/* preload */
	arg = new Array(
	"images/nav1_1.gif",
	"images/nav1_2.gif",
	"images/nav1_3.gif",
	"images/nav2_1.gif",
	"images/nav2_2.gif",
	"images/nav2_3.gif",
	"images/nav3_1.gif",
	"images/nav3_2.gif",
	"images/nav3_3.gif",
	"images/nav4_1.gif",
	"images/nav4_2.gif",
	"images/nav4_3.gif",
	"images/nav5_1.gif",
	"images/nav5_2.gif",
	"images/nav5_3.gif",
	"images/nav6_1.gif",
	"images/nav6_2.gif",
	"images/nav6_3.gif",
	"images/nav7_1.gif",
	"images/nav7_2.gif",
	"images/nav7_3.gif"
	);
	
	
	
function preload() {
  var arg;
  if (arg = (arguments || preload.arguments))
    for(var img = new Array, i = 0; i < arg.length; i++) {
      img[i] = new Image;
      img[i].src = arg[i];
    }
}
	

var active_subcontent=0;
var active_staysubcontent=0;

//************** bildwechsel hauptmenue

function activate_menue(menue) {
	if ((menue!=active_subcontent) && (menue!=active_staysubcontent))
		document.images["nav"+menue].src = "images/nav"+menue+"_2.gif";
}

function deactivate_menue(menue) {
	if ((menue!=active_subcontent) && (menue!=active_staysubcontent))
		document.images["nav"+menue].src = "images/nav"+menue+"_1.gif";
}


function store_staymenue(staymenue) {
	if (staymenue!=active_subcontent) {
		if (active_staysubcontent)
			document.images["nav"+active_staysubcontent].src = "images/nav"+active_staysubcontent+"_1.gif";
			document.images["nav"+staymenue].src = "images/nav"+staymenue+"_3.gif";
			active_staysubcontent=staymenue;
		}
}





/******************* agbs *****************************/

function openAGB(URL){
	win = window.open(URL,"New","toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=500,height=530");
	win.window.focus();
}