function ThumbPopup(url) { 
  Popup("includes/ThumbPopup.asp?" + url);
}

function Popup(url, naam, details) { 
  if (details == undefined) { details = "resizable=0,height=200,width=200"}
  if (naam == undefined) {
    now = new Date()
    naam = "" + now.getDate() + now.getMonth() + now.getFullYear() + now.getHours() + now.getMinutes() + now.getSeconds()
  }
  window.open(url, naam, details)
}

function ToggleLayer(id) {
  var object = document.getElementById(id).style
  if (object.display == 'none') {object.display = ''} else {object.display = 'none'}	
}