function selbox_addItems() {
	
     var ai = document.getElementById("availableItems");
    var si = document.getElementById("selectedItems");
    for (i=0;i<ai.options.length;i++) {
      if (ai.options[i].selected) {
        var opt = ai.options[i];
        si.options[si.options.length] = new Option(opt.innerHTML, opt.value);
        ai.options[i] = null; i = i - 1;
      }
    }
  }

  function selbox_addAll() {
    var ai = document.getElementById("availableItems");
    var si = document.getElementById("selectedItems");
    for (i=0;i<ai.options.length;i++) {
      var opt = ai.options[i];
      si.options[si.options.length] = new Option(opt.innerHTML, opt.value);
    }
    ai.options.length = 0;
  }

  function selbox_removeItems() {
    var ai = document.getElementById("availableItems"); 
    var si = document.getElementById("selectedItems"); 
    for (i=0;i<si.options.length;i++) {
      if (si.options[i].selected) {
        var opt = si.options[i];
        ai.options[ai.options.length] = new Option(opt.innerHTML, opt.value);
        si.options[i] = null; i = i - 1;
      }
    }
    sortAvailable();
  }

  function selbox_removeAll() {
    var ai = document.getElementById("availableItems");
    var si = document.getElementById("selectedItems");
    for (i=0;i<si.options.length;i++) {
      var opt = si.options[i];
      ai.options[ai.options.length] = new Option(opt.innerHTML, opt.value);
    } 
    si.options.length = 0; 
    sortAvailable(); 
  }

  function selbox_moveUp() {
      var si = document.getElementById("selectedItems");
      var sel = si.selectedIndex;
      if (sel > 0) {
        var optHTML = si.options[sel].innerHTML;
        var optVal = si.options[sel].value;
        var opt1HTML = si.options[sel-1].innerHTML;
        var opt1Val = si.options[sel-1].value;
        si.options[sel] = new Option(opt1HTML,opt1Val);
        si.options[sel-1] = new Option(optHTML,optVal); si.options.selectedIndex = sel -1;
    }
  }

  function selbox_moveDown() {
    var si = document.getElementById("selectedItems");
    var sel = si.selectedIndex;
    if (sel < si.options.length -1) {
      var optHTML = si.options[sel].innerHTML;
      var optVal = si.options[sel].value;
      var opt1HTML = si.options[sel+1].innerHTML;
      var opt1Val = si.options[sel+1].value;
      si.options[sel] = new Option(opt1HTML,opt1Val);
      si.options[sel+1] = new Option(optHTML,optVal);
      si.options.selectedIndex = sel +1;
    }
  }

  function selbox_sortAvailable() {
    var ai = document.getElementById("availableItems");
    var tmp = "";
    for (i=0;i<ai.options.length;i++) {
      if (tmp > "") tmp +=",";
      tmp += ai.options[i].innerHTML + "~" + ai.options[i].value;
    }
    var atmp = tmp.split(",");
    atmp = atmp.sort();
    ai.options.length = 0;
    for (i=0;i<atmp.length;i++) {
      var opt = atmp[i].split("~");
      ai.options[i] = new Option(opt[0],opt[1]);
    }
  }

  function selbox_frmSubmit() {
    var si = document.getElementById("selectedItems");
    for (i=0;i<si.options.length;i++) { si.options[i].selected = true; }
    document.form1.submit(); }