// Adds an event to an object.
function addEvent(Obj, Event, Callback)
{
	if (!document.getElementById || !Obj) return;

	if (Obj.addEventListener)
	{
		// Standards compliant browsers.
		Obj.addEventListener(Event, Callback, false);
	}
	else
	{
		// IE-based.
		Obj.attachEvent('on' + Event, Callback);
	}
}

function GetEventSrc(Evt)
{
	if (!Evt) return;
	if (Evt.srcElement) return Evt.srcElement;
	else if (Evt.currentTarget) return Evt.currentTarget;
	return false;
}

function GetEventKey(Evt)
{
	if (!Evt) return;
	if (Evt.which) return Evt.which;
	else if (Evt.keyCode) return Evt.keyCode;
	return false;
}

function InClassName(Element, Name)
{
	var ClassNames = Element.className.split(' ');
	for (var i in ClassNames)
	{
		if (ClassNames[i] == Name)
		{
			return true;
			break;
		}
	}
	return false;
}

// Courtesy of quirksmode.org
// Gets the current text selection.
function getSel(obj)
{
	if (window.getSelection)
	{
		return window.getSelection();
	}
	else if (document.getSelection)
	{
		return document.getSelection();
	}
	else if (document.selection)
	{
		return document.selection.createRange().text;
	}
}

function GoTo(Href)
{
	window.location = Href;
}
/* The following functions are a courtesy of quirksmode.org */
// Finds object's absolute position on X axis.
function findPosX(obj)
{
	var curleft = 0;

	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
	{
		curleft += obj.x;
	}

	return curleft;
}

// Finds object's absolute position on Y axis.
function findPosY(obj)
{
	var curtop = 0;

	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
	{
		curtop += obj.y;
	}

	return curtop;
}