//Submenue-Funktionalitaet
var flag = false;
function showSub() {
	flag = !flag;
	for(var i = 2; i <= 4; i++) {
		document.getElementById('top'+i).style.top = flag ? 15*(i-1) + document.getElementById('sub1').offsetHeight : 15*(i-1);
	}
	document.getElementById('sub1').style.visibility = flag ? 'visible' : 'hidden'; 
}
//Bilder tauschen:
function changeBigPic(whProduct, whNum) {
	document.images['pic'].src = 'media/'+whProduct+'_pic_'+whNum+'.jpg';
}
//popup
function popup(url, w, h) {
	var newwin = self.open(url, '', 'width='+w+',height='+h+',scrollbars=0,toolbar=0,status=1,resizable=0');
	newwin.focus(); 
}