function Browseris ()
{
	var agt = navigator.userAgent.toLowerCase();
	this.osver = 1.0;
	if (agt)
	{
		var stOSVer = agt.substring(agt.indexOf("windows ") + 11);
		this.osver = parseFloat(stOSVer);
	}
	this.major = parseInt(navigator.appVersion);
	this.nav = ((agt.indexOf('mozilla')!=-1)&&((agt.indexOf('spoofer')==-1) && (agt.indexOf('compatible')==-1)));
	this.nav2 = (this.nav && (this.major == 2));
	this.nav3 = (this.nav && (this.major == 3));
	this.nav4 = (this.nav && (this.major == 4));
	this.nav6 = this.nav && (this.major == 5);
	this.nav6up = this.nav && (this.major >= 5);
	this.nav7up = false;
	if (this.nav6up)
	{
		var navIdx = agt.indexOf("netscape/");
		if (navIdx >=0 )
			this.nav7up = parseInt(agt.substring(navIdx+9)) >= 7;
	}
	this.ie = (agt.indexOf("msie")!=-1);
	this.aol = this.ie && agt.indexOf(" aol ")!=-1;
	if (this.ie)
	{
		var stIEVer = agt.substring(agt.indexOf("msie ") + 5);
		this.iever = parseInt(stIEVer);
		this.verIEFull = parseFloat(stIEVer);
	}
	else
		this.iever = 0;
	this.ie3 = ( this.ie && (this.major == 2));
	this.ie4 = ( this.ie && (this.major == 4));
	this.ie4up = this.ie && (this.major >=4);
	this.ie5up = this.ie && (this.iever >= 5);
	this.ie55up = this.ie && (this.verIEFull >= 5.5);
	this.ie6up = this.ie && (this.iever >= 6);
	this.win16 = ((agt.indexOf("win16")!=-1) || (agt.indexOf("16bit")!=-1) || (agt.indexOf("windows 3.1")!=-1) || (agt.indexOf("windows 16-bit")!=-1) );
	this.win31 = (agt.indexOf("windows 3.1")!=-1) || (agt.indexOf("win16")!=-1) || (agt.indexOf("windows 16-bit")!=-1);
	this.win98 = ((agt.indexOf("win98")!=-1)||(agt.indexOf("windows 98")!=-1));
	this.win95 = ((agt.indexOf("win95")!=-1)||(agt.indexOf("windows 95")!=-1));
	this.winnt = ((agt.indexOf("winnt")!=-1)||(agt.indexOf("windows nt")!=-1));
	this.win32 = this.win95 || this.winnt || this.win98 || ((this.major >= 4) && (navigator.platform == "Win32")) || (agt.indexOf("win32")!=-1) || (agt.indexOf("32bit")!=-1);
	this.os2   = (agt.indexOf("os/2")!=-1) || (navigator.appVersion.indexOf("OS/2")!=-1)  || (agt.indexOf("ibm-webexplorer")!=-1);
	this.mac = (agt.indexOf("mac")!=-1);
	this.mac68k = this.mac && ((agt.indexOf("68k")!=-1) || (agt.indexOf("68000")!=-1));
	this.macppc = this.mac && ((agt.indexOf("ppc")!=-1) || (agt.indexOf("powerpc")!=-1));
	this.w3c = this.nav6up;
}
var browseris = new Browseris();
var IMNControlObj = null;
var bIMNControlInited = false;
var IMNDictionaryObj = null;
var bIMNSorted = false;
var bIMNOnloadAttached = false;
var IMNOrigScrollFunc = null;
var bIMNInScrollFunc = false;
var IMNSortableObj = null;
var IMNHeaderObj = null;
var IMNNameDictionaryObj = null;
var IMNShowOfflineObj = null;
function EnsureIMNControl()
{
	if (!bIMNControlInited)
	{
		if (browseris.ie5up && browseris.win32)
		{
			//@cc_on
			//@if (@_jscript_version >= 5)
			//@
			try
			//@
			{
				//@
				IMNControlObj = new ActiveXObject("Name.NameCtrl.1");
				//@
			}
			catch(e)
			//@
			{
			//@
			//@
			};
			//@else
			//@end
		}
		bIMNControlInited = true;
		if (IMNControlObj)
		{
			IMNControlObj.OnStatusChange = IMNOnStatusChange;
		}
	}
	return IMNControlObj;
}
function IMNGetStatusImage(state, showoffline)
{
	var img = "o_blank.gif";
	switch (state)
	{
		case 0:
			img = "o_imnon.gif";
			break;
		case 1:
			if (showoffline)
			{
				img = "o_imnoff.gif";
			}
			else
			{
				img = "o_blank.gif";
			}
			break;  
		case 2:
			img = "o_imnaway.gif";
			break;
		case 3:
			img = "o_imnbusy.gif";
			break;
		case 4:
			img = "o_imnaway.gif";
			break;
		case 5:
			img = "o_imnbusy.gif";
			break;
		case 6:
			img = "o_imnaway.gif";
			break;
	}
	return img;
}
function IMNGetHeaderImage()
{
	return "o_imnhdr.gif";
}
function IMNIsOnlineState(state)
{
	if (state == 1)
	{
		return false;
	}
	return true;
}
function IMNSortList(j, oldState, state)
{
	var objTable = null; 
	var objRow = null;
	if (IMNSortableObj && IMNSortableObj[j])
	{
		objRow = document.getElementById(j);
		while (objRow && !(objRow.tagName == "TR" && typeof(objRow.Sortable) != "undefined"))
		{
			objRow = objRow.parentNode;
		}
		objTable = objRow;
		while (objTable && objTable.tagName != "TABLE")
		{
			objTable = objTable.parentNode;
		}
		if (objTable != null && objRow != null)
		{
			if (objTable.rows[1].style.display == "none")
			{
				for (i=1; i<4; i++)
				{
					objTable.rows[i].style.display = "block";
				}
			}
			if (!IMNIsOnlineState(oldState) && IMNIsOnlineState(state))
			{
				objTable.rows[2].style.display = "none"; 
				i = 3;
				while (objTable.rows[i].id != "Offline" && objTable.rows[i].innerText < objRow.innerText)
					i++;
				objTable.moveRow(objRow.rowIndex, i); 
				if (objTable.rows[objTable.rows.length - 3].id == "Offline")
				{   
					objTable.rows[objTable.rows.length - 2].style.display = "block"; 
				}
			}
			else if (IMNIsOnlineState(oldState) && !IMNIsOnlineState(state))
			{
				if (objRow.rowIndex == 3 && objTable.rows[objRow.rowIndex + 1].id == "Offline")
				{
					objTable.rows[2].style.display = "block"; 
				}
				if (objTable.rows[objTable.rows.length - 3].id == "Offline")
				{   
					objTable.rows[objTable.rows.length - 2].style.display = "none"; 
				}
				i = objTable.rows.length - 2;
				while (objTable.rows[i - 1].id != "Offline" && objTable.rows[i].innerText > objRow.innerText)
					i--;
				objTable.moveRow(objRow.rowIndex, i); 
			}
		}
	}
}
function IMNOnStatusChange(name, state, id)
{
	if (IMNDictionaryObj)
	{
		var img = IMNGetStatusImage(state, IMNSortableObj[id] || IMNShowOfflineObj[id]);
		if (IMNDictionaryObj[id] != state)
		{
			if (bIMNSorted)
				IMNSortList(id, IMNDictionaryObj[id], state);
			IMNUpdateImage(id, img);
			IMNDictionaryObj[id] = state;
		}
	}
}
function IMNUpdateImage(id, img)
{
	var obj = document.images(id);
	if (obj)
	{
		var oldImg = obj.src;
		var index = oldImg.lastIndexOf("/");
		var newImg = oldImg.slice(0, index + 1);
		newImg += img;
		if (oldImg != newImg)
			obj.src = newImg;
		if (obj.altbase)
		{
			obj.alt = obj.altbase;
		}
	}
}
function IMNHandleAccelerator()
{
	if (IMNControlObj)
	{
		if (event.altKey && event.shiftKey && event.keyCode==121)
		{
			IMNControlObj.DoAccelerator();
		}
	}
}
function IMNGetOOUILocation(obj)
{
	var objRet = new Object;
	var objSpan = obj;
	var objOOUI = obj;
	var oouiX = 0, oouiY = 0, objDX = 0;
	var fRtl = document.dir == "rtl";
	while (objSpan && objSpan.tagName != "SPAN" && objSpan.tagName != "TABLE")
	{
		objSpan = objSpan.parentNode;
	}
	if (objSpan)
	{
		var collNodes = objSpan.tagName == "TABLE" ?
		objSpan.rows(0).cells(0).childNodes :
		objSpan.childNodes;
		var i;
		for (i = 0; i < collNodes.length; ++i)
		{   
			if (collNodes.item(i).tagName == "IMG" && collNodes.item(i).id)
			{
				objOOUI = collNodes.item(i);
				break;
			}
		}
	}
	obj = objOOUI;
	while (obj)
	{
		if (fRtl)
		{
			if (obj.scrollWidth >= obj.clientWidth + obj.scrollLeft)
				objDX = obj.scrollWidth - obj.clientWidth - obj.scrollLeft;
			else
				objDX = obj.clientWidth + obj.scrollLeft - obj.scrollWidth;
			oouiX += obj.offsetLeft + objDX;
		}
		else
			oouiX += obj.offsetLeft - obj.scrollLeft;
		oouiY += obj.offsetTop - obj.scrollTop;
		obj = obj.offsetParent;
	}
	try
	{
		obj = window.frameElement;
		while (obj)
		{
			if (fRtl)
			{
				if (obj.scrollWidth >= obj.clientWidth + obj.scrollLeft)	
					objDX = obj.scrollWidth - obj.clientWidth - obj.scrollLeft;
				else
					objDX = obj.clientWidth + obj.scrollLeft - obj.scrollWidth;
				oouiX += obj.offsetLeft + objDX;
			}
			else
				oouiX += obj.offsetLeft - obj.scrollLeft;
			oouiY += obj.offsetTop - obj.scrollTop;
			obj = obj.offsetParent;
		}
	} catch(e)
	{};
	objRet.objSpan = objSpan;
	objRet.objOOUI = objOOUI;
	objRet.oouiX = oouiX;
	objRet.oouiY = oouiY;
	if (fRtl)
		objRet.oouiX += objOOUI.offsetWidth;
	return objRet;
}
function IMNShowOOUIMouse()
{
	IMNShowOOUI(0);
}
function IMNShowOOUIKyb()
{
	IMNShowOOUI(1);
}
function IMNShowOOUI(inputType)
{
	if (browseris.ie5up && browseris.win32)
	{
		var obj = window.event.srcElement;
		var objSpan = obj;
		var objOOUI = obj;
		var oouiX = 0, oouiY = 0;
		if (EnsureIMNControl() && IMNNameDictionaryObj)
		{
			var objRet = IMNGetOOUILocation(obj);
			objSpan = objRet.objSpan;
			objOOUI = objRet.objOOUI;
			oouiX = objRet.oouiX;
			oouiY = objRet.oouiY;
			var name = IMNNameDictionaryObj[objOOUI.id];
			if (objSpan)
				objSpan.onkeydown = IMNHandleAccelerator;
			IMNControlObj.ShowOOUI(name, inputType, oouiX, oouiY);
		}
	}
}
function IMNHideOOUI()
{
	if (IMNControlObj)
	{
		IMNControlObj.HideOOUI();
		return false;
	}
	return true;
}
function IMNScroll()
{
	if (!bIMNInScrollFunc)
	{
		bIMNInScrollFunc = true;
		IMNHideOOUI();
	}
	bIMNInScrollFunc = false;
	return IMNOrigScrollFunc ? IMNOrigScrollFunc() : true;   
}
function IMNRC(name)
{
	if (name == null || name == '')
		return;
	if (browseris.ie5up && browseris.win32)
	{
		var obj = window.event.srcElement;
		var objSpan = obj;
		var id = obj.id;
		var fFirst = false;
		if (!IMNDictionaryObj)
		{
			IMNDictionaryObj = new Object();
			IMNNameDictionaryObj = new Object();
			IMNSortableObj = new Object();
			IMNShowOfflineObj = new Object();
			if (!IMNOrigScrollFunc)
			{
				IMNOrigScrollFunc = window.onscroll;
				window.onscroll = IMNScroll;
			}
		}
		if (IMNDictionaryObj)
		{
			if (!IMNNameDictionaryObj[id])
			{
				IMNNameDictionaryObj[id] = name;
				fFirst = true;
			}
			if (typeof(IMNDictionaryObj[id]) == "undefined")
			{
				IMNDictionaryObj[id] = 1;
			}
			if (!IMNSortableObj[id] && (typeof(obj.Sortable) != "undefined"))
			{
				IMNSortableObj[id] = obj.Sortable;
				if (!bIMNOnloadAttached)
				{
					if (EnsureIMNControl() && IMNControlObj.PresenceEnabled)
						window.attachEvent("onload", IMNSortTable);
					bIMNOnloadAttached = true;
				}
			}
			if (!IMNShowOfflineObj[id] && (typeof(obj.ShowOfflinePawn) != "undefined"))
			{
				IMNShowOfflineObj[id] = obj.ShowOfflinePawn;
			}
			if (fFirst && EnsureIMNControl() && IMNControlObj.PresenceEnabled)
			{
				var state = 1, img;
				state = IMNControlObj.GetStatus(name, id);
				if (IMNIsOnlineState(state) || IMNSortableObj[id] || IMNShowOfflineObj[id])
				{
					img = IMNGetStatusImage(state, IMNSortableObj[id] || IMNShowOfflineObj[id]);
					IMNUpdateImage(id, img);
					IMNDictionaryObj[id] = state;
				}
			}
		}
		if (fFirst)
		{
			var objRet = IMNGetOOUILocation(obj);
			objSpan = objRet.objSpan;
			if (objSpan)
			{
				objSpan.onmouseover = IMNShowOOUIMouse;
				objSpan.onfocusin = IMNShowOOUIKyb;
				objSpan.onmouseout = IMNHideOOUI;
				objSpan.onfocusout = IMNHideOOUI;
			}
		}
	}
}
function IMNSortTable()
{
	var id;
	for (id in IMNDictionaryObj)
	{
		IMNSortList(id, 1, IMNDictionaryObj[id]);
	}
	bIMNSorted = true;
}
function IMNRegisterHeader()
{
	if (browseris.ie5up && browseris.win32)
	{
		var obj = window.event.srcElement;
		if (!IMNHeaderObj)
		{
			IMNHeaderObj = new Object();
		}
		if (IMNHeaderObj)
		{
			var id = obj.id;
			if (!IMNHeaderObj[id])
			{
				IMNHeaderObj[id] = id;
				var img;
				img = IMNGetHeaderImage();
				IMNUpdateImage(id, img);
			}
		}
	}
}