function smazat(id, text, url) {
  if (text == 0) {
    text = "Opravdu jej chete smazat?";
  } else {
    text = "Opravdu chcete smazat novinku \""+text+"\"?";
  }
  if ( confirm(text) == true ) {
    window.location.href=url+"smazat-novinku/"+id;
    return true;
  } else return false;
}

function toggleEditor(id) {
  if (!tinyMCE.get(id))
    tinyMCE.execCommand('mceAddControl', false, id);
  else
    tinyMCE.execCommand('mceRemoveControl', false, id);
}

function checkForm(obj, id, text) {
  if ( obj.smazat.checked == true ) { // kontrola, zda je zaškrtnuto smazání
    return smazat(id, text);
  }
}

function openUploadImage(url) {
  var height = 400;
  var width = 300;
  var win = "upload_image";
  var parameters = "toolbar=no,location=no,resizable=no,width="+width+",height="+height+",top="+(screen.height-height)/2+",left="+(screen.width-width)/2;
  window.open(url, win, parameters);
}