nav_aboutoff= new Image () ;
nav_aboutoff.src = "imx/nav_about_off.gif";
nav_abouton= new Image () ;
nav_abouton.src= "imx/nav_about_on.gif";
nav_contactoff= new Image () ;
nav_contactoff.src = "imx/nav_contact_off.gif";
nav_contacton = new Image () ;
nav_contacton.src = "imx/nav_contact_on.gif";
nav_galleryoff= new Image () ;
nav_galleryoff.src = "imx/nav_gallery_off.gif";
nav_galleryon= new Image () ;
nav_galleryon.src = "imx/nav_gallery_on.gif";
nav_homeoff= new Image () ;
nav_homeoff.src = "imx/nav_home_off.gif";
nav_homeon= new Image () ;
nav_homeon.src = "imx/nav_home_on.gif";
nav_servicesoff= new Image () ;
nav_servicesoff.src = "imx/nav_services_off.gif";
nav_serviceson= new Image () ;
nav_serviceson.src = "imx/nav_services_on.gif";
nav_testoff= new Image () ;
nav_testoff.src = "imx/nav_test_off.gif";
nav_teston= new Image () ;
nav_teston.src = "imx/nav_test_on.gif";


function rollon (imgName)  {
    imgOn = eval (imgName + "on.src");
    document [imgName].src = imgOn;
}

function rolloff (imgName)  {
    imgOff = eval (imgName + "off.src");
    document [imgName].src = imgOff;
}

var popWin = null 
var winCount = 0
var winName = "popWin"

function open_win(page,w,h,scrl)
{
winName = "popWin" + winCount++
closePopWin()
$options="status=no,resizable=no,scrollbars="+scrl+",menubar=no,toolbar=no,location=no,width="+w+",height="+h;
popWin = window.open(page,"popWin" + winCount++,$options);
}

function closePopWin()
{
if (navigator.appName != "Microsoft Internet Explorer" || parseInt(navigator.appVersion) >=4) //do not close if early IE
if(popWin != null) if(!popWin.closed) popWin.close() 
}

function none()
{
//do nothing!
}