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nicEdit.js
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/* NicEdit - Micro Inline WYSIWYG
* Copyright 2007-2008 Brian Kirchoff
*
* NicEdit is distributed under the terms of the MIT license
* For more information visit http://nicedit.com/
* Do not remove this copyright message
*/
var bkExtend = function() {
var args = arguments;
if (args.length == 1) args = [this, args[0]];
for (var prop in args[1]) args[0][prop] = args[1][prop];
return args[0];
};
function bkClass() {}
bkClass.prototype.construct = function() {};
bkClass.extend = function(def) {
var classDef = function() {
if (arguments[0] !== bkClass) {
return this.construct.apply(this, arguments);
}
};
var proto = new this(bkClass);
bkExtend(proto, def);
classDef.prototype = proto;
classDef.extend = this.extend;
return classDef;
};
var bkElement = bkClass.extend({
construct: function(elm, d) {
if (typeof(elm) == "string") {
elm = (d || document).createElement(elm);
}
elm = $BK(elm);
return elm;
},
appendTo: function(elm) {
elm.appendChild(this);
return this;
},
appendBefore: function(elm) {
elm.parentNode.insertBefore(this, elm);
return this;
},
addEvent: function(type, fn) {
bkLib.addEvent(this, type, fn);
return this;
},
setContent: function(c) {
this.innerHTML = c;
return this;
},
pos: function() {
var curleft = curtop = 0;
var o = obj = this;
if (obj.offsetParent) {
do {
curleft += obj.offsetLeft;
curtop += obj.offsetTop;
} while (obj = obj.offsetParent);
}
var b = (!window.opera) ? parseInt(this.getStyle('border-width') || this.style.border, 10) || 0 : 0;
return [curleft + b, curtop + b + this.offsetHeight];
},
noSelect: function() {
bkLib.noSelect(this);
return this;
},
parentTag: function(t) {
var elm = this;
do {
if (elm && elm.nodeName && elm.nodeName.toUpperCase() == t) {
return elm;
}
elm = elm.parentNode;
} while (elm);
return false;
},
hasClass: function(cls) {
return this.className.match(new RegExp('(\\s|^)nicEdit-' + cls + '(\\s|$)'));
},
addClass: function(cls) {
if (!this.hasClass(cls)) {
this.className += " nicEdit-" + cls;
}
return this;
},
removeClass: function(cls) {
if (this.hasClass(cls)) {
this.className = this.className.replace(new RegExp('(\\s|^)nicEdit-' + cls + '(\\s|$)'), ' ');
}
return this;
},
setStyle: function(st) {
var elmStyle = this.style;
for (var itm in st) {
switch (itm) {
case 'float':
elmStyle['cssFloat'] = elmStyle['styleFloat'] = st[itm];
break;
case 'opacity':
elmStyle.opacity = st[itm];
elmStyle.filter = "alpha(opacity=" + Math.round(st[itm] * 100) + ")";
break;
case 'className':
this.className = st[itm];
break;
default:
//if(document.compatMode || itm != "cursor") { // Nasty Workaround for IE 5.5
elmStyle[itm] = st[itm];
//}
}
}
return this;
},
getStyle: function(cssRule, d) {
var doc = (!d) ? document.defaultView : d;
if (this.nodeType == 1) {
if (doc && doc.getComputedStyle) {
return doc.getComputedStyle(this, null).getPropertyValue(cssRule);
} else {
return this.currentStyle[bkLib.camelize(cssRule)];
}
}
},
remove: function() {
this.parentNode.removeChild(this);
return this;
},
setAttributes: function(at) {
for (var itm in at) {
this[itm] = at[itm];
}
return this;
}
});
var bkLib = {
isMSIE: (navigator.appVersion.indexOf("MSIE") != -1),
addEvent: function(obj, type, fn) {
if (obj.addEventListener) {
obj.addEventListener(type, fn, false);
} else {
obj.attachEvent("on" + type, fn);
}
},
toArray: function(iterable) {
var length = iterable.length,
results = new Array(length);
while (length--) {
results[length] = iterable[length];
}
return results;
},
noSelect: function(element) {
if (element.setAttribute && element.nodeName.toLowerCase() != 'input' && element.nodeName.toLowerCase() != 'textarea') {
element.setAttribute('unselectable', 'on');
}
for (var i = 0; i < element.childNodes.length; i++) {
bkLib.noSelect(element.childNodes[i]);
}
},
camelize: function(s) {
return s.replace(/\-(.)/g, function(m, l) {
return l.toUpperCase();
});
},
inArray: function(arr, item) {
return (bkLib.search(arr, item) !== null);
},
search: function(arr, itm) {
for (var i = 0; i < arr.length; i++) {
if (arr[i] == itm)
return i;
}
return null;
},
cancelEvent: function(e) {
e = e || window.event;
if (e.preventDefault && e.stopPropagation) {
e.preventDefault();
e.stopPropagation();
}
return false;
},
domLoad: [],
domLoaded: function() {
if (arguments.callee.done) return;
arguments.callee.done = true;
for (i = 0; i < bkLib.domLoad.length; i++) bkLib.domLoad[i]();
},
onDomLoaded: function(fireThis) {
this.domLoad.push(fireThis);
if (document.addEventListener) {
document.addEventListener("DOMContentLoaded", bkLib.domLoaded, null);
} else if (bkLib.isMSIE) {
document.write("<style>.nicEdit-main p { margin: 0; }</style><scr" + "ipt id=__ie_onload defer " + ((location.protocol == "https:") ? "src='javascript:void(0)'" : "src=//0") + "><\/scr" + "ipt>");
$BK("__ie_onload").onreadystatechange = function() {
if (this.readyState == "complete") {
bkLib.domLoaded();
}
};
}
window.onload = bkLib.domLoaded;
}
};
function $BK(elm) {
if (typeof(elm) == "string") {
elm = document.getElementById(elm);
}
return (elm && !elm.appendTo) ? bkExtend(elm, bkElement.prototype) : elm;
}
var bkEvent = {
addEvent: function(evType, evFunc) {
if (evFunc) {
this.eventList = this.eventList || {};
this.eventList[evType] = this.eventList[evType] || [];
this.eventList[evType].push(evFunc);
}
return this;
},
fireEvent: function() {
var args = bkLib.toArray(arguments),
evType = args.shift();
if (this.eventList && this.eventList[evType]) {
for (var i = 0; i < this.eventList[evType].length; i++) {
this.eventList[evType][i].apply(this, args);
}
}
}
};
function __(s) {
return s;
}
Function.prototype.closure = function() {
var __method = this,
args = bkLib.toArray(arguments),
obj = args.shift();
return function() {
if (typeof(bkLib) != 'undefined') {
return __method.apply(obj, args.concat(bkLib.toArray(arguments)));
}
};
};
Function.prototype.closureListener = function() {
var __method = this,
args = bkLib.toArray(arguments),
object = args.shift();
return function(e) {
var target;
e = e || window.event;
if (e.target) {
target = e.target;
} else {
target = e.srcElement;
}
return __method.apply(object, [e, target].concat(args));
};
};
/* START CONFIG */
var nicEditorConfig = bkClass.extend({
buttons: {
'bold': {
name: __('Click to Bold'),
command: 'Bold',
tags: ['B', 'STRONG'],
css: {
'font-weight': 'bold'
},
key: 'b'
},
'italic': {
name: __('Click to Italic'),
command: 'Italic',
tags: ['EM', 'I'],
css: {
'font-style': 'italic'
},
key: 'i'
},
'underline': {
name: __('Click to Underline'),
command: 'Underline',
tags: ['U'],
css: {
'text-decoration': 'underline'
},
key: 'u'
},
'left': {
name: __('Left Align'),
command: 'justifyleft',
noActive: true
},
'center': {
name: __('Center Align'),
command: 'justifycenter',
noActive: true
},
'right': {
name: __('Right Align'),
command: 'justifyright',
noActive: true
},
'justify': {
name: __('Justify Align'),
command: 'justifyfull',
noActive: true
},
'ol': {
name: __('Insert Ordered List'),
command: 'insertorderedlist',
tags: ['OL']
},
'ul': {
name: __('Insert Unordered List'),
command: 'insertunorderedlist',
tags: ['UL']
},
'subscript': {
name: __('Click to Subscript'),
command: 'subscript',
tags: ['SUB']
},
'superscript': {
name: __('Click to Superscript'),
command: 'superscript',
tags: ['SUP']
},
'strikethrough': {
name: __('Click to Strike Through'),
command: 'strikeThrough',
css: {
'text-decoration': 'line-through'
}
},
'removeformat': {
name: __('Remove Formatting'),
command: 'removeformat',
noActive: true
},
'indent': {
name: __('Indent Text'),
command: 'indent',
noActive: true
},
'outdent': {
name: __('Remove Indent'),
command: 'outdent',
noActive: true
},
'hr': {
name: __('Horizontal Rule'),
command: 'insertHorizontalRule',
noActive: true
}
},
iconsPath: '../nicEditorIcons.gif',
buttonList: ['save', 'bold', 'italic', 'underline', 'left', 'center', 'right', 'justify', 'ol', 'ul', 'fontSize', 'fontFamily', 'fontFormat', 'indent', 'outdent', 'image', 'upload', 'link', 'unlink', 'forecolor', 'bgcolor'],
iconList: {
"xhtml": 1,
"bgcolor": 2,
"forecolor": 3,
"bold": 4,
"center": 5,
"hr": 6,
"indent": 7,
"italic": 8,
"justify": 9,
"left": 10,
"ol": 11,
"outdent": 12,
"removeformat": 13,
"right": 14,
"save": 25,
"strikethrough": 16,
"subscript": 17,
"superscript": 18,
"ul": 19,
"underline": 20,
"image": 21,
"link": 22,
"unlink": 23,
"close": 24,
"arrow": 26,
"upload": 27
},
initWithLineBreak: true
});
/* END CONFIG */
var nicEditors = {
nicPlugins: [],
editors: [],
registerPlugin: function(plugin, options) {
this.nicPlugins.push({
p: plugin,
o: options
});
},
allTextAreas: function(nicOptions) {
var textareas = document.getElementsByTagName("textarea");
for (var i = 0; i < textareas.length; i++) {
nicEditors.editors.push(new nicEditor(nicOptions).panelInstance(textareas[i]));
}
return nicEditors.editors;
},
findEditor: function(e) {
var editors = nicEditors.editors;
for (var i = 0; i < editors.length; i++) {
if (editors[i].instanceById(e)) {
return editors[i]; // r is an instance of nicEditorInstance therefore it does not have removeInstance or removePanel methods
}
}
}
};
var nicEditor = bkClass.extend({
construct: function(o) {
this.options = new nicEditorConfig();
bkExtend(this.options, o);
this.nicInstances = [];
this.loadedPlugins = [];
var plugins = nicEditors.nicPlugins;
for (var i = 0; i < plugins.length; i++) {
this.loadedPlugins.push(new plugins[i].p(this, plugins[i].o));
}
nicEditors.editors.push(this);
bkLib.addEvent(document.body, 'mousedown', this.selectCheck.closureListener(this));
},
panelInstance: function(e, o) {
e = this.checkReplace($BK(e));
var panelElm = new bkElement('DIV').setStyle({
width: (parseInt(e.getStyle('width'), 10) || e.clientWidth) + 'px'
}).appendBefore(e);
this.setPanel(panelElm);
return this.addInstance(e, o);
},
checkReplace: function(e) {
var r = nicEditors.findEditor(e);
if (r) {
r.removeInstance(e);
r.removePanel();
}
return e;
},
addInstance: function(e, o) {
var newInstance;
e = this.checkReplace($BK(e));
if (e.contentEditable || !!window.opera) {
newInstance = new nicEditorInstance(e, o, this);
} else {
newInstance = new nicEditorIFrameInstance(e, o, this);
}
this.nicInstances.push(newInstance);
return this;
},
removeInstance: function(e) {
e = $BK(e);
var instances = this.nicInstances;
for (var i = 0; i < instances.length; i++) {
if (instances[i].e == e) {
instances[i].remove();
this.nicInstances.splice(i, 1);
}
}
},
removePanel: function(e) {
if (this.nicPanel) {
this.nicPanel.remove();
this.nicPanel = null;
}
},
instanceById: function(e) {
e = $BK(e);
var instances = this.nicInstances;
for (var i = 0; i < instances.length; i++) {
if (instances[i].e == e) {
return instances[i];
}
}
},
setPanel: function(e) {
this.nicPanel = new nicEditorPanel($BK(e), this.options, this);
this.fireEvent('panel', this.nicPanel);
return this;
},
nicCommand: function(cmd, args) {
if (this.selectedInstance) {
this.selectedInstance.nicCommand(cmd, args);
}
},
getIcon: function(iconName, options) {
var icon = this.options.iconList[iconName];
var file = (options.iconFiles) ? options.iconFiles[iconName] : '';
return {
backgroundImage: "url('" + ((icon) ? this.options.iconsPath : file) + "')",
backgroundPosition: ((icon) ? ((icon - 1) * -18) : 0) + 'px 0px'
};
},
selectCheck: function(e, t) {
var found = false;
do {
if (t.className && t.className.indexOf('nicEdit') != -1) {
return false;
}
} while (t = t.parentNode);
this.fireEvent('blur', this.selectedInstance, t);
this.lastSelectedInstance = this.selectedInstance;
this.selectedInstance = null;
return false;
}
});
nicEditor = nicEditor.extend(bkEvent);
var nicEditorInstance = bkClass.extend({
isSelected: false,
construct: function(e, options, nicEditor) {
this.ne = nicEditor;
this.elm = this.e = e;
this.options = options || {};
newX = parseInt(e.getStyle('width'), 10) || e.clientWidth;
newY = parseInt(e.getStyle('height'), 10) || e.clientHeight;
this.initialHeight = newY - 8;
var isTextarea = (e.nodeName.toLowerCase() == "textarea");
if (isTextarea || this.options.hasPanel) {
var ie7s = (bkLib.isMSIE && !((typeof document.body.style.maxHeight != "undefined") && document.compatMode == "CSS1Compat"));
var s = {
width: newX + 'px',
border: '1px solid #ccc',
borderTop: 0,
overflowY: 'auto',
overflowX: 'hidden'
};
s[(ie7s) ? 'height' : 'maxHeight'] = (this.ne.options.maxHeight) ? this.ne.options.maxHeight + 'px' : null;
this.editorContain = new bkElement('DIV').setStyle(s).appendBefore(e);
var editorElm = new bkElement('DIV').setStyle({
width: (newX - 8) + 'px',
margin: '4px',
minHeight: newY + 'px'
}).addClass('main').appendTo(this.editorContain);
e.setStyle({
display: 'none'
});
editorElm.innerHTML = e.innerHTML;
if (isTextarea) {
this.copyElm = e;
var f = e.parentTag('FORM');
if (f) {
bkLib.addEvent(f, 'submit', this.saveContent.closure(this));
}
}
editorElm.setStyle((ie7s) ? {
height: newY + 'px'
} : {
overflow: 'hidden'
});
this.elm = editorElm;
}
this.ne.addEvent('blur', this.blur.closure(this));
this.init();
this.blur();
},
init: function() {
this.elm.setAttribute('contentEditable', 'true');
if (this.getContent() === "" && this.options.initWithLineBreak) {
this.setContent('<br />');
}
this.instanceDoc = document.defaultView;
this.elm.addEvent('mousedown', this.selected.closureListener(this)).addEvent('keypress', this.keyDown.closureListener(this)).addEvent('focus', this.selected.closure(this)).addEvent('blur', this.blur.closure(this)).addEvent('keyup', this.selected.closure(this));
this.ne.fireEvent('add', this);
},
remove: function() {
this.saveContent();
if (this.copyElm || this.options.hasPanel) {
this.editorContain.remove();
this.e.setStyle({
'display': 'block'
});
this.ne.removePanel();
}
this.disable();
this.ne.fireEvent('remove', this);
},
disable: function() {
this.elm.setAttribute('contentEditable', 'false');
},
getSel: function() {
return (window.getSelection) ? window.getSelection() : document.selection;
},
getRng: function() {
var s = this.getSel();
if (!s) {
return null;
}
return (s.rangeCount > 0) ? s.getRangeAt(0) :
s.createRange && s.createRange() || document.createRange();
},
selRng: function(rng, s) {
if (window.getSelection) {
s.removeAllRanges();
s.addRange(rng);
} else {
rng.select();
}
},
selElm: function() {
var r = this.getRng();
if (r.startContainer) {
var contain = r.startContainer;
if (r.cloneContents().childNodes.length == 1) {
for (var i = 0; i < contain.childNodes.length; i++) {
var rng = contain.childNodes[i].ownerDocument.createRange();
rng.selectNode(contain.childNodes[i]);
if (r.compareBoundaryPoints(Range.START_TO_START, rng) != 1 &&
r.compareBoundaryPoints(Range.END_TO_END, rng) != -1) {
return $BK(contain.childNodes[i]);
}
}
}
return $BK(contain);
} else {
return $BK((this.getSel().type == "Control") ? r.item(0) : r.parentElement());
}
},
saveRng: function() {
this.savedRange = this.getRng();
this.savedSel = this.getSel();
},
restoreRng: function() {
if (this.savedRange) {
this.selRng(this.savedRange, this.savedSel);
}
},
keyDown: function(e, t) {
this.ne.fireEvent('keyDown', this, e);
if (e.ctrlKey) {
this.ne.fireEvent('key', this, e);
}
},
selected: function(e, t) {
if (!t) {
t = this.selElm();
}
if (!e.ctrlKey) {
var selInstance = this.ne.selectedInstance;
if (selInstance != this) {
if (selInstance) {
this.ne.fireEvent('blur', selInstance, t);
}
this.ne.selectedInstance = this;
this.ne.fireEvent('focus', selInstance, t);
}
this.ne.fireEvent('selected', selInstance, t);
this.isFocused = true;
this.elm.addClass('selected');
}
return false;
},
blur: function() {
this.isFocused = false;
this.elm.removeClass('selected');
},
saveContent: function() {
if (this.copyElm || this.options.hasPanel) {
this.ne.fireEvent('save', this);
if (this.copyElm) {
this.copyElm.value = this.getContent();
} else {
this.e.innerHTML = this.getContent();
}
}
},
getElm: function() {
return this.elm;
},
getContent: function() {
this.content = this.getElm().innerHTML;
this.ne.fireEvent('get', this);
return this.content;
},
setContent: function(e) {
this.content = e;
this.ne.fireEvent('set', this);
this.elm.innerHTML = this.content;
},
nicCommand: function(cmd, args) {
document.execCommand(cmd, false, args);
}
});
var nicEditorIFrameInstance = nicEditorInstance.extend({
savedStyles: [],
init: function() {
var c = this.elm.innerHTML.replace(/^\s+|\s+$/g, '');
this.elm.innerHTML = '';
if (!c) {
c = "<br />";
}
this.initialContent = c;
this.elmFrame = new bkElement('iframe').setAttributes({
'src': 'javascript:;',
'frameBorder': 0,
'allowTransparency': 'true',
'scrolling': 'no'
}).setStyle({
height: '100px',
width: '100%'
}).addClass('frame').appendTo(this.elm);
if (this.copyElm) {
this.elmFrame.setStyle({
width: (this.elm.offsetWidth - 4) + 'px'
});
}
var styleList = ['font-size', 'font-family', 'font-weight', 'color'];
for (var itm in styleList) {
this.savedStyles[bkLib.camelize(itm)] = this.elm.getStyle(itm);
}
setTimeout(this.initFrame.closure(this), 50);
},
disable: function() {
this.elm.innerHTML = this.getContent();
},
initFrame: function() {
var fd = $BK(this.elmFrame.contentWindow.document);
fd.designMode = "on";
fd.open();
var css = this.ne.options.externalCSS;
fd.write('<html><head>' + ((css) ? '<link href="' + css + '" rel="stylesheet" type="text/css" />' : '') + '</head><body id="nicEditContent" style="margin: 0 !important; background-color: transparent !important;">' + this.initialContent + '</body></html>');
fd.close();
this.frameDoc = fd;
this.frameWin = $BK(this.elmFrame.contentWindow);
this.frameContent = $BK(this.frameWin.document.body).setStyle(this.savedStyles);
this.instanceDoc = this.frameWin.document.defaultView;
this.heightUpdate();
this.frameDoc.addEvent('mousedown', this.selected.closureListener(this)).addEvent('keyup', this.heightUpdate.closureListener(this)).addEvent('keydown', this.keyDown.closureListener(this)).addEvent('keyup', this.selected.closure(this));
this.ne.fireEvent('add', this);
},
getElm: function() {
return this.frameContent;
},
setContent: function(c) {
this.content = c;
this.ne.fireEvent('set', this);
this.frameContent.innerHTML = this.content;
this.heightUpdate();
},
getSel: function() {
return (this.frameWin) ? this.frameWin.getSelection() : this.frameDoc.selection;
},
heightUpdate: function() {
this.elmFrame.style.height = Math.max(this.frameContent.offsetHeight, this.initialHeight) + 'px';
},
nicCommand: function(cmd, args) {
this.frameDoc.execCommand(cmd, false, args);
setTimeout(this.heightUpdate.closure(this), 100);
}
});
var nicEditorPanel = bkClass.extend({
construct: function(e, options, nicEditor) {
this.elm = e;
this.options = options;
this.ne = nicEditor;
this.panelButtons = [];
this.buttonList = bkExtend([], this.ne.options.buttonList);
this.panelContain = new bkElement('DIV').setStyle({
overflow: 'hidden',
width: '100%',
border: '1px solid #cccccc',
backgroundColor: '#efefef'
}).addClass('panelContain');
this.panelElm = new bkElement('DIV').setStyle({
margin: '2px',
marginTop: '0px',
zoom: 1,
overflow: 'hidden'
}).addClass('panel').appendTo(this.panelContain);
this.panelContain.appendTo(e);
var opt = this.ne.options;
var buttons = opt.buttons;
for (var button in buttons) {
this.addButton(button, opt, true);
}
this.reorder();
e.noSelect();
},
addButton: function(buttonName, options, noOrder) {
var button = options.buttons[buttonName];
var type = null;
if (button['type']) {
type = typeof(window[button['type']]) === undefined ? null : window[button['type']];
} else {
type = nicEditorButton;
}
var hasButton = bkLib.inArray(this.buttonList, buttonName);
if (type && (hasButton || this.ne.options.fullPanel)) {
this.panelButtons.push(new type(this.panelElm, buttonName, options, this.ne));
if (!hasButton) {
this.buttonList.push(buttonName);
}
}
},
findButton: function(itm) {
for (var i = 0; i < this.panelButtons.length; i++) {
if (this.panelButtons[i].name == itm)
return this.panelButtons[i];
}
},
reorder: function() {
var bl = this.buttonList;
for (var i = 0; i < bl.length; i++) {
var button = this.findButton(bl[i]);
if (button) {
this.panelElm.appendChild(button.margin);
}
}
},
remove: function() {
this.elm.remove();
}
});
var nicEditorButton = bkClass.extend({
construct: function(e, buttonName, options, nicEditor) {
this.options = options.buttons[buttonName];
this.name = buttonName;
this.ne = nicEditor;
this.elm = e;
this.margin = new bkElement('DIV').setStyle({
'float': 'left',
marginTop: '2px'
}).appendTo(e);
this.contain = new bkElement('DIV').setStyle({
width: '20px',
height: '20px'
}).addClass('buttonContain').appendTo(this.margin);
this.border = new bkElement('DIV').setStyle({
backgroundColor: '#efefef',
border: '1px solid #efefef'
}).appendTo(this.contain);
this.button = new bkElement('DIV').setStyle({
width: '18px',
height: '18px',
overflow: 'hidden',
zoom: 1,
cursor: 'pointer'
}).addClass('button').setStyle(this.ne.getIcon(buttonName, options)).appendTo(this.border);
this.button.addEvent('mouseover', this.hoverOn.closure(this)).addEvent('mouseout', this.hoverOff.closure(this)).addEvent('mousedown', this.mouseClick.closure(this)).noSelect();
if (!window.opera) {
this.button.onmousedown = this.button.onclick = bkLib.cancelEvent;
}
nicEditor.addEvent('selected', this.enable.closure(this)).addEvent('blur', this.disable.closure(this)).addEvent('key', this.key.closure(this));
this.disable();
this.init();
},
init: function() {},
hide: function() {
this.contain.setStyle({
display: 'none'
});
},
updateState: function() {
if (this.isDisabled) {
this.setBg();
} else if (this.isHover) {
this.setBg('hover');
} else if (this.isActive) {
this.setBg('active');
} else {
this.setBg();
}
},
setBg: function(state) {
var stateStyle;
switch (state) {
case 'hover':
stateStyle = {
border: '1px solid #666',
backgroundColor: '#ddd'
};
break;
case 'active':
stateStyle = {
border: '1px solid #666',
backgroundColor: '#ccc'
};
break;
default:
stateStyle = {
border: '1px solid #efefef',
backgroundColor: '#efefef'
};
}
this.border.setStyle(stateStyle).addClass('button-' + state);
},
checkNodes: function(e) {
var elm = e;
do {
if (this.options.tags && bkLib.inArray(this.options.tags, elm.nodeName)) {