function openFirstClass (a)
	{	var F1
		F1=window.open (a,"Fenster1","height=580,width=500,toolbar=yes,menubar=yes,resizable=yes,location=no,status=yes,screenX=0,screenY=0,hotkeys=yes,scrollbars=yes,dependent=yes");
		F1.focus ();
	}
function openKurs (a)
	{	F2=window.open (a,"Kurs","height=580,width=870,toolbar=yes,menubar=no,resizable=yes,location=no,status=yes,screenX=0,screenY=0,hotkeys=no,scrollbars=yes,dependent=yes");
		F2.focus ();
	}
function openImage (a,x,y)
	{	F3=window.open (a,"Image","height="+y+",width="+x+",toolbar=no,menubar=no,resizable=yes,location=no,status=no,screenX=0,screenY=0,hotkeys=no,scrollbars=no,dependent=yes");
		F3.focus ();
	}
function openGlossar (a)
	{	var F4
		F4=window.open (a,"Glossar","height=570,width=840,toolbar=no,resizable=yes,location=no,status=yes,screenX=0,screenY=0,hotkeys=no,scrollbars=no,dependent=yes");
		F4.focus ();
	}
function openPinnwand (a)
	{	var F5
		F5=window.open (a,"Pinwand","height=580,width=640,toolbar=no,menubar=no,resizable=yes,location=no,status=no,screenX=0,screenY=0,hotkeys=yes,scrollbars=yes,dependent=yes");
		F5.focus ();
	}
function openPresenter (a)
	{	var F6
		F6=window.open (a,"Presenter","height=674,width=844,toolbar=no");
		F6.focus ();
	}