var ie=document.all
var ns6=document.getElementById&&!document.all

function findPosLeft(obj)
{
		if (ie) {
			varStrObj = document.all[obj];
		}else{
			varStrObj = document.getElementById(obj);
		}

	//alert(varStrObj.offsetParent)
	var curleft = 0;
	if (varStrObj.offsetParent)
	{
		while (varStrObj.offsetParent)
		{
			curleft += varStrObj.offsetLeft
			varStrObj = varStrObj.offsetParent;
		}
	}
	else if (varStrObj.x)
		curleft += varStrObj.x;
	
	return curleft;
}

function findPosRight(obj)
{
	var curwidth = obj.offsetWidth;
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft+curwidth;
}

function findPosTop(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;
}

function findPosBottom(obj)
{
	var curheight = obj.offsetHeight;
	var curtop = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
		curtop += obj.y;
	return curtop+curheight;
}
function imgwidth(obj)
{

		if (ie) {
			varStrObj = document.all[obj];
		}else{
			varStrObj = document.getElementById(obj);
		}
  var imgwidth = varStrObj.width;
  return imgwidth;
}
function imgheight(obj)
{
		if (ie) {
			varStrObj = document.all[obj];
		}else{
			varStrObj = document.getElementById(obj);
		}
  var imgheight = varStrObj.height;
  return imgheight;
}