editor.js

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		return null;
	}
}
WYSIWYD.prototype.getParentElement = function() {
	var sel = this._getSelection();
	var range = this._createRange(sel);
	if (is_ie) {
		switch(sel.type) {
		    case "Text":
		    case "None":
			return range.parentElement();
		    case "Control":
			return range.item(0);
		    default:
			return this._doc.body;
		}
	} else try{
		var p = range.commonAncestorContainer;
		if (!range.collapsed && range.startContainer == range.endContainer &&
		    range.startOffset - range.endOffset <= 1 && range.startContainer.hasChildNodes())
			p = range.startContainer.childNodes[range.startOffset];
		while (p.nodeType == 3) {
			p = p.parentNode;
		}
		return p;
	} catch (e) {
		return null;
	}
}
WYSIWYD.prototype.selectNodeContents = function(node, pos) {
	this.focusEditor();
	this.forceRedraw();
	var range;
	var collapsed = (typeof pos != "undefined");
	if (is_ie) {
		range = this._doc.body.createTextRange();
		range.moveToElementText(node);
		(collapsed) && range.collapse(pos);
		range.select();
	} else {
		var sel = this._getSelection();
		range = this._doc.createRange();
		range.selectNodeContents(node);
		(collapsed) && range.collapse(pos);
		sel.removeAllRanges();
		sel.addRange(range);
	}
}
WYSIWYD.prototype.GetSelectedValue = function(cmdID,value) {
	this.focusEditor();
	if (this._editMode == "textmode") {
		windselect(cmdID,value);
	} else {
		this._comboSelected(cmdID,value);
	}
	this.updateToolbar();
	closep();
	return false;
}
WYSIWYD.prototype._comboSelected = function(cmdID,value) {
	switch(cmdID) {
	    case "fontname":
	    case "fontsize": this._doc.execCommand(cmdID, false, value); break;
	    case "formatblock":
			(is_ie) && (value = "<" + value + ">");
			this._doc.execCommand(cmdID, false, value);
			break;
	}
}
WYSIWYD.prototype.execCommand = function(cmdID, UI, param) {
	cmdID = cmdID.toLowerCase();
	switch(cmdID) {
	    case "htmlmode" : break;
		case "windcode" : this.setMode(); break;
	    case "undo":
	    case "redo":
			this._doc.execCommand(cmdID, UI, param); break;
	    case "cut":
	    case "copy":
	    case "paste":
			try{this._doc.execCommand(cmdID, UI, param);}
			catch(e) {}
			break;
	    default : this._doc.execCommand(cmdID, UI, param);
	}
	return false;
}
WYSIWYD.prototype._editorEvent = function(ev) {
	var editor = this;
	var keyEvent = (is_ie && ev.type == "keydown") || (ev.type == "keypress");
	if (editor._timerToolbar) {
		clearTimeout(editor._timerToolbar);
	}
	editor._timerToolbar = setTimeout(function() {
		editor.updateToolbar();
		editor._timerToolbar = null;
	}, 50);
}
WYSIWYD.prototype.getHTML = function() {
	switch (this._editMode) {
	    case "wysiwyg"  : return WYSIWYD.getHTML(this._doc.body, false, this);
	    case "textmode" : return this._textArea.value;
	    default : alert("Mode <" + mode + "> not defined!");
	}
	return false;
}
WYSIWYD.prototype._getSelection = function() {
	if (is_ie) {
		return this._doc.selection;
	} else {
		return this._iframe.contentWindow.getSelection();
	}
}
WYSIWYD.prototype._createRange = function(sel) {
	if (is_ie) {
		return sel.createRange();
	} else {
		this.focusEditor();
		if (typeof sel != "undefined") {
			try{
				return sel.getRangeAt(0);
			} catch(e) {
				return this._doc.createRange();
			}
		} else {
			return this._doc.createRange();
		}
	}
}
WYSIWYD._addEvent = function(el, evname, func) {
	if (el.attachEvent) {
		el.attachEvent("on" + evname, func);
	} else {
		el.addEventListener(evname, func, true);
	}
}
WYSIWYD._addEvents = function(el, evs, func) {
	for (var i in evs) {
		WYSIWYD._addEvent(el, evs[i], func);
	}
}
WYSIWYD._removeEvent = function(el, evname, func) {
	if (el.detachEvent) {
		el.detachEvent("on" + evname, func);
	} else {
		el.removeEventListener(evname, func, true);
	}
}
WYSIWYD._stopEvent = function(ev) {
	if (is_ie) {
		ev.cancelBubble = true;  
		ev.returnValue = false;
	} else {
		ev.preventDefault();
		ev.stopPropagation();
	}
}
WYSIWYD._removeClass = function(el, className) {
	if (!(el && el.className)) {
		return;
	}
	var cls = el.className.split(" ");
	var ar = new Array();
	for (var i = cls.length; i > 0;) {
		if (cls[--i] != className) {
			ar[ar.length] = cls[i];
		}
	}
	el.className = ar.join(" ");
}
WYSIWYD._addClass = function(el, className) {
	WYSIWYD._removeClass(el, className);
	el.className += " " + className;
}

WYSIWYD.isBlockElement = function(el) {
	var blockTags = " body form textarea fieldset ul ol dl li div " +
		"p h1 h2 h3 h4 h5 h6 quote pre table thead " +
		"tbody tfoot tr td iframe address ";
	return (blockTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1);
}
WYSIWYD.needsClosingTag = function(el) {
	var closingTags = " head script style div span tr td tbody table em strong font a title ";
	return (closingTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1);
}
WYSIWYD.htmlEncode = function(str) {
	str = str.replace(/&/ig, "&amp;");
	str = str.replace(/</ig, "&lt;");
	str = str.replace(/>/ig, "&gt;");
	str = str.replace(/\x22/ig, "&quot;");
	return str;
}
WYSIWYD.getHTML = function(root, outputRoot, editor) {
	var html = "";
	switch(root.nodeType) {
	    case 1:
	    case 11:
		var closed;
		var i;
		var root_tag = (root.nodeType == 1) ? root.tagName.toLowerCase() : '';
		if (is_ie && root_tag == "head") {
			if (outputRoot)
				html += "<head>";
			var save_multiline = RegExp.multiline;
			RegExp.multiline = true;
			var txt = root.innerHTML.replace(/(<\/|<)\s*([^ \t\n>]+)/ig, function(str, p1, p2) {
				return p1 + p2.toLowerCase();
			});
			RegExp.multiline = save_multiline;
			html += txt;
			if (outputRoot)
				html += "</head>";
			break;
		} else if (outputRoot) {
			closed = (!(root.hasChildNodes() || WYSIWYD.needsClosingTag(root)));
			html = "<" + root.tagName.toLowerCase();
			var attrs = root.attributes;
			for (i = 0; i < attrs.length; ++i) {
				var a = attrs.item(i);
				if (!a.specified) {
					continue;
				}
				var name = a.nodeName.toLowerCase();
				if (/_moz|contenteditable|_msh/.test(name)) {
					continue;
				}
				var value;
				if (name != "style") {
					if (typeof root[a.nodeName] != "undefined" && typeof root[a.nodeName] != "function" && name != "href" && name != "src") {
						value = root[a.nodeName];
					} else {
						value = a.nodeValue;
					}
				} else {
					value = root.style.cssText;
				}
				if (/(_moz|^$)/.test(value)) {
					continue;
				}
				html += " " + name + '="' + value + '"';
			}
			html += closed ? " />" : ">";
		}
		for (i = root.firstChild; i; i = i.nextSibling) {
			html += WYSIWYD.getHTML(i, true, editor);
		}
		if (outputRoot && !closed) {
			html += "</" + root.tagName.toLowerCase() + ">";
		}
		break;
	    case 3:
		if (!root.previousSibling && !root.nextSibling && root.data.match(/^\s*$/i) ) html = '&nbsp;';
		else html = WYSIWYD.htmlEncode(root.data);
		break;
	    case 8:
		html = "<!--" + root.data + "-->";
		break;
	}
	return html;
}
String.prototype.trim = function() {
	a = this.replace(/^\s+/, '');
	return a.replace(/\s+$/, '');
}
WYSIWYD._makeColor = function(v) {
	if (typeof v != "number") {
		return v;
	}
	var r = v & 0xFF;
	var g = (v >> 8) & 0xFF;
	var b = (v >> 16) & 0xFF;
	return "rgb(" + r + "," + g + "," + b + ")";
}
WYSIWYD._colorToRgb = function(v) {
	if (!v) return '';
	function hex(d) {
		return (d < 16) ? ("0" + d.toString(16)) : d.toString(16);
	}
	if (typeof v == "number") {
		var r = v & 0xFF;
		var g = (v >> 8) & 0xFF;
		var b = (v >> 16) & 0xFF;
		return "#" + hex(r) + hex(g) + hex(b);
	}
	if (v.substr(0, 3) == "rgb") {
		var re = /rgb\s*\(\s*([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\s*\)/;
		if (v.match(re)) {
			var r = parseInt(RegExp.$1);
			var g = parseInt(RegExp.$2);
			var b = parseInt(RegExp.$3);
			return "#" + hex(r) + hex(g) + hex(b);
		}
		return null;
	}
	if (v.substr(0, 1) == "#") {
		return v;
	}
	return null;
}
WYSIWYD.getElementById = function(tag, id) {
	var el, i, objs = document.getElementsByTagName(tag);
	for (i = objs.length; --i >= 0 && (el = objs[i]);)
		if (el.id == id)
			return el;
	return null;
}
WYSIWYD.prototype.insertHTML = function(html) {
	if (is_ie) {
		var sel = this._getSelection();
		var range = this._createRange(sel);
		range.pasteHTML(html);
	} else {
		var fragment = this._doc.createDocumentFragment();
		var div = this._doc.createElement("div");
		div.innerHTML = html;
		while (div.firstChild) {
			fragment.appendChild(div.firstChild);
		}
		var node = this.insertNodeAtSelection(fragment);
	}
}
WYSIWYD.prototype.getpos = function() {
	if (!is_ie)	return;
	this.focusEditor();
	if (this._editMode == 'wysiwyg') {
		var obj = this._doc.body;
		var s = document.selection.createRange();
		s.setEndPoint("StartToStart", obj.createTextRange());
		return s.text.length;
	} else {
		var obj = this._textArea;
		var s	= obj.scrollTop;
		var r	= document.selection.createRange();
		var t	= obj.createTextRange();
		t.collapse(true);
		t.select();
		var j	= document.selection.createRange();
		r.setEndPoint("StartToStart",j);
		var pos = r.text.replace(/\r?\n/g, ' ').length;
		r.collapse(false);
		r.select();
		obj.scrollTop = s;
		return pos;
	}
}

WYSIWYD.prototype.setpos = function() {
	this.focusEditor();
	if (!is_ie || this.getpos()) return;
	var obj = this._editMode == 'wysiwyg' ? this._doc.body : this._textArea;
	var r = obj.createTextRange();
	r.moveStart('character', this._pos);
	r.collapse(true);
	r.select();
}
function editorcode(cmdID) {
	editor.focusEditor();
	if (editor._editMode == "textmode") {
		windcode(cmdID);
	} else {
		editor.execCommand(cmdID,false);
	}
	editor.updateToolbar();
}
function insertImage() {
	editor.focusEditor();
	txt=prompt('URL:',"http://");
	if (txt!=null) {
		if (editor._editMode == "textmode") {
			sm="[img]"+txt+"[/img]";
			AddText(sm,'');
		} else {
			try{editor._doc.execCommand("insertimage",false,txt);}
			catch(e) {}
		}