function doImageChange(Img,status)
{
	try
	{
		if (status == '_lo') {
		  // document.images.Img.src = document.images.Img.src.replace('_lo','_hi');
		  document.getElementById(Img).src = document.getElementById(Img).src.replace('_hi','_lo');
		}
		else {
		  //document.images.Img.src = document.images.Img.src.replace('_hi','_lo');
		  document.getElementById(Img).src = document.getElementById(Img).src.replace('_lo','_hi');
		}
	}
	catch(e)
	{
    alert(e);
	}
}