function align_bars()
{
  var mainbody = window.document.getElementById("mainbody");
  var leftmenu = window.document.getElementById("leftmenu");
  var footer = window.document.getElementById("footer");

  var mainbody_dim = elementDimensions(mainbody);
  var leftmenu_dim = elementDimensions(leftmenu);
  var footer_dim = elementDimensions(footer);

  var max_height = listMax([
     mainbody_dim.h,
     leftmenu_dim.h,
  ]);
 // max_height = max_height + footer_dim.h;

  setElementDimensions(mainbody, {w: mainbody_dim.w, h: max_height});
  setElementDimensions(leftmenu, {w: leftmenu_dim.w, h: max_height});

//  getElement("").style.marginTop = yy + max_height + "px";
}

//****************************************************************************

function funcs_on_load(){
  align_bars();
}

//****************************************************************************

function formatValue(val) {
  if (val < 10)
    return "0"+val;
  else
    return val;
}

//****************************************************************************

function getCurTime (lang){
  var dt = new Date();
  var lang_idxs = new Array("cz", "de", "en");
  var day_array = new Array(
        new Array("neděle","pondělí", "úterý", "středa", "čtvrtek", "pátek", "sobota"),
        new Array("Sonntag", "Montag", "Dienstag", "Mittwoch", "Donnerstag", "Freitag", "Samstag"),
        new Array("Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday")
      );
  var lang = "";
  var day_string ="";
  
  // parse url
  url = document.URL;
  url_parts = url.split("&");
  for (i = 0;i < url_parts.length;i++)
  {
    s = url_parts[i];
    par = s.split("lang=");
    if (par.length == 2) {
        lang = par[1];
    }
  }

  // get date information 
  mo = dt.getMonth() + 1;
  d = dt.getDate();
  y = dt.getFullYear();
  h = dt.getHours();
  min = dt.getMinutes();
  sec = dt.getSeconds();
  day = dt.getDay();

  if (lang == "cz"){
    day_string = day_array[0][day];
  } else {
    if (lang == "de") {
      day_string = day_array[1][day];
    } else {
         if (lang == "en") {
            day_string = day_array[2][day];
         } else {
            day_string = day_array[0][day]; // default cz
         }
    }
  }  

  curTime = (day_string + " " + d + "." + mo + "." + y + "  " + formatValue(h) + ":" + formatValue(min) + ":"            + formatValue(sec));
  window.document.getElementById("current_time").innerHTML = curTime;
  }