function addFav()
{
var urlAddress = document.URL
var pageName = document.title
 if (window.external) 
	{
	 window.external.AddFavorite(urlAddress,pageName) 
	}
 else
	 { 
	alert("Sorry! Your browser doesn't support this function."); 
	} 

}

function adAltOn()
{
var browser=navigator.appName
if (browser == "Microsoft Internet Explorer" )
    {
    // get top and left of main container table (left will NOT be 0 if table is  centred, top usually 0 - includes page/body ,margins)
    objTopTable = document.getElementById("topTable")  // the main page table
    var offLeft = objTopTable.offsetLeft			
    var offTop = objTopTable.offsetTop	

    // get margins (defaults are 10,15) - no need
    //objBody = document.getElementsByTagName("body").item(0)
    //var leftMargin = objBody.leftMargin
    //var topMargin = objBody.topMargin 

    var addx = parseInt(offLeft)
    var addy = parseInt(offTop)

    objLayer = document.getElementById("adAlt")  // the alt layer
    objLayer.style.display = "inline"
    objLayer.style.left = addx+ 220 + 10
    objLayer.style.top = addy + 200 + 10
    }
}

function adAltOff()
{
objLayer = document.getElementById("adAlt")
objLayer.style.display = "none"
}

//<td width="300" valign="top" onmouseover="hertzAltOn()" onmouseout="hertzAltOff()">