$(function() { 
  $('#pics').show();
  $('#pics').cycle({ 
    fx:    'fade', 
    speed:  1000, 
    timeout: 3000,
    random: 1
  });
});


function vymazat() {
document.getElementById('upozn').value = '';
document.getElementById('unazev1').value = '';
document.getElementById('unazev2').value = '';
document.getElementById('unazev3').value = '';
document.getElementById('upopis').value = '';
document.getElementById('uvelikost_od_1').value = '';
document.getElementById('uvelikost_do_1').value = '';
document.getElementById('uvelikost_od_2').value = '';
document.getElementById('uvelikost_do_2').value = '';
document.getElementById('uvelikost_od_3').value = '';
document.getElementById('uvelikost_do_3').value = '';
document.getElementById('uvelikost_od_4').value = '';
document.getElementById('uvelikost_do_4').value = '';
document.getElementById('uvelikost_od_5').value = '';
document.getElementById('uvelikost_do_5').value = '';
document.getElementById('uobal_1').value = '';
document.getElementById('uobal_2').value = '';
document.getElementById('uobal_3').value = '';
document.getElementById('uobal_4').value = '';
document.getElementById('uobal_5').value = '';
	
document.getElementById('ucena_m_1').value = '';
document.getElementById('ucena_m_2').value = '';
document.getElementById('ucena_m_3').value = '';
document.getElementById('ucena_m_4').value = '';
document.getElementById('ucena_m_5').value = '';
	
document.getElementById('ucena_v_1').value = '';
document.getElementById('ucena_v_2').value = '';
document.getElementById('ucena_v_3').value = '';
document.getElementById('ucena_v_4').value = '';
document.getElementById('ucena_v_5').value = '';
	
	
document.getElementById('uvyska_od').value = '';
document.getElementById('uvyska_do').value = '';
document.getElementById('uhloubka_od').value = '';
document.getElementById('uhloubka_do').value = '';
document.getElementById('ukvet_od').value = '';
document.getElementById('ukvet_do').value = '';
document.getElementById('uobrazek_0').value = '';
if (document.getElementById('ucenik_m_1').checked) { document.getElementById('ucenik_m_1').checked = !document.getElementById('ucenik_m_1').checked; }
if (document.getElementById('ucenik_m_2').checked) { document.getElementById('ucenik_m_2').checked = !document.getElementById('ucenik_m_2').checked; }
if (document.getElementById('ucenik_m_3').checked) { document.getElementById('ucenik_m_3').checked = !document.getElementById('ucenik_m_3').checked; }
if (document.getElementById('ucenik_m_4').checked) { document.getElementById('ucenik_m_4').checked = !document.getElementById('ucenik_m_4').checked; }
if (document.getElementById('ucenik_m_5').checked) { document.getElementById('ucenik_m_5').checked = !document.getElementById('ucenik_m_5').checked; }
if (document.getElementById('ucenik_v_1').checked) { document.getElementById('ucenik_v_1').checked = !document.getElementById('ucenik_v_1').checked; }
if (document.getElementById('ucenik_v_2').checked) { document.getElementById('ucenik_v_2').checked = !document.getElementById('ucenik_v_2').checked; }
if (document.getElementById('ucenik_v_3').checked) { document.getElementById('ucenik_v_3').checked = !document.getElementById('ucenik_v_3').checked; }
if (document.getElementById('ucenik_v_4').checked) { document.getElementById('ucenik_v_4').checked = !document.getElementById('ucenik_v_4').checked; }
if (document.getElementById('ucenik_v_5').checked) { document.getElementById('ucenik_v_5').checked = !document.getElementById('ucenik_v_5').checked; } 
if (document.getElementById('uaktivni').checked) { document.getElementById('uaktivni').checked = !document.getElementById('uaktivni').checked; } 
}


function bold(prepinac, co, span_id) {
  if (prepinac == 'on') {
    document.getElementById(co).value = document.getElementById(co).value + '<b>';
    document.getElementById(co).focus();
    document.getElementById(span_id).innerHTML = '<input type="button" onclick="javascript: bold(\'off\',\'' + co + '\',\'' + span_id + '\');" class="button" style="width: 130px; height: 18px; font-size: 11px;" id="bold_button" value="Vypnout tučně" />';
 } else {
    document.getElementById(co).value = document.getElementById(co).value + '</b>';
    document.getElementById(co).focus();
    document.getElementById(span_id).innerHTML = '<input type="button" onclick="javascript: bold(\'on\',\'' + co + '\',\'' + span_id + '\');" class="button" style="width: 130px; height: 18px; font-size: 11px;" id="bold_button" value="Zapnout tučně" />';
 }

}

function zavrit(co) {
  document.getElementById(co).style.display = 'none';
}

function showAlt(e, altid) {
  //alert(altid);
  var cursor = getPosition(e);
  //alert(cursor.x);
  document.getElementById(altid).style.left = cursor.x + 3 + 'px';
  document.getElementById(altid).style.top = cursor.y + 3 + 'px';
  document.getElementById(altid).style.display = 'block';

}

function hideAlt(altid) {
  document.getElementById(altid).style.display = 'none';
}

function getPosition(e) {
    //if (!e) var e = window.event;
    var cursor = {x:0, y:0};
    if (e.pageX || e.pageY) {
        cursor.x = e.pageX;
        cursor.y = e.pageY;
    } 
    else {
        var de = document.documentElement;
        var b = document.body;
        cursor.x = e.clientX + 
            (de.scrollLeft || b.scrollLeft) - (de.clientLeft || 0);
        cursor.y = e.clientY + 
            (de.scrollTop || b.scrollTop) - (de.clientTop || 0);
    }
    return cursor;
}


/** FUNKCE OVLADAJICI TOASTER **/
var casovac; //globalni promenna casovace
function toaster_in() {
  document.getElementById('update').style.display = 'block';
  casovac = setTimeout("toaster_out()", 3000);
}

function toaster_count() {
  casovac = setTimeout("toaster_out()", 3000);
}

function toaster_keep() {
  clearTimeout(casovac);
}

function toaster_out() {
  document.getElementById('update').style.display = 'none';
}
/** FUNKCE OVLADAJICI TOASTER **/