var pos;
	if (self.innerWidth)
	{
		fWidth = self.innerWidth;
		fHeight = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientWidth)
	{
		fWidth = document.documentElement.clientWidth;
		fHeight = document.documentElement.clientHeight;
	}
	else if (document.body)
	{
		fWidth = document.body.clientWidth;
		fHeight = document.body.clientHeight;
	}
	else
	{
	}
	
  	if (fHeight > 580) 
  	{
  	pos = fHeight - 580;
	}
	else
	{
	pos = 0;
	}
  document.write("<div style='position: relative; top:"+pos+"px;'>");