function CheckItem(ctrlimage, ctrlitem){ 
  if (ctrlitem.checked) {
    ctrlimage.src = "images/no_check.gif";
    ctrlitem.checked = false;
  }else {
    ctrlimage.src = "images/check_on.gif";
    ctrlitem.checked = true;
  }  
  return true; 
}

function ShowPdf(pdf) {
	sRef = 'pdfWindow';
  wnd = window.open(pdf, 'pdfWindow', 'menubar=no,toolbars=yes,resizable=yes,status=no,location=no,width=550,height=360,');
  if (wnd) wnd.focus();
  return true;
}

function FilterYear() {
  var frm = document.aspnetForm;
  frm.submit();
} 

function FilterSede() {
  var frm = document.aspnetForm;
  frm.submit();
}