/*
	JSCookMenu v1.23.  (c) Copyright 2002 by Heng Yuan

	Permission is hereby granted, free of charge, to any person obtaining a
	copy of this software and associated documentation files (the "Software"),
	to deal in the Software without restriction, including without limitation
	the rights to use, copy, modify, merge, publish, distribute, sublicense,
	and/or sell copies of the Software, and to permit persons to whom the
	Software is furnished to do so, subject to the following conditions:
*/

var _cmIDCount = 0;
var _cmIDName = 'cmSubMenuID';

var _cmTimeOut = null;
var _cmCurrentItem = null;

var _cmNoAction = new Object ();
var _cmSplit = new Object ();

var _cmItemList = new Array ();

var _cmNodeProperties =
{
  	mainFolderLeft: '',
  	mainFolderRight: '',
	mainItemLeft: '',
	mainItemRight: '',
	folderLeft: '',
	folderRight: '',
	itemLeft: '',
	itemRight: '',
	mainSpacing: 0,
	subSpacing: 0,
	delay: 500
};

function cmNewID ()
{
	return _cmIDName + (++_cmIDCount);
}

function cmActionItem (item, prefix, isMain, idSub, orient, nodeProperties)
{
	// var index = _cmItemList.push (item) - 1;
	_cmItemList[_cmItemList.length] = item;
	var index = _cmItemList.length - 1;
	idSub = (!idSub) ? 'null' : ('\'' + idSub + '\'');
	orient = '\'' + orient + '\'';
	prefix = '\'' + prefix + '\'';
	return ' onmouseover="cmItemMouseOver (this,' + prefix + ',' + isMain + ',' + idSub + ',' + orient + ',' + index + ')" onmouseout="cmItemMouseOut (this,' + nodeProperties.delay + ')" onmousedown="cmItemMouseDown (this,' + index + ')" onmouseup="cmItemMouseUp (this,' + index + ')"';
}

function cmNoActionItem (item, prefix)
{
	return item[1];
}

function cmSplitItem (prefix, isMain, vertical)
{
	var classStr = 'cm' + prefix;
	if (isMain)
	{
		classStr += 'Main';
		if (vertical)
			classStr += 'HSplit';
		else
			classStr += 'VSplit';
	}
	else
		classStr += 'HSplit';
	var item = eval (classStr);
	return cmNoActionItem (item, prefix);
}

function cmDrawSubMenu (subMenu, prefix, id, orient, nodeProperties)
{
	var str = '<div class="' + prefix + 'SubMenu" id="' + id + '"><table summary="sub menu" cellspacing="' + nodeProperties.subSpacing + '" class="' + prefix + 'SubMenuTable">';
	var strSub = '';

	var item;
	var idSub;
	var hasChild;

	var i;

	var classStr;

	for (i = 5; i < subMenu.length; ++i)
	{
		item = subMenu[i];
		if (!item)
			continue;

		hasChild = (item.length > 5);
		idSub = hasChild ? cmNewID () : null;

		str += '<tr class="' + prefix + 'MenuItem"' + cmActionItem (item, prefix, 0, idSub, orient, nodeProperties) + '>';

		if (item == _cmSplit)
		{
			str += cmSplitItem (prefix, 0, true);
			str += '</tr>';
			continue;
		}

		if (item[0] == _cmNoAction)
		{
			str += cmNoActionItem (item, prefix);
			str += '</tr>';
			continue;
		}

		classStr = prefix + 'Menu';
		classStr += hasChild ? 'Folder' : 'Item';

		str += '<td class="' + classStr + 'Left">';

		if (item[0] != null && item[0] != _cmNoAction)
			str += item[0];
		else
			str += hasChild ? nodeProperties.folderLeft : nodeProperties.itemLeft;

		str += '<td class="' + classStr + 'Text">' + item[1];

		str += '<td class="' + classStr + 'Right">';

		if (hasChild)
		{
			str += nodeProperties.folderRight;
			strSub += cmDrawSubMenu (item, prefix, idSub, orient, nodeProperties);
		}
		else
			str += nodeProperties.itemRight;
		str += '</td></tr>';
	}

	str += '</table></div>' + strSub;
	return str;
}

function cmDraw (id, menu, orient, nodeProperties, prefix)
{
	var obj = cmGetObject (id);

	if (!nodeProperties)
		nodeProperties = _cmNodeProperties;
	if (!prefix)
		prefix = '';

	var str = '<table summary="main menu" class="' + prefix + 'Menu" cellspacing="' + nodeProperties.mainSpacing + '">';
	var strSub = '';

	if (!orient)
		orient = 'hbr';

	var orientStr = String (orient);
	var orientSub;
	var vertical;

	if (orientStr.charAt (0) == 'h')
	{
		orientSub = 'v' + orientStr.substr (1, 2);
		str += '<tr>';
		vertical = false;
	}
	else
	{
		orientSub = 'v' + orientStr.substr (1, 2);
		vertical = true;
	}

	var i;
	var item;
	var idSub;
	var hasChild;

	var classStr;

	for (i = 0; i < menu.length; ++i)
	{
		item = menu[i];

		if (!item)
			continue;

		str += vertical ? '<tr' : '<td';
		str += ' class="' + prefix + 'MainItem"';

		hasChild = (item.length > 5);
		idSub = hasChild ? cmNewID () : null;

		str += cmActionItem (item, prefix, 1, idSub, orient, nodeProperties) + '>';

		if (item == _cmSplit)
		{
			str += cmSplitItem (prefix, 1, vertical);
			str += vertical? '</tr>' : '</td>';
			continue;
		}

		if (item[0] == _cmNoAction)
		{
			str += cmNoActionItem (item, prefix);
			str += vertical? '</tr>' : '</td>';
			continue;
		}

		classStr = prefix + 'Main' + (hasChild ? 'Folder' : 'Item');

		str += vertical ? '<td' : '<span';
		str += ' class="' + classStr + 'Left">';

		str += (item[0] == null) ? (hasChild ? nodeProperties.mainFolderLeft : nodeProperties.mainItemLeft)
					 : item[0];
		str += vertical ? '</td>' : '</span>';

		str += vertical ? '<td' : '<span';
		str += ' class="' + classStr + 'Text">';
		str += item[1];

		str += vertical ? '</td>' : '</span>';

		str += vertical ? '<td' : '<span';
		str += ' class="' + classStr + 'Right">';

		str += hasChild ? nodeProperties.mainFolderRight : nodeProperties.mainItemRight;

		str += vertical ? '</td>' : '</span>';

		str += vertical ? '</tr>' : '</td>';

		if (hasChild)
			strSub += cmDrawSubMenu (item, prefix, idSub, orientSub, nodeProperties);
	}
	if (!vertical)
		str += '</tr>';
	str += '</table>' + strSub;
	obj.innerHTML = str;
	//document.write ("<xmp>" + str + "</xmp>");
}

function cmItemMouseOver (obj, prefix, isMain, idSub, orient, index)
{
	clearTimeout (_cmTimeOut);

	if (!obj.cmPrefix)
	{
		obj.cmPrefix = prefix;
		obj.cmIsMain = isMain;
	}

	var thisMenu = cmGetThisMenu (obj, prefix);

	if (!thisMenu.cmItems)
		thisMenu.cmItems = new Array ();
	var i;
	for (i = 0; i < thisMenu.cmItems.length; ++i)
	{
		if (thisMenu.cmItems[i] == obj)
			break;
	}
	if (i == thisMenu.cmItems.length)
	{

		thisMenu.cmItems[i] = obj;
	}

	if (_cmCurrentItem)
	{

		if (_cmCurrentItem == thisMenu)
			return;

		var thatPrefix = _cmCurrentItem.cmPrefix;
		var thatMenu = cmGetThisMenu (_cmCurrentItem, thatPrefix);
		if (thatMenu != thisMenu.cmParentMenu)
		{
			if (_cmCurrentItem.cmIsMain)
				_cmCurrentItem.className = thatPrefix + 'MainItem';
			else
				_cmCurrentItem.className = thatPrefix + 'MenuItem';
			if (thatMenu.id != idSub)
				cmHideMenu (thatMenu, thisMenu, thatPrefix);
		}
	}

	_cmCurrentItem = obj;

	cmResetMenu (thisMenu, prefix);

	var item = _cmItemList[index];
	var isDefaultItem = cmIsDefaultItem (item);

	if (isDefaultItem)
	{
		if (isMain)
			obj.className = prefix + 'MainItemHover';
		else
			obj.className = prefix + 'MenuItemHover';
	}

	if (idSub)
	{
		var subMenu = cmGetObject (idSub);
		cmShowSubMenu (obj, prefix, subMenu, orient);
	}

	var descript = '';
	if (item.length > 4)
		descript = (item[4] != null) ? item[4] : (item[2] ? item[2] : descript);
	else if (item.length > 2)
		descript = (item[2] ? item[2] : descript);

	window.defaultStatus = descript;
}

function cmItemMouseOut (obj, delayTime)
{
	if (!delayTime)
		delayTime = _cmNodeProperties.delay;
	_cmTimeOut = window.setTimeout ('cmHideMenuTime ()', delayTime);
	window.defaultStatus = '';
}

function cmItemMouseDown (obj, index)
{
	if (cmIsDefaultItem (_cmItemList[index]))
	{
		if (obj.cmIsMain)
			obj.className = obj.cmPrefix + 'MainItemActive';
		else
			obj.className = obj.cmPrefix + 'MenuItemActive';
	}
}

function cmItemMouseUp (obj, index)
{
	var item = _cmItemList[index];

	var link = null, target = '_self';

	if (item.length > 2)
		link = item[2];
	if (item.length > 3)
		target = item[3] ? item[3] : target;

	if (link != null)
	{
		window.open (link, target);
	}

	var prefix = obj.cmPrefix;
	var thisMenu = cmGetThisMenu (obj, prefix);

	var hasChild = (item.length > 5);
	if (!hasChild)
	{
		if (cmIsDefaultItem (item))
		{
			if (obj.cmIsMain)
				obj.className = prefix + 'MainItem';
			else
				obj.className = prefix + 'MenuItem';
		}
		cmHideMenu (thisMenu, null, prefix);
	}
	else
	{
		if (cmIsDefaultItem (item))
		{
			if (obj.cmIsMain)
				obj.className = prefix + 'MainItemHover';
			else
				obj.className = prefix + 'MenuItemHover';
		}
	}
}

function cmMoveSubMenu (obj, subMenu, orient)
{
	var mode = String (orient);
	var p = subMenu.offsetParent;
	if (mode.charAt (0) == 'h')
	{
		if (mode.charAt (1) == 'b')
			subMenu.style.top = (cmGetYAt (obj, p) + obj.offsetHeight) + 'px';
		else
			subMenu.style.top = (cmGetYAt (obj, p) - subMenu.offsetHeight) + 'px';
		if (mode.charAt (2) == 'r')
			subMenu.style.left = (cmGetXAt (obj, p)) + 'px';
		else
			subMenu.style.left = (cmGetXAt (obj, p) + obj.offsetWidth - subMenu.offsetWidth) + 'px';
	}
	else
	{
		if (mode.charAt (2) == 'r')
			subMenu.style.left = (cmGetXAt (obj, p) + obj.offsetWidth) + 'px';
		else
			subMenu.style.left = (cmGetXAt (obj, p) - subMenu.offsetWidth) + 'px';
		if (mode.charAt (1) == 'b')
			subMenu.style.top = (cmGetYAt (obj, p)) + 'px';
		else
			subMenu.style.top = (cmGetYAt (obj, p) + obj.offsetHeight - subMenu.offsetHeight) + 'px';
	}
}

function cmShowSubMenu (obj, prefix, subMenu, orient)
{
	if (!subMenu.cmParentMenu)
	{
		var thisMenu = cmGetThisMenu (obj, prefix);
		subMenu.cmParentMenu = thisMenu;
		if (!thisMenu.cmSubMenu)
			thisMenu.cmSubMenu = new Array ();
		//thisMenu.cmSubMenu.push (subMenu);
		thisMenu.cmSubMenu[thisMenu.cmSubMenu.length] = subMenu;
	}

	cmMoveSubMenu (obj, subMenu, orient);
	subMenu.style.visibility = 'visible';

	if (document.all)	
	{
		subMenu.cmOverlap = new Array ();
/*@cc_on @*/
/*@if (@_jscript_version >= 5.5)
@else @*/
		cmHideControl ("IFRAME", subMenu);
/*@end @*/
		cmHideControl ("SELECT", subMenu);
		cmHideControl ("OBJECT", subMenu);
	}
}

function cmResetMenu (thisMenu, prefix)
{
	if (thisMenu.cmItems)
	{
		var i;
		var str;
		var items = thisMenu.cmItems;
		for (i = 0; i < items.length; ++i)
		{
			if (items[i].cmIsMain)
				str = prefix + 'MainItem';
			else
				str = prefix + 'MenuItem';
			if (items[i].className != str)
				items[i].className = str;
		}
	}
}

function cmHideMenuTime ()
{
	if (_cmCurrentItem)
	{
		var prefix = _cmCurrentItem.cmPrefix;
		cmHideMenu (cmGetThisMenu (_cmCurrentItem, prefix), null, prefix);
	}
}

function cmHideMenu (thisMenu, currentMenu, prefix)
{
	var str = prefix + 'SubMenu';

	if (thisMenu.cmSubMenu)
	{
		var i;
		for (i = 0; i < thisMenu.cmSubMenu.length; ++i)
		{
			cmHideSubMenu (thisMenu.cmSubMenu[i], prefix);
		}
	}

	while (thisMenu && thisMenu != currentMenu)
	{
		cmResetMenu (thisMenu, prefix);
		if (thisMenu.className == str)
		{
			thisMenu.style.visibility = 'hidden';
			cmShowControl (thisMenu);
		}
		else
			break;
		thisMenu = cmGetThisMenu (thisMenu.cmParentMenu, prefix);
	}
}

function cmHideSubMenu (thisMenu, prefix)
{
	if (thisMenu.style.visibility == 'hidden')
		return;
	if (thisMenu.cmSubMenu)
	{
		var i;
		for (i = 0; i < thisMenu.cmSubMenu.length; ++i)
		{
			cmHideSubMenu (thisMenu.cmSubMenu[i], prefix);
		}
	}
	cmResetMenu (thisMenu, prefix);
	thisMenu.style.visibility = 'hidden';
	cmShowControl (thisMenu);
}

function cmHideControl (tagName, subMenu)
{
	var x = cmGetX (subMenu);
	var y = cmGetY (subMenu);
	var w = subMenu.offsetWidth;
	var h = subMenu.offsetHeight;

	var i;
	for (i = 0; i < document.all.tags(tagName).length; ++i)
	{
		var obj = document.all.tags(tagName)[i];
		if (!obj || !obj.offsetParent)
			continue;
		var ox = cmGetX (obj);
		var oy = cmGetY (obj);
		var ow = obj.offsetWidth;
		var oh = obj.offsetHeight;

		if (ox > (x + w) || (ox + ow) < x)
			continue;
		if (oy > (y + h) || (oy + oh) < y)
			continue;
		subMenu.cmOverlap[subMenu.cmOverlap.length] = obj;
		obj.style.visibility = "hidden";
	}
}

function cmShowControl (subMenu)
{
	if (subMenu.cmOverlap)
	{
		var i;
		for (i = 0; i < subMenu.cmOverlap.length; ++i)
			subMenu.cmOverlap[i].style.visibility = "";
	}
	subMenu.cmOverlap = null;
}

function cmGetThisMenu (obj, prefix)
{
	var str1 = prefix + 'SubMenu';
	var str2 = prefix + 'Menu';
	while (obj)
	{
		if (obj.className == str1 || obj.className == str2)
			return obj;
		obj = obj.parentNode;
	}
	return null;
}

function cmIsDefaultItem (item)
{
	if (item == _cmSplit || item[0] == _cmNoAction)
		return false;
	return true;
}

function cmGetObject (id)
{
	if (document.all)
		return document.all[id];
	return document.getElementById (id);
}

function cmGetX (obj)
{
	var x = 0;

	do
	{
		x += obj.offsetLeft;
		obj = obj.offsetParent;
	}
	while (obj);
	return x;
}

function cmGetXAt (obj, elm)
{
	var x = 0;

	while (obj && obj != elm)
	{
		x += obj.offsetLeft;
		obj = obj.offsetParent;
	}
	return x;
}

function cmGetY (obj)
{
	var y = 0;
	do
	{
		y += obj.offsetTop;
		obj = obj.offsetParent;
	}
	while (obj);
	return y;
}

function cmGetYAt (obj, elm)
{
	var y = 0;

	while (obj && obj != elm)
	{
		y += obj.offsetTop;
		obj = obj.offsetParent;
	}
	return y;
}

function cmGetProperties (obj)
{
	if (obj == undefined)
		return 'undefined';
	if (obj == null)
		return 'null';

	var msg = obj + ':\n';
	var i;
	for (i in obj)
		msg += i + ' = ' + obj[i] + '; ';
	return msg;
}