var flag = false;
function tbareaopen() {
  var tbarea = document.getElementById('tbarea');
  if(flag) tbarea.style.display = "none";
  else tbarea.style.display = "block";
  flag = !flag;
}

var flag = false;
function cbareaopen() {
  var cbarea = document.getElementById('cbarea');
  if(flag) cbarea.style.display = "none";
  else cbarea.style.display = "block";
  flag = !flag;
}

function move(selection){
var url=selection[selection.selectedIndex].value;
if(url!=""){
location.href=url;
}
}

function gotoURL(URL){
if(URL!=""){
window.location.href=URL;
}
}