// Global
// ===============================================================

var CancelSubmit = false;
function Page_OnSubmit() {
    if(CancelSubmit) {
        CancelSubmit = false;
        return false;
    }

    return true;
}

function findStyleRule(ruleName) {
    if(!document.styleSheets) return null;
    for(var i = 0; i < document.styleSheets.length; i++) {
        var rule = new Array();
        if(document.styleSheets[i].cssRules)
            rule = document.styleSheets[i].cssRules; // Mozilla
        else
            rule = document.styleSheets[i].rules; // IE   

        for(var j = 0; j < rule.length; j++) {
            if(rule.item(j).selectorText.toLowerCase() == ruleName.toLowerCase())
                return rule.item(j).style;
        }
    }
    return null;
}

/*@cc_on@if (@_win32 && @_jscript_version >= 5)if (!window.XMLHttpRequest)
    window.XMLHttpRequest = function() { return new ActiveXObject('Microsoft.XMLHTTP') }
@end@*/
function ajaxRequest(url, parameters, dataPassthrough, callbackFunction) {
    var request = new XMLHttpRequest();
    request.open("POST", url, true);
    request.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
    request.setRequestHeader("Content-Length", parameters.length);
    request.setRequestHeader("Connection", "close");

    request.onreadystatechange = function() {
        if(request.readyState == 4 && request.status == 200 && request.responseText) {
            callbackFunction(dataPassthrough, request.responseXML);
        }
    };
    request.send(parameters);
}
function sendRequest(passthrough, result) { }

// Rate Games
// ===============================================================

var overNum = 0;
var rated = false;
function rateOver(num) {
    overNum = Math.random();
    for(var i = 1; i <= num; i++)
        document.getElementById("star" + i).src = 'App_Themes/Default/images/starFilled.gif';
    for(var i = num + 1; i <= 5; i++)
        document.getElementById("star" + i).src = 'App_Themes/Default/images/starEmpty.gif';
}
function rateOut() {
    setTimeout('rateOff(' + overNum + ')', 175);
}
function rateOff(over) {
    if(overNum != over)
        return;
    
    for(var i = 1; i <= 5; i++)
        document.getElementById("star" + i).src = 'App_Themes/Default/images/starEmpty.gif';
}
function rate(num) {
    if(rated)
        return;
    rated = true;
    document.getElementById("rateGameArea").innerHTML = 'Submitting Vote <img src="App_Themes/Default/images/waiting.gif">';

    var url = "/SiteFunctions.asmx/RateGame";
    var parameters = "gameID=" + gameid + "&rating=" + num;
    ajaxRequest(url, parameters, null, ratingDone);
}
function ratingDone(passthrough, result) {
    var value = result.getElementsByTagName("boolean")[0].firstChild.nodeValue;
    if(value == "true")
        document.getElementById("rateGameArea").innerHTML = 'Vote Submitted';
    else
        document.getElementById("rateGameArea").innerHTML = '<span title="Also occurs when using shared ip (network, large ISP, etc.)">Already Voted</span>';
}

// Magnify Game
// ===============================================================

function gameSmaller() {
     var rule = findStyleRule(".gameObj");
     
     if(rule.width.indexOf("em") > 0 )
     {
        rule.width = parseFloat(rule.width) * 0.8 + "em";
        rule.height = parseFloat(rule.height) * 0.8 + "em";
     }
}
function gameLarger() {
     var rule = findStyleRule(".gameObj");
     
     if(rule.width.indexOf("em") > 0 )
     {
        rule.width = parseFloat(rule.width) / 0.8 + "em";
        rule.height = parseFloat(rule.height) / 0.8 + "em";
     }
 }

// Update Playtime
// ===============================================================

var activity = false;
function gameActive() {
    activity = true;
}
function gameInactive() {
    activity = false;
}
    
function monitorActivity(id) {
    if(activity == true) {
        var execute = true;
        if(navigator.appName == "Microsoft Internet Explorer") {
            if(!document.hasFocus() || document.activeElement.className != "gameObj") {
                execute = false;
            }
        }
        if(execute == true) {
            ajaxRequest("/SiteFunctions.asmx/GameActivity", "id=" + id, null, sendRequest);
        }
    }
          
    setTimeout("monitorActivity('" + id + "')", 60000);
}

function setupGameMonitoring(id) {
    if(navigator.appName == "Microsoft Internet Explorer") {
        setTimeout("monitorActivity('" + id + "')", 60000);
        return;
    }

    var agent = navigator.userAgent.toLowerCase();

    if(agent.indexOf("firefox") != -1 && agent.indexOf("firefox/1") == -1 && agent.indexOf("firefox/2") == -1) {
        setTimeout("monitorActivity('" + id + "')", 60000);
        return;
    }

    if(agent.indexOf("chrome") != -1) {
        return;
    }
    if(agent.indexOf("safari") != -1) {
        var version = agent.match(/( |^)version\/[0-9.]+ /gi)[0].match(/[0-9.]+/gi)[0].split(".");
        if(version[0] < 4 || (version[0] == 4 && version[1] == 0 && version[2] < 3)) {
            return;
        }
    }
    else if(agent.indexOf("opera") != -1) {
        var version = agent.match(/( |^)opera\/[0-9.]+ /gi)[0].match(/[0-9.]+/gi)[0].split(".");
        if(version[0] < 9) {
            return;
        }
    }
    else {
        return;
    }

    activity = true;
    window.addEventListener("blur", gameInactive, true);
    window.addEventListener("focus", gameActive, true);
    setTimeout("monitorActivity('" + id + "')", 60000);
}

// Layout page for 800x600
// ===============================================================

function rearrangePage() {
    if(screen.width >= 850) {
        return;
    }

    var topContent = document.getElementById("topContent");
    topContent.parentNode.removeChild(topContent);
    topContent.style.width = "740px";

    var formTag = document.getElementById("pageBlock");
    formTag.insertBefore(topContent, formTag.firstChild);

    var rule1 = findStyleRule(".games td");
    rule1.padding = "0.5em";

    rule1 = findStyleRule(".main");
    rule1.width = "48em";

    rule1 = findStyleRule(".sidebar");
    rule1.padding = "0.2em";
    rule1.paddingRight = "0.1em";

    rule1 = findStyleRule(".content");
    rule1.padding = "0.2em";

    var botBanner = document.getElementById("bottomBanner");
    if(botBanner != null) {
        botBanner.style.width = "595px";
        botBanner.style.height = "90px";
        botBanner.style.overflow = "hidden";
        var botBannerFrame = document.getElementById("bottomBannerFrame");
        if(botBannerFrame != null) {
            botBannerFrame.style.position = "relative";
            botBannerFrame.style.left = "-150px";
        }
    }

    var botTextLinks = document.getElementById("bottomTextLinks");
    if(botTextLinks != null) {
        botTextLinks.style.width = "595px";
        botTextLinks.style.height = "15px";
        botTextLinks.style.overflow = "hidden";
    }
    
    var images = document.getElementsByTagName("img");
    for(var i = 0; i < images.length; i ++) {
        var image = images.item(i);
        if(image.style.width == "12.5em") {
            image.style.width = "10em";
        }
    }
}

// Validation Popup
// ===============================================================

function findPosX(obj) {
    var curleft = 0;
    if(obj.offsetParent)
        while (1) {
        curleft += obj.offsetLeft;
        if(!obj.offsetParent)
            break;
        obj = obj.offsetParent;
    }
    else if(obj.x)
        curleft += obj.x;
    return curleft;
}

function findPosY(obj) {
    var curtop = 0;
    if(obj.offsetParent)
        while(1) {
        curtop += obj.offsetTop;
        if(!obj.offsetParent)
            break;
        obj = obj.offsetParent;
    }
    else if(obj.y)
        curtop += obj.y;
    return curtop;
}

function toggleValidationPopup(controlID, popupID) {
    var control = document.getElementById(controlID);
    var popup = document.getElementById(popupID);

    if(popup.style.display == 'none')
        popup.style.display = '';
    else
        popup.style.display = 'none';

    popup.style.position = 'absolute';
    popup.style.left = findPosX(control) + control.offsetWidth + 'px';
    popup.style.top = findPosY(control) + 'px';
}

// Gray Field
// ===============================================================

var HintClass = "hintField";
var HintActiveClass = "hintFieldActive";

String.prototype.trim = function() { return this.replace(/^\s+|\s+$/g, ''); };

function focusHintField(input, hintText) {
  if (input.value.trim() == hintText) {
    input.value = "";
    input.className = HintActiveClass;
  }
}
function blurHintField(input, hintText) {
  if (input.value.trim().length == 0) {
    input.value = hintText;
    input.className = HintClass;
  }
}

// MD5
// ===============================================================
var hexcase = 1;  
var b64pad = ""; 
var chrsz = 8;

function hex_md5(s) { return binl2hex(core_md5(str2binl(s), s.length * chrsz)); }
function b64_md5(s) { return binl2b64(core_md5(str2binl(s), s.length * chrsz)); }
function str_md5(s) { return binl2str(core_md5(str2binl(s), s.length * chrsz)); }
function hex_hmac_md5(key, data) { return binl2hex(core_hmac_md5(key, data)); }
function b64_hmac_md5(key, data) { return binl2b64(core_hmac_md5(key, data)); }
function str_hmac_md5(key, data) { return binl2str(core_hmac_md5(key, data)); }

function core_md5(x, len) {
    x[len >> 5] |= 0x80 << ((len) % 32);
    x[(((len + 64) >>> 9) << 4) + 14] = len;

    var a = 1732584193;
    var b = -271733879;
    var c = -1732584194;
    var d = 271733878;

    for (var i = 0; i < x.length; i += 16) {
        var olda = a;
        var oldb = b;
        var oldc = c;
        var oldd = d;

        a = md5_ff(a, b, c, d, x[i + 0], 7, -680876936);
        d = md5_ff(d, a, b, c, x[i + 1], 12, -389564586);
        c = md5_ff(c, d, a, b, x[i + 2], 17, 606105819);
        b = md5_ff(b, c, d, a, x[i + 3], 22, -1044525330);
        a = md5_ff(a, b, c, d, x[i + 4], 7, -176418897);
        d = md5_ff(d, a, b, c, x[i + 5], 12, 1200080426);
        c = md5_ff(c, d, a, b, x[i + 6], 17, -1473231341);
        b = md5_ff(b, c, d, a, x[i + 7], 22, -45705983);
        a = md5_ff(a, b, c, d, x[i + 8], 7, 1770035416);
        d = md5_ff(d, a, b, c, x[i + 9], 12, -1958414417);
        c = md5_ff(c, d, a, b, x[i + 10], 17, -42063);
        b = md5_ff(b, c, d, a, x[i + 11], 22, -1990404162);
        a = md5_ff(a, b, c, d, x[i + 12], 7, 1804603682);
        d = md5_ff(d, a, b, c, x[i + 13], 12, -40341101);
        c = md5_ff(c, d, a, b, x[i + 14], 17, -1502002290);
        b = md5_ff(b, c, d, a, x[i + 15], 22, 1236535329);

        a = md5_gg(a, b, c, d, x[i + 1], 5, -165796510);
        d = md5_gg(d, a, b, c, x[i + 6], 9, -1069501632);
        c = md5_gg(c, d, a, b, x[i + 11], 14, 643717713);
        b = md5_gg(b, c, d, a, x[i + 0], 20, -373897302);
        a = md5_gg(a, b, c, d, x[i + 5], 5, -701558691);
        d = md5_gg(d, a, b, c, x[i + 10], 9, 38016083);
        c = md5_gg(c, d, a, b, x[i + 15], 14, -660478335);
        b = md5_gg(b, c, d, a, x[i + 4], 20, -405537848);
        a = md5_gg(a, b, c, d, x[i + 9], 5, 568446438);
        d = md5_gg(d, a, b, c, x[i + 14], 9, -1019803690);
        c = md5_gg(c, d, a, b, x[i + 3], 14, -187363961);
        b = md5_gg(b, c, d, a, x[i + 8], 20, 1163531501);
        a = md5_gg(a, b, c, d, x[i + 13], 5, -1444681467);
        d = md5_gg(d, a, b, c, x[i + 2], 9, -51403784);
        c = md5_gg(c, d, a, b, x[i + 7], 14, 1735328473);
        b = md5_gg(b, c, d, a, x[i + 12], 20, -1926607734);

        a = md5_hh(a, b, c, d, x[i + 5], 4, -378558);
        d = md5_hh(d, a, b, c, x[i + 8], 11, -2022574463);
        c = md5_hh(c, d, a, b, x[i + 11], 16, 1839030562);
        b = md5_hh(b, c, d, a, x[i + 14], 23, -35309556);
        a = md5_hh(a, b, c, d, x[i + 1], 4, -1530992060);
        d = md5_hh(d, a, b, c, x[i + 4], 11, 1272893353);
        c = md5_hh(c, d, a, b, x[i + 7], 16, -155497632);
        b = md5_hh(b, c, d, a, x[i + 10], 23, -1094730640);
        a = md5_hh(a, b, c, d, x[i + 13], 4, 681279174);
        d = md5_hh(d, a, b, c, x[i + 0], 11, -358537222);
        c = md5_hh(c, d, a, b, x[i + 3], 16, -722521979);
        b = md5_hh(b, c, d, a, x[i + 6], 23, 76029189);
        a = md5_hh(a, b, c, d, x[i + 9], 4, -640364487);
        d = md5_hh(d, a, b, c, x[i + 12], 11, -421815835);
        c = md5_hh(c, d, a, b, x[i + 15], 16, 530742520);
        b = md5_hh(b, c, d, a, x[i + 2], 23, -995338651);

        a = md5_ii(a, b, c, d, x[i + 0], 6, -198630844);
        d = md5_ii(d, a, b, c, x[i + 7], 10, 1126891415);
        c = md5_ii(c, d, a, b, x[i + 14], 15, -1416354905);
        b = md5_ii(b, c, d, a, x[i + 5], 21, -57434055);
        a = md5_ii(a, b, c, d, x[i + 12], 6, 1700485571);
        d = md5_ii(d, a, b, c, x[i + 3], 10, -1894986606);
        c = md5_ii(c, d, a, b, x[i + 10], 15, -1051523);
        b = md5_ii(b, c, d, a, x[i + 1], 21, -2054922799);
        a = md5_ii(a, b, c, d, x[i + 8], 6, 1873313359);
        d = md5_ii(d, a, b, c, x[i + 15], 10, -30611744);
        c = md5_ii(c, d, a, b, x[i + 6], 15, -1560198380);
        b = md5_ii(b, c, d, a, x[i + 13], 21, 1309151649);
        a = md5_ii(a, b, c, d, x[i + 4], 6, -145523070);
        d = md5_ii(d, a, b, c, x[i + 11], 10, -1120210379);
        c = md5_ii(c, d, a, b, x[i + 2], 15, 718787259);
        b = md5_ii(b, c, d, a, x[i + 9], 21, -343485551);

        a = safe_add(a, olda);
        b = safe_add(b, oldb);
        c = safe_add(c, oldc);
        d = safe_add(d, oldd);
    }
    return Array(a, b, c, d);
}
function md5_cmn(q, a, b, x, s, t) {
    return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s), b);
}
function md5_ff(a, b, c, d, x, s, t) {
    return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
}
function md5_gg(a, b, c, d, x, s, t) {
    return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
}
function md5_hh(a, b, c, d, x, s, t) {
    return md5_cmn(b ^ c ^ d, a, b, x, s, t);
}
function md5_ii(a, b, c, d, x, s, t) {
    return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
}
function core_hmac_md5(key, data) {
    var bkey = str2binl(key);
    if (bkey.length > 16) bkey = core_md5(bkey, key.length * chrsz);

    var ipad = Array(16), opad = Array(16);
    for (var i = 0; i < 16; i++) {
        ipad[i] = bkey[i] ^ 0x36363636;
        opad[i] = bkey[i] ^ 0x5C5C5C5C;
    }

    var hash = core_md5(ipad.concat(str2binl(data)), 512 + data.length * chrsz);
    return core_md5(opad.concat(hash), 512 + 128);
}
function safe_add(x, y) {
    var lsw = (x & 0xFFFF) + (y & 0xFFFF);
    var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
    return (msw << 16) | (lsw & 0xFFFF);
}
function bit_rol(num, cnt) {
    return (num << cnt) | (num >>> (32 - cnt));
}
function str2binl(str) {
    var bin = Array();
    var mask = (1 << chrsz) - 1;
    for (var i = 0; i < str.length * chrsz; i += chrsz)
        bin[i >> 5] |= (str.charCodeAt(i / chrsz) & mask) << (i % 32);
    return bin;
}
function binl2str(bin) {
    var str = "";
    var mask = (1 << chrsz) - 1;
    for (var i = 0; i < bin.length * 32; i += chrsz)
        str += String.fromCharCode((bin[i >> 5] >>> (i % 32)) & mask);
    return str;
}
function binl2hex(binarray) {
    var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
    var str = "";
    for (var i = 0; i < binarray.length * 4; i++) {
        str += hex_tab.charAt((binarray[i >> 2] >> ((i % 4) * 8 + 4)) & 0xF) +
           hex_tab.charAt((binarray[i >> 2] >> ((i % 4) * 8)) & 0xF);
    }
    return str;
}
function binl2b64(binarray) {
    var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
    var str = "";
    for (var i = 0; i < binarray.length * 4; i += 3) {
        var triplet = (((binarray[i >> 2] >> 8 * (i % 4)) & 0xFF) << 16)
                | (((binarray[i + 1 >> 2] >> 8 * ((i + 1) % 4)) & 0xFF) << 8)
                | ((binarray[i + 2 >> 2] >> 8 * ((i + 2) % 4)) & 0xFF);
        for (var j = 0; j < 4; j++) {
            if (i * 8 + j * 6 > binarray.length * 32) str += b64pad;
            else str += tab.charAt((triplet >> 6 * (3 - j)) & 0x3F);
        }
    }
    return str;
}