function go(x,y,z) {
    var w = 1024, h = 768;
    w = screen.availWidth;
    h = screen.availHeight;

    var popW = 1024, popH = 768;
    var leftPos = (w-popW)/2, topPos = (h-popH)/2;

    myFoliageMap = launch('http://198.167.126.52:8008/mapguide2010/PEI_Maps/Historic_Places/tool.php?number='+x+'&latitude='+y+'&longitude='+z,'hpo','top=' + topPos + ',left=' + leftPos + ',height=768,width=970,alwaysLowered=0,alwaysRaised=0,channelmode=0,dependent=0,directories=0,fullscreen=0,hotkeys=1,location=0,menubar=0,resizable=1,scrollbars=1,status=0,titlebar=1,toolbar=1,z-lock=0');
    myFoliageMap.focus();
  }

  function launch(newURL, newName, newFeatures) {
    var remote = window.open(newURL, newName, newFeatures);
    if (remote.opener == null)
    remote.opener = window;
    return remote;
  }