document.bodyOffsetLeft=function(element)
{
	if(element == null)
	{
		return 0;
	}
    var offset=0;
    while(element.offsetParent != document.body)
    {
        offset += element.offsetLeft;
        element = element.offsetParent;
    }
    offset+=element.offsetLeft;
    
    return offset;
}

document.bodyOffsetTop=function(element)
{
	if(element == null)
	{
		return 0;
	}
	
    var offset=0;
    while(element.offsetParent != document.body)
    {
        offset += element.offsetTop;
        element = element.offsetParent;
    }
    offset+=element.offsetTop;
    
    return offset;
}