function loadTemplate(file, callback){
  var serverAddr = './Windows/getFile.ips';
  return loadJavascript(serverAddr+'?file='+file+'&callback='+callback, file+'Script');
}

function loadJavascript(file, id){
  var e = document.createElement("script");
  e.id = id || '';
  e.src = file;
  e.type="text/javascript";
  document.getElementsByTagName("head")[0].appendChild(e);
  return e.id;
}