var ID_swap = false;
var defaultPic = false;
var defaultSub = false;
var defaultLogo = false;
var speedPic = 3000;
function swapPic(wert){
	if(!defaultPic) {
		defaultPic = document.images["navipic"].src;
	}
	if(ID_swap) { window.clearTimeout(ID_swap); }
	document.images["navipic"].src = "pics/navi_" + wert + ".jpg";
}
function resetPic(){
	window.clearTimeout(ID_swap);
	document.images["navipic"].src = defaultPic;
}