function popup(picturename,picturetitle,width,height) { var sY = (screen.height - height)/2; var sX = (screen.width - width)/2; picturewindow = window.open('','Fenster','width=' + width + ',height=' + height + ',top=' + sY + ',left=' + sX + ',resizable=no'); picturewindow.document.write ('') picturewindow.document.write (' [klikkre az ablak bezáródik]

'); picturewindow.document.write ('') picturewindow.document.title = picturetitle; }