function openpopup(url) {
    popup=window.open(url,"popup","width=640,height=480,top=0,left=0,titlebar=no,toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no");
}

function openPopupGallery(url) {
    var windowTop = 50;
    var windowLeft = 50;
    w = 600;
    h = 650;
    var Options = "width=" + w + ",height=" + h + ",top=" + windowTop + ",left=" + windowLeft + ",resizable,scrollbars=yes"
    var imageWindow = window.open (url, "imageWin", Options);
    imageWindow.document.close ();
    if (window.focus) imageWindow.focus();
    //return false;
}

// проверка заполненности формы добавления поста в разделе "форум"
function checkForm(obj) {
  if (obj.topic.value && obj.author.value && obj.message.value) return true;
  else {
    alert("Заполнены не все поля, обязательные для заполнения. Исправтесь.");
    return false;
  }
}

//browser check
var detect = navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring;

if (checkIt('konqueror'))
{
    browser = "Konqueror";
    OS = "Linux";
}
else if (checkIt('safari')) browser = "Safari"
else if (checkIt('omniweb')) browser = "OmniWeb"
else if (checkIt('opera')) browser = "Opera"
else if (checkIt('webtv')) browser = "WebTV";
else if (checkIt('icab')) browser = "iCab"
else if (checkIt('msie')) browser = "Internet Explorer"
else if (!checkIt('compatible'))
{
    browser = "Netscape Navigator"
    version = detect.charAt(8);
}
else browser = "An unknown browser";

if (!version) version = detect.charAt(place + thestring.length);

if (!OS)
{
    if (checkIt('linux')) OS = "Linux";
    else if (checkIt('x11')) OS = "Unix";
    else if (checkIt('mac')) OS = "Mac"
    else if (checkIt('win')) OS = "Windows"
    else OS = "an unknown operating system";
}

function checkIt(string)
{
    place = detect.indexOf(string) + 1;
    thestring = string;
    return place;
}
//browser check end

//**************************************************
var useRedirect = true; 
// #############################################
// System globals
var flash2Installed = false;
var flash3Installed = false;
var flash4Installed = false;
var flash5Installed = false;
var flash6Installed = false;
var flash7Installed = false;
var maxVersion = 7;
var actualVersion = 0;
var hasRightVersion = false;
var jsVersion = 1.0;

var isIE = ((navigator.appVersion.indexOf("MSIE") != -1) && (navigator.appVersion.indexOf("MSIE") == navigator.appVersion.lastIndexOf("MSIE"))) ? true : false; // true if we're on ie
var isWin = (navigator.appVersion.indexOf("Windows") != -1) ? true : false; // true if we're on windows

function detectSpecialFlash(requiredVersion,flashcode,noflash) {

if (isIE && (navigator.appVersion.indexOf("MSIE 5.") != -1 || navigator.appVersion.indexOf("MSIE 6.") != -1) && !window.opera){
    //alert(navigator.appVersion);
    detectFlash(requiredVersion,flashcode,noflash);
} else document.write(noflash); 

}

function detectFlash(requiredVersion,flashcode,noflash) { 
    
if(isIE && isWin){
    document.write('<SCR' + 'IPT LANGUAGE=VBScript\> \n');
    document.write('on error resume next \n');
    document.write('jsVersion = 1.0 \n');
    document.write('flash2Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.2"))) \n');
    document.write('flash3Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.3"))) \n');
    document.write('flash4Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.4"))) \n');
    document.write('flash5Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.5"))) \n'); 
    document.write('flash6Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.6"))) \n'); 
    document.write('flash7Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.7"))) \n'); 
    document.write('</SCR' + 'IPT\> \n'); 
}

if (navigator.plugins) {
    // ...then check for flash 2 or flash 3+.
    if (navigator.plugins["Shockwave Flash 2.0"]
    || navigator.plugins["Shockwave Flash"]) {

        var isVersion2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
        var flashDescription = navigator.plugins["Shockwave Flash" + isVersion2].description;
        var flashVersion = parseInt(flashDescription.charAt(flashDescription.indexOf(".") - 1));
        flash2Installed = flashVersion == 2; 
        flash3Installed = flashVersion == 3;
        flash4Installed = flashVersion == 4;
        flash5Installed = flashVersion == 5;
        flash6Installed = flashVersion >= 6;
        flash7Installed = flashVersion >= 7;
    }
}

for (var i = 2; i <= maxVersion; i++) { 
    if (eval("flash" + i + "Installed") == true) actualVersion = i;
}

    //alert("version detected: " + actualVersion);
    if (actualVersion < requiredVersion) {
        document.write(noflash);
        return 0;
    }
    else {
        document.write(flashcode);
        return 1;
    }

}