/*
#########################################################
------ Copyright by Selcox, Endres Gruener 2003 ff ------
-------------------- www.selcox.de ----------------------
#########################################################
*/

////
///  Browserabfrage
//

var vxNav4 = false;
var vxNav4_0 = false;
var vxNav4non4_0 = false;
var vxNav6 = false;
var vxIE = false;
var vxOpera = false;

if(navigator.appName.indexOf("Netscape") != "-1" && navigator.appVersion.substring(0,1) == "4" && navigator.userAgent.indexOf("Opera") == "-1")
   {vxNav4 = true;};

if(navigator.appName.indexOf("Netscape") != "-1" && navigator.appVersion.substring(0,3) == "4.0" && navigator.userAgent.indexOf("Opera") == "-1")
   {vxNav4_0 = true;};

if(vxNav4 && !vxNav4_0)
   {vxNav4non4_0 = true;}

if(navigator.appName.indexOf("Netscape") != "-1" && navigator.appVersion.substring(0,1) == "5" && navigator.userAgent.indexOf("Opera") == "-1") {
   vxNav6 = true;};

if (navigator.userAgent.indexOf("MSIE") != "-1" && navigator.appVersion.substring(0,1) >= "4" && navigator.userAgent.indexOf("Opera") == "-1") {
    vxIE = true;};

if (navigator.userAgent.indexOf("Opera") != "-1") {
    vxOpera = true;};


////
///  Hauptmenue
//

// Vorladen der Bilder

btHM_home_1 = new Image();
btHM_home_1.src = "menue_home_1.gif";
btHM_home_2 = new Image();
btHM_home_2.src = "menue_home_2.gif";
btHM_home_3 = new Image();
btHM_home_3.src = "menue_home_3.gif";

btHM_verkehr_1 = new Image();
btHM_verkehr_1.src = "menue_verkehr_1.gif";
btHM_verkehr_2 = new Image();
btHM_verkehr_2.src = "menue_verkehr_2.gif";
btHM_verkehr_3 = new Image();
btHM_verkehr_3.src = "menue_verkehr_3.gif";

btHM_stadt_1 = new Image();
btHM_stadt_1.src = "menue_stadt_1.gif";
btHM_stadt_2 = new Image();
btHM_stadt_2.src = "menue_stadt_2.gif";
btHM_stadt_3 = new Image();
btHM_stadt_3.src = "menue_stadt_3.gif";

btHM_wohnen_1 = new Image();
btHM_wohnen_1.src = "menue_wohnen_1.gif";
btHM_wohnen_2 = new Image();
btHM_wohnen_2.src = "menue_wohnen_2.gif";
btHM_wohnen_3 = new Image();
btHM_wohnen_3.src = "menue_wohnen_3.gif";

btHM_buero_1 = new Image();
btHM_buero_1.src = "menue_buero_1.gif";
btHM_buero_2 = new Image();
btHM_buero_2.src = "menue_buero_2.gif";
btHM_buero_3 = new Image();
btHM_buero_3.src = "menue_buero_3.gif";

btHM_info_1 = new Image();
btHM_info_1.src = "menue_info_1.gif";
btHM_info_2 = new Image();
btHM_info_2.src = "menue_info_2.gif";
btHM_info_3 = new Image();
btHM_info_3.src = "menue_info_3.gif";


// Austauschfunktionen

var arrButtImage = new Array ("imgBtHM_home","imgBtHM_verkehr","imgBtHM_stadt","imgBtHM_wohnen","imgBtHM_buero","imgBtHM_info");
var arrButt1Obj = new Array (btHM_home_1,btHM_verkehr_1,btHM_stadt_1,btHM_wohnen_1,btHM_buero_1,btHM_info_1);
var arrButt2Obj = new Array (btHM_home_2,btHM_verkehr_2,btHM_stadt_2,btHM_wohnen_2,btHM_buero_2,btHM_info_2);
var arrButt3Obj = new Array (btHM_home_3,btHM_verkehr_3,btHM_stadt_3,btHM_wohnen_3,btHM_buero_3,btHM_info_3);

function onloadHM ()
  {window.document.images[arrButtImage[parent.vxHM]].src = arrButt3Obj[parent.vxHM].src;};

function hmOver (vlxButtZahl)
  { window.document.images[arrButtImage[vlxButtZahl]].src = arrButt2Obj[vlxButtZahl].src; };

function hmOut (vlxButtZahl)
  {
    if (parent.vxHM == vlxButtZahl) // aktiver oder nicht aktiver Button?
      { window.document.images[arrButtImage[vlxButtZahl]].src = arrButt3Obj[vlxButtZahl].src; }
    else
      { window.document.images[arrButtImage[vlxButtZahl]].src = arrButt1Obj[vlxButtZahl].src; };
  };


////
///  Fehlermeldungen
//

// auf Framesetaufruf kontrollieren
if (parent.location.href == self.location.href)
  { window.top.location.href = "http://www.architektgruener.de/allgemein/fehlermeldungen/no_frame.html";  };

// kein DHTML
if (!(document.layers || document.all || document.getElementById))
  { window.top.location.href = "http://www.architektgruener.de/allgemein/fehlermeldungen/no_dhtml.html";  };