function zipWindow(myname, w, h) {
var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
if(!document.zipform.styleSheet)
  {styleSheet = "http://www.freedealerlocator.com/styles/default.css";}
else if(document.zipform.styleSheet.value=="")
  {styleSheet = "http://www.freedealerlocator.com/styles/default.css";}
else 
  {styleSheet =document.zipform.styleSheet.value;}

if(!document.zipform.mapIcon)
 {mapIcon = "http://www.freedealerlocator.com/images/compass.gif";}
else if(document.zipform.mapIcon.value=="")
 {mapIcon = "http:/www.freedealerlocator.com/images/compass.gif";}
else 
 {mapIcon =document.zipform.mapIcon.value;}


thepage="http://www.freedealerlocator.com/locator3_1.php?id="+document.zipform.id.value+"&txtZip="+document.zipform.zip.value+"&cboDist="+document.zipform.dist.value+"&styleSheet="+styleSheet+"&mapIcon="+mapIcon;


winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars=yes,location=no,resizable';
win = window.open(thepage, myname, winprops);
if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
     }