function placeFocus() {
  if (document.forms.length > 0) {
    var field = document.forms[0];
    for (i = 0; i < field.length; i++) {
      if ((field.elements[i].type == "text") || (field.elements[i].type == "textarea") || (field.elements[i].type.toString().charAt(0) == "s")) {
        document.forms[0].elements[i].focus();
        break;
      }
    }
  }
}

function popup(largo,alto,nome,link){
	msg=open(link,nome,"toolbar=no,directories=no,menubar=no,width="+largo+",height="+alto+",resizable=no,scrollbars=yes,left=100,top=100");
}

function show_items(ids,showhide){
    if(showhide == "S"){
        document.getElementById(ids).style.visibility="visible";
    } else {
        document.getElementById(ids).style.visibility="hidden";
    }
}
function reloadPage(){
    window.opener.location.reload();
}

function resize_TextArea(id, type, value) {
	var txtId = document.getElementById(id);
	if (type == 'expand') {
		var newRows = value;
	}
	if (type == 'contract') {
		  var newRows = value;
	}
	txtId.rows = newRows;
}

function check_result(id) {
  if (id)
    alert("LA risposta è errata");
  else
    alert("ESATTO");
}

function changeLocation(menuObj) {
  var i = menuObj.selectedIndex;
  if(i > 0) {
    window.location = menuObj.options[i].value;
  }
}