function openPicture(address){
	var win = window.open(address, "Detailansicht", "width=550,height=600");
	if(win){
		win.focus();
	}
}

function writeYear(){
	var curdate = new Date(); 
	document.write(curdate.getYear()+ ((curdate.getYear()<2000)?1900:0) );
}

function replacePicture(targetId, sourceId){
	document.getElementById(targetId).src = document.getElementById(sourceId).src;
}