switchClass(this,\'mceButtonOver\');"';
+	html += ' onmouseout="tinyMCE.restoreClass(this);"';
+	html += ' onmousedown="tinyMCE.restoreAndSwitchClass(this,\'mceButtonDown\');"';
+	html += ' width="20" height="18" border="0" title="' + tinyMCE.getLang('lang_browse') + '"';
+	html += ' class="mceButtonNormal" alt="' + tinyMCE.getLang('lang_browse') + '" /></a>';
+
+	document.write(html);
+}
+
+function openBrower(img_id, target_form_element, type, option) {
+	var img = document.getElementById(img_id);
+
+	if (img.className != "mceButtonDisabled")
+		tinyMCEPopup.openBrowser(target_form_element, type, option);
+}
+
+function selectByValue(form_obj, field_name, value, add_custom) {
+	if (!form_obj || !form_obj.elements[field_name])
+		return;
+
+	var sel = form_obj.elements[field_name];
+
+	var found = false;
+	for (var i=0; i<sel.options.length; i++) {
+		var option = sel.options[i];
+
+		if (option.value == value) {
+			option.selected = true;
+			found = true;
+		} else
+			option.selected = false;
+	}
+
+	if (!found && add_custom && value != '') {
+		var option = new Option('Value: ' + value, value);
+		option.selected = true;
+		sel.options[sel.options.length] = option;
+	}
+
+	return found;
+}
+
+function getSelectValue(form_obj, field_name) {
+	var elm = form_obj.elements[field_name];
+
+	if (elm == null || elm.options == null)
+		return "";
+
+	return elm.options[elm.selectedIndex].value;
+}
+
+function addClassesToList(list_id, specific_option) {
+	// Setup class droplist
+	var styleSelectElm = document.getElementById(list_id);
+	var styles = tinyMCE.getParam('theme_advanced_styles', false);
+	styles = tinyMCE.getParam(specific_option, styles);
+
+	if (styles) {
+		var stylesAr = styles.split(';');
+
+		for (var i=0; i<stylesAr.length; i++) {
+			if (stylesAr != "") {
+				var key, value;
+
+				key = stylesAr[i].split('=')[0];
+				value = stylesAr[i].split('=')[1];
+
+				styleSelectElm.options[styleSelectElm.length] = new Option(key, value);
+			}
+		}
+	} else {
+		// Use auto impored classes
+		var csses = tinyMCE.getCSSClasses(tinyMCE.getWindowArg('editor_id'));
+		for (var i=0; i<csses.length; i++)
+			styleSelectElm.options[styleSelectElm.length] = new Option(csses[i], csses[i]);
+	}
+}
+
+function isVisible(element_id) {
+	var elm = document.getElementById(element_id);
+
+	return elm && elm.style.display != "none";
+}
diff --git a/wp-includes/js/tinymce/utils/mctabs.js b/wp-includes/js/tinymce/utils/mctabs.js
new file mode 100644
index 0000000000..9554f8f08a
--- /dev/null
+++ b/wp-includes/js/tinymce/utils/mctabs.js
@@ -0,0 +1,76 @@
+/**
+ * $RCSfile: mctabs.js,v $
+ * $Revision: 1.1 $
+ * $Date: 2005/08/01 18:36:35 $
+ *
+ * Moxiecode DHTML Tabs script.
+ *
+ * @author Moxiecode
+ * @copyright Copyright © 2004, Moxiecode Systems AB, All rights reserved.
+ */
+
+function MCTabs() {
+	this.settings = new Array();
+};
+
+MCTabs.prototype.init = function(settings) {
+	this.settings = settings;
+};
+
+MCTabs.prototype.getParam = function(name, default_value) {
+	var value = null;
+
+	value = (typeof(this.settings[name]) == "undefined") ? default_value : this.settings[name];
+
+	// Fix bool values
+	if (value == "true" || value == "false")
+		return (value == "true");
+
+	return value;
+};
+
+MCTabs.prototype.displayTab = function(tab_id, panel_id) {
+	var panelElm = document.getElementById(panel_id);
+	var panelContainerElm = panelElm ? panelElm.parentNode : null;
+	var tabElm = document.getElementById(tab_id);
+	var tabContainerElm = tabElm ? tabElm.parentNode : null;
+	var selectionClass = this.getParam('selection_class', 'current');
+
+	if (tabElm && tabContainerElm) {
+		var nodes = tabContainerElm.childNodes;
+
+		// Hide all other tabs
+		for (var i=0; i<nodes.length; i++) {
+			if (nodes[i].nodeName == "LI")
+				nodes[i].className = '';
+		}
+
+		// Show selected tab
+		tabElm.className = 'current';
+	}
+
+	if (panelElm && panelContainerElm) {
+		var nodes = panelContainerElm.childNodes;
+
+		// Hide all other panels
+		for (var i=0; i<nodes.length; i++) {
+			if (nodes[i].nodeName == "DIV")
+				nodes[i].className = 'panel';
+		}
+
+		// Show selected panel
+		panelElm.className = 'current';
+	}
+};
+
+MCTabs.prototype.getAnchor = function() {
+	var pos, url = document.location.href;
+
+	if ((pos = url.lastIndexOf('#')) != -1)
+		return url.substring(pos + 1);
+
+	return "";
+};
+
+// Global instance
+var mcTabs = new MCTabs();
diff --git a/wp-includes/js/tinymce/utils/validate.js b/wp-includes/js/tinymce/utils/validate.js
new file mode 100644
index 0000000000..95ae4d37e9
--- /dev/null
+++ b/wp-includes/js/tinymce/utils/validate.js
@@ -0,0 +1,50 @@
+/**
+ * $RCSfile: validate.js,v $
+ * $Revision: 1.2 $
+ * $Date: 2005/08/13 12:20:37 $
+ *
+ * Various form validation methods.
+ *
+ * @author Moxiecode
+ * @copyright Copyright © 2005, Moxiecode Systems AB, All rights reserved.
+ */
+
+function testRegExp(form_name, element_name, re) {
+	return new RegExp(re).test(document.forms[form_name].elements[element_name].value);
+}
+
+function validateString(form_name, element_name) {
+	return (document.forms[form_name].elements[element_name].value.length > 0);
+}
+
+function validateSelection(form_name, element_name) {
+	return (document.forms[form_name].elements[element_name].selectedIndex > 0);
+}
+
+function validateCheckBox(form_name, element_name) {
+	return document.forms[form_name].elements[element_name].checked;
+}
+
+function validateCleanString(form_name, element_name) {
+	return testRegExp(form_name, element_name, '^[A-Za-z0-9_]+$');
+}
+
+function validateEmail(form_name, element_name) {
+	return testRegExp(form_name, element_name, '^[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+@[-!#$%&\'*+\\/0-9=?A-Z^_`a-z{|}~]+\.[-!#$%&\'*+\\./0-9=?A-Z^_`a-z{|}~]+$');
+}
+
+function validateAbsUrl(form_name, element_name) {
+	return testRegExp(form_name, element_name, '^(news|telnet|nttp|file|http|ftp|https)://[-A-Za-z0-9\\.]+$');
+}
+
+function validateNumber(form_name, element_name, allow_blank) {
+	return (!allow_blank && value == '') ? false : testRegExp(form_name, element_name, '^-?[0-9]*\\.?[0-9]*$');
+}
+
+function validateSize(form_name, element_name,) {
+	return testRegExp(form_name, element_name, '^[0-9]+(px|%)?$');
+}
+
+function validateID(form_name, element_name,) {
+	return testRegExp(form_name, element_name, '^[A-Za-z_]([A-Za-z0-9_])*$');
+}