function naviOver(theElement) {
	oldSrc = theElement.src;
	isAct = oldSrc.search(/.+_act.gif/);
		
	if(isAct == -1) {
		newSrc = oldSrc.replace(/.gif/, "_act.gif")
		theElement.src = newSrc;
	}
}


function naviOut(theElement) {
	oldSrc = theElement.src;
	newSrc = oldSrc.replace(/_act.gif/, ".gif")
	theElement.src = newSrc;
}


function scrollDiv(target) {
	document.getElementById('scrollbox').scrollTop=50;
}

var myImages = new Array();

function preloadImages() {
    for (i=0;i<preloadImages.arguments.length;i++) {
        myImages[i] = new Image();
        myImages[i].src = preloadImages.arguments[i];
    }
}

function preloadEverything() {
	preloadImages("img/navi/calendar_act.gif","img/navi/team_act.gif","img/navi/philosophy_act.gif","img/navi/gallery_act.gif","img/navi/calendar_act.gif","img/navi/tickets_act.gif","img/navi/contact_act.gif","img/navi/welcome_act.gif");
	preloadImages("img/bg/lefttop02.jpg","img/bg/lefttop03.jpg","img/bg/lefttop04.jpg","img/bg/lefttop05.jpg","img/bg/lefttop06.jpg","img/bg/lefttop07.jpg");
	preloadImages("img/bg/leftbot02.jpg","img/bg/leftbot03.jpg","img/bg/leftbot04.jpg","img/bg/leftbot05.jpg","img/bg/leftbot06.jpg","img/bg/leftbot07.jpg");
	preloadImages("img/bg/centtop02.jpg","img/bg/centtop03.jpg","img/bg/centtop04.jpg","img/bg/centtop05.jpg","img/bg/centtop06.jpg","img/bg/centtop07.jpg");
	preloadImages("img/bg/centbot02.jpg","img/bg/centbot03.jpg","img/bg/centbot04.jpg","img/bg/centbot05.jpg","img/bg/centbot06.jpg","img/bg/centbot07.jpg");
	preloadImages("img/bg/right02.jpg","img/bg/right03.jpg","img/bg/right04.jpg","img/bg/right05.jpg","img/bg/right06.jpg","img/bg/right07.jpg");
}

function disclaimer() {
    window.open("disclaimer.html","discl_win","width=450,height=570,top=50,left=100,scrollbars=yes");
}

function lageplan() {
	window.open("img/lageplan.jpg","discl_win","width=455,height=320,top=50,left=50,scrollbars=yes");
}