function zobraz(id)
{
  if(document.getElementById(id))
  document.getElementById(id).style.display="block";
}
function zobraz_in(id)
{
  if(document.getElementById(id))
   document.getElementById(id).style.display="inline";
}
function odzobraz(id)
{
  if(document.getElementById(id))
  document.getElementById(id).style.display="none";
}
function zobraz_nebo_odzobraz(id) {
  if(document.getElementById(id).style.display == "block")
    document.getElementById(id).style.display="none";
  else
    document.getElementById(id).style.display="block";
}
function zobraz_nebo_odzobraz_jq(id,time) {
  if($('#'+id).css('display') == "block")
    $('#'+id).hide(time);
  else
    $('#'+id).show(time);
}
function zobraz_nebo_odzobraz_in(id) {
  if(document.getElementById(id).style.display == "inline")
    document.getElementById(id).style.display="none";
  else
    document.getElementById(id).style.display="inline";
}
function check_or_uncheck(id) {
  if(document.getElementById(id).checked == true)
    document.getElementById(id).checked = false;
  else
    document.getElementById(id).checked = 'checked';
}
function check(id) {
  if(document.getElementById(id))
    document.getElementById(id).checked = 'checked';
}
function uncheck(id) {
  if(document.getElementById(id))
    document.getElementById(id).checked = false;
}
function podbarvi(id,barva)
{
  if(document.getElementById(id))
   document.getElementById(id).style.background=barva;
}
function odbarvi(id,barva)
{
  if(document.getElementById(id))
  document.getElementById(id).style.background=barva;
}

function vyber_panel(id,no,pocet) {
  for(i=1;i<=pocet;i++) {
    if(document.getElementById(id + i)){
      if(i != no)
        document.getElementById(id + i).style.display="none";
      else
        document.getElementById(id + i).style.display="block";
    }
  }
}

function zaktivni(id,no,pocet) {
  for(i=1;i<=pocet;i++) {
    if(document.getElementById(id + i)){
      if(i != no)
        document.getElementById(id + i).className="normal";
      else
        document.getElementById(id + i).className="active";
    }
  }
}

function posun_pozici(x) {
  document.getElementById('mapa').style.backgroundPosition = "0px -" + (x*333) + "px";
}

function posun_zpet() {
  document.getElementById('mapa').style.backgroundPosition = "0px 0px";
}

// From https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/keys
if (!Object.keys) {
  Object.keys = (function () {
    'use strict';
    var hasOwnProperty = Object.prototype.hasOwnProperty,
        hasDontEnumBug = !({toString: null}).propertyIsEnumerable('toString'),
        dontEnums = [
          'toString',
          'toLocaleString',
          'valueOf',
          'hasOwnProperty',
          'isPrototypeOf',
          'propertyIsEnumerable',
          'constructor'
        ],
        dontEnumsLength = dontEnums.length;

    return function (obj) {
      if (typeof obj !== 'object' && (typeof obj !== 'function' || obj === null)) {
        throw new TypeError('Object.keys called on non-object');
      }

      var result = [], prop, i;

      for (prop in obj) {
        if (hasOwnProperty.call(obj, prop)) {
          result.push(prop);
        }
      }

      if (hasDontEnumBug) {
        for (i = 0; i < dontEnumsLength; i++) {
          if (hasOwnProperty.call(obj, dontEnums[i])) {
            result.push(dontEnums[i]);
          }
        }
      }
      return result;
    };
  }());
}

if (!Array.prototype.forEach)
{
  Array.prototype.forEach = function(fun /*, thisArg */)
  {
    "use strict";

    if (this === void 0 || this === null)
      throw new TypeError();

    var t = Object(this);
    var len = t.length >>> 0;
    if (typeof fun !== "function")
      throw new TypeError();

    var thisArg = arguments.length >= 2 ? arguments[1] : void 0;
    for (var i = 0; i < len; i++)
    {
      if (i in t)
        fun.call(thisArg, t[i], i, t);
    }
  };
}

function formControl(formular, model, lang) {
    $('div.error-message-form-inline-control').remove();
    $('#' + formular + ' .error-input').removeClass('error-input');
    if (typeof lang != 'undefined') {
      var targetUrl = 'magmacold.ru/page/ajax.php?skript=formControl&language=' + lang+'&model=' + model;
    } else {
      var targetUrl = 'magmacold.ru/page/ajax.php?skript=formControl&model=' + model;
    }
    $.ajax({
        type: "POST",
        url: targetUrl,
        data: $('#' + formular).serialize(),
        async: true,
        dataType: 'json',
        success: function (returnedData) {
            if (Object.keys(returnedData).length > 0) {
                Object.keys(returnedData).forEach(function (key) {
                    $('#' + key).after('<div class="error-message-form-inline-control"><i></i><div class="inline-message">' + returnedData[key] + '</div></div>');
                    $('#' + key).addClass('error-input');
                });
                return false;
            } else {
                document.getElementById(formular).submit();
                return true;
            }
        },
        fail: function(e){
            document.getElementById(formular).submit();
        }
    });

    return false;
}

function odesli(formular, model, lang) {
    model = model || false;
    if (model != false){
        return formControl(formular, model, lang);
    }
    document.getElementById(formular).submit();
}

function zkontroluj_silu_hesla(heslo) {
  zaklad = /^.*([a-z]+.*[0-9]+)|([0-9]+.*[a-z]+).*$/;
  adv = /^.*[^a-zA-Z0-9].*$/;
  exp = /^.*[^a-zA-Z0-9].*[^a-zA-Z0-9].*[^a-zA-Z0-9].*$/;
  if((heslo.length > 10)&&(zaklad.test(heslo))&&(exp.test(heslo))) {
    sila = '<span style="color: green;">100/100</span>';
  } else if((heslo.length > 8)&&(zaklad.test(heslo))&&(exp.test(heslo))) {
    sila = '<span style="color: green;">90/100</span>';
  } else if((heslo.length > 6)&&(zaklad.test(heslo))&&(adv.test(heslo))) {
    sila = '<span style="color: green;">70/100</span>';
  } else if((heslo.length > 5)&&(zaklad.test(heslo))) {
    sila = '<span style="color: green;">50/100</span>';
  } else if((heslo.length > 4)&&(zaklad.test(heslo))) {
    sila = '<span style="color: green;">40/100</span>';
  } else if(heslo.length > 3) {
    sila = '<span style="color: red;">30/100</span>';
  } else if(heslo.length > 2) {
    sila = '<span style="color: red;">20/100</span>';
  } else if(heslo.length > 1) {
    sila = '<span style="color: red;">10/100</span>';
  } else {
    sila = '<span style="color: red;">0/100</span>';
  }
  return(sila);
}

function zkontroluj_shodu_hesel(heslo1,heslo2) {
  if(heslo1 == heslo2)
    return(true);
  else
    return(false);
}

function omez_pocet_znaku(areaid,znaku,zbyvaid) {
  area = document.getElementById(areaid);
  if(area.value.length > znaku)
    area.value = area.value.substr(0,znaku);
  document.getElementById(zbyvaid).innerHTML = znaku-area.value.length;
}


function goto(target,interval) {
  if(interval == false)
    interval = 'slow';
  if($(target))
    $("html, body").animate({ scrollTop: $(target).offset().top - (($(window).height()-$(target).height())/2) }, interval);

  return false;
}

function ajaxhandler(locationcfg,url,lang,replaceCallback) {
    locationcfg.url = url;
    window.success = false;
    window.successReturn = new Array();
    $.ajax({
        type: "POST",
        url: "magmacold.ru/page/ajax.php?skript=ajaxhandler&language=" + lang,
        data: locationcfg,
        async: false,
        dataType: 'json',
        success: function (data) {
            var replace = locationcfg.replace;
            if (replace.length == 0)
                window.success = false;

            $.each(replace, function (index, item) {
                if (data[item] == '') {
                    window.success = false;
                } else {
                    var html_to_replace = data[item];
                    if (typeof replaceCallback != "undefined") {
                        window.successReturn[item] = html_to_replace;
                        window.success = true;
                    } else {
                        $('div#' + item).html(html_to_replace);
                        window.success = true;
                    }
                }
            });

        }
    });

    if (window.success === true)
        return true;
    else if (window.successReturn.length > 0) {
        return true;
    } else
        return false;
}

function odesli_ajax(form, lang) {
  url = prepare_ajax_form(form, lang);
  window.location = url;
}

function prepare_ajax_form(form, lang) {
  window.returnUrl = '';
  var values = {};
  $.each($('#'+form).serializeArray(), function(i, field) {
    values[field.name] = field.value;
  });
  values['id_form'] = form;
  var redirect_url = $('#'+form).attr('action');

  if (typeof lang != 'undefined') {
    var targetUrl = 'magmacold.ru/page/ajax.php?skript=ajaxForm&language=' + lang;
  } else {
    var targetUrl = 'magmacold.ru/page/ajax.php?skript=ajaxForm';
  }

  $.ajax({
    type: "POST",
    url: targetUrl,
    data: values,
    async: false,
    success: function(data) {
      window.returnUrl = redirect_url + (redirect_url.indexOf('?') !== -1 ? '&' : '?') + "q=" + data;
    }
  });
  return window.returnUrl;
}