function openFoto(album, nummer, width, height){
    height = height
    NewWindow=window.open("http://www.bbcbiljart.nl/fotos/"+album+"/"+nummer,'newWin','width='+width+',height='+height+',left=0,top=0,toolbar=No,location=No,scrollbars=No,status=No,resizable=No,fullscreen=No');
    NewWindow.focus();
    screen_height = window.screen.availHeight;
    screen_width = window.screen.availWidth;
    left_point = parseInt(screen_width/2)-(width/2);
    top_point = parseInt(screen_height/2)-(height/2);
    setTimeout('NewWindow.moveTo(left_point,top_point)',100); void(0);
}