function init() {
    $('.gost_content:odd').addClass('odd');
}

$(document).ready(function() {
    init();
});

function validate(email) {
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   if(reg.test(email) == false) {
      return false;
   }
   return true;
}

function validateurl2(url) {
    var v = new RegExp();
    v.compile("^[A-Za-z]+://[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\?\/.=]+$");
    if (!v.test(url)) {
        return false;
    }
} 

function validateURL1(url)
{
    lengthValue = url.length;
    if(lengthValue != 0)
    {
        var j = new RegExp();
        j.compile("^[A-Za-z]+://[A-Za-z0-9-]+\.[A-Za-z0-9]+");
        if (!j.test(url))
        {
            return false;
        }
    }
    return true;
}

function validateurl(url) {
   var reg = /(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/
   if(reg.test(url) == false) {
      return false;
   }
   return true;
}

function getAudioMovie() {
    if (navigator.appName.indexOf("Microsoft") != -1) {
        return window["ParisAudioPlayer"];
    } else {
        return document["ParisAudioPlayer"];
    }             
}

function playAudio(){
    getAudioMovie().play();
}
        
function pauseAudio(){
    getAudioMovie().pause();
}
        
var _isAudioPlaying = true;
var _isAudioPausedByUser = false;

function updateSoundPlayingStatus(value){
    _isAudioPlaying = value;
    if(_isAudioPlaying == false) _isAudioPausedByUser = true;
    else if(_isAudioPlaying == true) _isAudioPausedByUser = false;
}

function updateVideoState(value){
    switch(value){
        case "playing":
            if(_isAudioPlaying) {
              _isAudioPlaying = false;
              _isAudioPausedByUser = false;
              pauseAudio();
            }
        break;
        case "paused":
            if(_isAudioPlaying == false){
              if(_isAudioPausedByUser == false){
                _isAudioPlaying = true;
                playAudio();
              }
            }
        break;
        case "complete":
            if(_isAudioPlaying == false){
              if(_isAudioPausedByUser == false){
                _isAudioPlaying = true;
                playAudio();
              }
            }
        break;
    }
} 

function page(n) 
{
    $.post('page.php?page=guest_n&n='+n, function(data){
        $('#gost_content').html(data);
    });
}


function checkreviews()
{
    if($('#txtname').val() == '') {
        alert('Введите Ваше имя');
        return false;
    }
    if($('#txtemail').val() == '' || !validate($('#txtemail').val())) {
        alert('Введите правильно Ваш Email');
        return false;
    }
    if($('#quest').val() == '') {
        alert('Введите Ваше сообщение');
        return false;
    }
    return true;
}