var g_psyma_navi_clicked = null;

// var g_timeout = -1;
var g_timeout = 1;
/* var g_timeoutTime = 80; */
var g_timeoutTime = 250; 
var g_openZoom = 0;
var g_openKnowledgeBase = 0;
var g_imageNr = 1;
var g_req;
var g_is_home = false;

var g_pageWidth = 814;
var g_initHome = false;
var g_timeoutHide1 = 0;
var g_timeoutHide2 = 0;
var g_timeoutHide3 = 0;
var g_timeoutHide4 = 0;
var g_timeoutHead = 0;
var g_currentNav1 = "";
var g_currentNav2 = "";
var g_currentNav3 = "";
var g_currentNav4 = "";

var g_currentHi1 = "";
var g_currentHi2 = "";
var g_currentHi3 = "";
var g_currentHi4 = "";

var g_blackValue = 0;
var g_blackTimeout = 0;
var g_navShadeMax = .35;

var g_currentModelLink = '';
var g_echoCount = 0;
var g_is_opera = false;
var g_is_ie = false;
var g_is_ie5 = false;
var g_is_ie5_5 = false;
var g_is_safari = false;
var g_is_mac = true;

var g_contextDebug = "";
var g_fallbackImage = "";

window.onload = function ()
{
    initAll();
};

function initAll()
{
    var sClass = "";
    if (document.body.className) {
        sClass = document.body.className;
    }
    else {
        sClass = document.body.getAttribute("class");
    }
    if (sClass != undefined) {
        g_is_home = sClass.indexOf("default") >= 1;
    }
    else {
        g_is_home = false;
    }
    


    var noteConflict = false;
    sniffAll();
    if (document.getElementById) {
        g_canHandleTransparency = !g_is_ie5;
    }
    else if (noteConflict) {
        gotoUrl("http://www.dkengineering.com/browser.html");
    }
    if (g_is_home) {
        initHome();
    }


    

}

function showLr(id)
{
    var elm = document.getElementById(id);
    if (elm) {
        elm.style.display = "block";
    }
}

function hideLr(id)
{
    var elm = document.getElementById(id);
    if (elm) {
        elm.style.display = "none";
    }
}


function initHome()
{
    if (document.getElementById) {
        g_initHome = true;
    }
}


function navShadeIn(level)
{

    if (g_initHome)
    {
        if (level == 1)
        {
            if (g_timeoutHide1 != 0) { clearTimeout(g_timeoutHide1); }
        }
        else if (level == 2)
        {
            if (g_timeoutHide1 != 0) { clearTimeout(g_timeoutHide1); }
            if (g_timeoutHide2 != 0) { clearTimeout(g_timeoutHide2); }
        }
        else if (level == 3)
        {
            if (g_timeoutHide1 != 0) { clearTimeout(g_timeoutHide1); }
            if (g_timeoutHide2 != 0) { clearTimeout(g_timeoutHide2); }
            if (g_timeoutHide3 != 0) { clearTimeout(g_timeoutHide3); }
        }
    }
}

function navShadeOut(level)
{

    if (g_initHome)
    {
        if (level == 1)
        {
            g_timeoutHide1 = setTimeout("hideNav(1,\"" + g_currentNav1 + "\",\"" + g_currentHi1 + "\")", g_timeoutTime);
        }
        else if (level == 2)
        {
            g_timeoutHide1 = setTimeout("hideNav(1,\"" + g_currentNav1 + "\",\"" + g_currentHi1 + "\")", g_timeoutTime);
            g_timeoutHide2 = setTimeout("hideNav(2,\"" + g_currentNav2 + "\",\"" + g_currentHi2 + "\")", g_timeoutTime);
        }
        else if (level == 3)
        {
            g_timeoutHide1 = setTimeout("hideNav(1,\"" + g_currentNav1 + "\",\"" + g_currentHi1 + "\")", g_timeoutTime);
            g_timeoutHide2 = setTimeout("hideNav(2,\"" + g_currentNav2 + "\",\"" + g_currentHi2 + "\")", g_timeoutTime);
            g_timeoutHide3 = setTimeout("hideNav(3,\"" + g_currentNav3 + "\",\"" + g_currentHi3 + "\")", g_timeoutTime);
        }
    }
}

function overNav(level, sName, sSelf)
{
    if (g_initHome)
    {
        if (level == 0 || level == "0")
        {
            echo("level in 0");

            if (g_timeoutHide1 != 0) { clearTimeout(g_timeoutHide1); }

            hideSubLayers(g_currentNav1);
            loliteLr(level, g_currentHi1);

            if (g_currentNav1 != "") { hideSubLayers(g_currentNav1); }
            if (g_currentHi1 != "") { loliteLr(level, g_currentHi1); }

            showNav(level + 1, sName, sSelf);
            g_currentNav1 = sName;
            g_currentHi1 = sSelf;            
        }
        else if (level == 1 || level == "1")
        {
            echo("level in 1");

            if (g_timeoutHide1 != 0) { clearTimeout(g_timeoutHide1); }
            if (g_timeoutHide2 != 0) { clearTimeout(g_timeoutHide2); }

            if (g_currentNav2 != "") { hideSubLayers(g_currentNav2); }
            if (g_currentHi2 != "") { loliteLr(level, g_currentHi2); }

            showNav(level + 1, sName, sSelf);
            g_currentNav2 = sName;
            g_currentHi2 = sSelf;
        }
        else if (level == 2 || level == "2")
        {
            echo("level in 2");

            if (g_timeoutHide1 != 0) { clearTimeout(g_timeoutHide1); }
            if (g_timeoutHide2 != 0) { clearTimeout(g_timeoutHide2); }
            if (g_timeoutHide3 != 0) { clearTimeout(g_timeoutHide3); }

            if (g_currentNav3 != "") { hideSubLayers(g_currentNav3); }
            if (g_currentHi3 != "") { loliteLr(level, g_currentHi3); }

            showNav(level + 1, sName, sSelf);
            g_currentNav3 = sName;
            g_currentHi3 = sSelf;            
        }
        else if (level == 3 || level == "3")
        {
            echo("level in 3");

            if (g_timeoutHide1 != 0) { clearTimeout(g_timeoutHide1); }
            if (g_timeoutHide2 != 0) { clearTimeout(g_timeoutHide2); }
            if (g_timeoutHide3 != 0) { clearTimeout(g_timeoutHide3); }
            if (g_timeoutHide4 != 0) { clearTimeout(g_timeoutHide4); }

            if (g_currentNav4 != "") { hideSubLayers(g_currentNav4); }

            showNav(level + 1, sName, sSelf);
            g_currentNav4 = sName;
        }
    }
}


function outNav(level)
{
    if (g_initHome)
    {
        if (level == 0 || level == "0")
        {
            echo("level out 0");
            g_timeoutHide1 = setTimeout("hideNav(1,\"" + g_currentNav1 + "\",\"" + g_currentHi1 + "\")", g_timeoutTime);      
        }
        else if (level == 1 || level == "1")
        {
            echo("level out 1");
            g_timeoutHide1 = setTimeout("hideNav(1,\"" + g_currentNav1 + "\",\"" + g_currentHi1 + "\")", g_timeoutTime);
            g_timeoutHide2 = setTimeout("hideNav(2,\"" + g_currentNav2 + "\",\"" + g_currentHi2 + "\")", g_timeoutTime);
        }
        else if (level == 2 || level == "2")
        {
            echo("level out 2");
            g_timeoutHide1 = setTimeout("hideNav(1,\"" + g_currentNav1 + "\",\"" + g_currentHi1 + "\")", g_timeoutTime);
            g_timeoutHide2 = setTimeout("hideNav(2,\"" + g_currentNav2 + "\",\"" + g_currentHi2 + "\")", g_timeoutTime);
            g_timeoutHide3 = setTimeout("hideNav(3,\"" + g_currentNav3 + "\",\"" + g_currentHi3 + "\")", g_timeoutTime);
        }
        else if (level == 3 || level == "3")
        {
            echo("level out 3");
            g_timeoutHide1 = setTimeout("hideNav(1,\"" + g_currentNav1 + "\",\"" + g_currentHi1 + "\")", g_timeoutTime);
            g_timeoutHide2 = setTimeout("hideNav(2,\"" + g_currentNav2 + "\",\"" + g_currentHi2 + "\")", g_timeoutTime);
            g_timeoutHide3 = setTimeout("hideNav(3,\"" + g_currentNav3 + "\",\"" + g_currentHi3 + "\")", g_timeoutTime);
            g_timeoutHide4 = setTimeout("hideNav(4,\"" + g_currentNav4 + "\",\"" + g_currentHi4 + "\")", g_timeoutTime);
        }
        else
        {
            echo("level out is else: " + level);
        }         
    }
}

function dimHeadline(doOn)
{         
    var elem = document.getElementById("homeHead");
    
    if (elem) {
        if (parseInt(elem.style.top.replace(/px/, ""),10) > 88) {   
            
                if (doOn)
                {
                    elem.style.MozOpacity = ".99";
                    elem.style.filter = "alpha(opacity=100)";
                }
                else
                {
                    elem.style.MozOpacity = ".40";
                    elem.style.filter = "alpha(opacity=40)";
                }
        }
    }
}

function showNav(level, sName, sSelf)
{
    dimHeadline(false);

    hiliteLr(level - 1, sSelf);
    var foundOne = showSubLayers(sName);
    if (foundOne)
    {
        if (g_canHandleTransparency)
        {
            var elm = document.getElementById("navshade" + level);
            showLr("navshade" + level);
        }
        else
        {
            var elm = document.getElementById("navshadeSimple" + level);
            showLr("navshadeSimple" + level);
        }
    }
    else
    {
        if (g_canHandleTransparency)
        {
            hideLr("navshade" + level);
        }
        else
        {
            hideLr("navshadeSimple" + level);
        }
    }     
}

function hideNav(level, sName, sSelf)
{
    if (level == 1) { g_timeoutHide1 = 0; g_currentNav1 = ""; g_currentSelf1 = ""; dimHeadline(true); }
    if (level == 2) { g_timeoutHide2 = 0; g_currentNav2 = ""; g_currentSelf2 = ""; }
    if (level == 3) { g_timeoutHide3 = 0; g_currentNav3 = ""; g_currentSelf3 = ""; }
    if (level == 4) { g_timeoutHide4 = 0; g_currentNav4 = ""; }

    loliteLr(level - 1, sSelf);

    if (g_canHandleTransparency)
    {
        hideLr("navshade" + level);
    }
    else
    {
        hideLr("navshadeSimple" + level);
    }

    hideSubLayers(sName);
}

function hiliteLr(level, sName)
{
    var elem = document.getElementById(sName);
    if (elem)
    {
        if (level == 0 || level == "0")
        {
            elem.style.color = "rgb(255, 187, 50)";
            elem.style.backgroundColor = "rgb(255,255,255)";
            if (! (elem.className.indexOf("final") >= 0) )
            {
                elem.style.backgroundImage = "url(images/arrow-red.gif)";
            }
        }
        else
        {
            elem.style.color = "rgb(255, 187, 50)";

            if (! (elem.className.indexOf("final") >= 0) )
            {
                elem.style.backgroundImage = "url(images/arrow-red.gif)";
            }

            elem.style.MozOpacity = ".99"; // hack around weeeiiird bug which causes "1" to break NS7.02
            elem.style.filter = "alpha(opacity=100)";
        }
    }
}

function loliteLr(level, sName)
{
    var elem = document.getElementById(sName);
    if (elem)
    {
        if (level == 0 || level == "0")
        {
            elem.style.color = "rgb(255,255,255)";
            elem.style.backgroundColor = "transparent";
            if (! (elem.className.indexOf("final") >= 0) )
            {
                elem.style.backgroundImage = "url(images/arrow-white.gif)";
            }
        }
        else
        {
            elem.style.color = "rgb(0, 0, 0)";
            if (! (elem.className.indexOf("final") >= 0) )
            {
                elem.style.backgroundImage = "url(images/arrow-gray.gif)";
            }

            elem.style.MozOpacity = ".86";
            elem.style.filter = "alpha(opacity=86)";
        }
    }
}

function showSubLayers(sName)
{
    var i = 0;
    var foundOne = false;

    for (i = 1; i <= 13; i++)
    {
        var s = "nav_" + sName + "_" + i;
        var elem = document.getElementById(s);
        if (elem)
        {
            foundOne = true;
        }
        else
        {
            break;
        }

        showLr(s);
    }

    return foundOne;
}

function hideSubLayers(sName)
{
    var i = 0;
    var foundOne = false;

    for (i = 1; i <= 13; i++)
    {
        var s = "nav_" + sName + "_" + i;
        var elem = document.getElementById(s);
        if (elem)
        {
            foundOne = true;
        }
        else
        {
            break;
        }

        hideLr(s);
    }

    return foundOne;
}

function echo(s)
{
}


function gotoUrl(s)
{
    g_psyma_navi_clicked = true;
    document.location.href = s;
}

function gotoUrlTimeout(s, timeout)
{
  setTimeout("gotoUrl('" + s + "')", timeout)
}
function nogo()
{
    //
}



function sniffAll()
{
    /* JavaScript Browser Sniffer
       Eric Krok, Andy King, Michel Plungjan Jan. 31, 2002
       see http://www.webreference.com/ for more information
       This program is free software */

    var agt=navigator.userAgent.toLowerCase();
    var appVer = navigator.appVersion.toLowerCase();

    var is_minor = parseFloat(appVer);
    var is_major = parseInt(is_minor);

    var is_opera = (agt.indexOf("opera") != -1);


    var iePos  = appVer.indexOf('msie');
    if (iePos !=-1) {
       is_minor = parseFloat(appVer.substring(iePos+5,appVer.indexOf(';',iePos)));
       is_major = parseInt(is_minor);
    }

    var is_konq = false;
    var kqPos   = agt.indexOf('konqueror');
    if (kqPos !=-1) {                 
       is_konq  = true;
       is_minor = parseFloat(agt.substring(kqPos+10,agt.indexOf(';',kqPos)));
       is_major = parseInt(is_minor);
    }

    var is_getElementById   = (document.getElementById) ? "true" : "false";
    var is_getElementsByTagName = (document.getElementsByTagName) ? "true" : "false";
    var is_documentElement = (document.documentElement) ? "true" : "false";

    var is_safari = ((agt.indexOf('safari')!=-1)&&(agt.indexOf('mac')!=-1))?true:false;
    var is_khtml  = (is_safari || is_konq);

    var is_gecko = ((!is_khtml)&&(navigator.product)&&(navigator.product.toLowerCase()=="gecko"))?true:false;
    var is_gver  = 0;
    if (is_gecko) is_gver=navigator.productSub;

    var is_moz   = ((agt.indexOf('mozilla/5')!=-1) && (agt.indexOf('spoofer')==-1) &&
                    (agt.indexOf('compatible')==-1) && (agt.indexOf('opera')==-1)  &&
                    (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1)     &&
                    (is_gecko) && 
                    ((navigator.vendor=="")||(navigator.vendor=="Mozilla")));


    if (is_moz) {
       var is_moz_ver = (navigator.vendorSub)?navigator.vendorSub:0;
       if(!(is_moz_ver)) {
           is_moz_ver = agt.indexOf('rv:');
           is_moz_ver = agt.substring(is_moz_ver+3);
           is_paren   = is_moz_ver.indexOf(')');
           is_moz_ver = is_moz_ver.substring(0,is_paren);
       }
       is_minor = is_moz_ver;
       is_major = parseInt(is_moz_ver);
    }

    var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1)
                && (!is_khtml) && (!(is_moz)));

    if ((navigator.vendor)&&
        ((navigator.vendor=="Netscape6")||(navigator.vendor=="Netscape"))&&
        (is_nav)) {
       is_major = parseInt(navigator.vendorSub);
       is_minor = parseFloat(navigator.vendorSub);
    }

    var is_nav2 = (is_nav && (is_major == 2));
    var is_nav3 = (is_nav && (is_major == 3));
    var is_nav4 = (is_nav && (is_major == 4));
    var is_nav4up = (is_nav && is_minor >= 4); 
    var is_navonly  = (is_nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );

    var is_nav6   = (is_nav && is_major==6);
    var is_nav6up = (is_nav && is_minor >= 6);

    var is_nav5   = (is_nav && is_major == 5 && !is_nav6);
    var is_nav5up = (is_nav && is_minor >= 5);

    var is_nav7   = (is_nav && is_major == 7);
    var is_nav7up = (is_nav && is_minor >= 7);

    var is_ie   = ((iePos!=-1) && (!is_opera) && (!is_khtml));
    var is_ie3  = (is_ie && (is_major < 4));

    var is_ie4   = (is_ie && is_major == 4);
    var is_ie4up = (is_ie && is_minor >= 4);
    var is_ie5   = (is_ie && is_major == 5);
    var is_ie5up = (is_ie && is_minor >= 5);
    
    var is_ie5_5  = (is_ie && (agt.indexOf("msie 5.5") !=-1));
    var is_ie5_5up =(is_ie && is_minor >= 5.5);
    
    var is_ie6   = (is_ie && is_major == 6);
    var is_ie6up = (is_ie && is_minor >= 6);

    g_is_ie = is_ie;
    g_is_opera = is_opera;
    g_is_ie5 = is_ie5;
    g_is_ie5_5 = is_ie5_5;
    g_is_safari = is_safari;
}


function ShowIfLoggedIn(id)
{
    if ( isLoggedIn() ) {
        var elm = document.getElementById(id);
        if (elm) {
            elm.style.display = "inline";
        }
    }
}

function HideIfLoggedIn(id)
{
    if ( isLoggedIn() ) {
        var elm = document.getElementById(id);
        if (elm) {
            elm.style.display = "none";
        }
    }
}

function isLoggedIn()
{
    var status = getCookie("SSO_LOGIN");
    if (status == null || status=='false') { status = false; }
    return status;
}

function getCookie(name)
{
    var thisCookie = document.cookie;
    var index = thisCookie.indexOf(name + "=");
    if (index == -1) return null;
    index = thisCookie.indexOf("=", index) + 1;
    var endstr = thisCookie.indexOf(";", index);
    if (endstr == -1) endstr = thisCookie.length;
    return unescape(thisCookie.substring(index, endstr));
}

function replStr(str,oldStr,newStr)
{ var strPos=str.indexOf(oldStr);
  return (strPos>=0) ?
    str.substring(0,strPos) + newStr +
       replStr( str.substring(strPos +
       oldStr.length), oldStr, newStr ) :
    str
}

function gotoUrlIE(url)
{
    if (g_is_ie) {
        gotoUrl(url);
    }
}