// ----------------------------------------------------
//  event functions
// ----------------------------------------------------

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
      window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      try {
        func();
      } catch (e) {}
    }
  }
  return;
}
function addResizeEvent(func) {
  var oldonresize = window.onresize;
  if (typeof window.onresize != 'function') {
    window.onresize = func;
  } else {
    window.onresize = function() {
      oldonresize();
      try {
        func();
      } catch (e) {}
    }
  }
  return;
}

function gel (id) {
  return document.getElementById(id);
}