function ToggleBookButton(ID) {
		if (document.getElementById('Button'+ ID).checked == true) {
			document.getElementById('Button'+ ID).checked = false;
			document.getElementById('Image'+ ID).src= 'images/off.gif';
		} else {
			document.getElementById('Button'+ ID).checked= true;
			document.getElementById('Image'+ ID).src= 'images/on.gif';
			
			
		}
}

function N() {
	
}

function Raumplan(wich) {
	window.open('/raumplan.php?ID='+wich,'mywindow','width=400,height=400,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbarsnoyes,copyhistory=no, resizable=yes');
	
}