var pbsLayerId=0;

$(document).ready( function() {
  $('#pbs-auswahl a').mouseover(mouseOver).mousemove(mouseMove).mouseout(mouseOut);
  $('.pbs-layer').mouseout(function() { $('.pbs-layer').hide(); } );
});

function mouseOver(event) {
  var r=this.className.match(/pbsart(\d+)/);
  if (r && r[1]>0) {
    pbsLayerId=parseInt(r[1]);
    window.setTimeout(showPbs, 500);
  }
}

function showPbs() {
  $("#art"+pbsLayerId).show();
}

function mouseMove(event) {
  if (typeof event == 'undefined') event = window.event;
  var ex=event.clientX;
  var ey=event.clientY;

  var scrollTop
  if (typeof window.pageYOffset != 'undefined') {
    scrollTop = window.pageYOffset;
  } else if (typeof document.compatMode != 'undefined' && document.compatMode != 'BackCompat') {
    scrollTop = document.documentElement.scrollTop;
  } else if (typeof document.body != 'undefined') {
    scrollTop = document.body.scrollTop;
  }
  ey+=scrollTop;

  $("#art"+pbsLayerId).css("left", (ex-280)+"px").css("top", ey+"px");
}

function mouseOut(event) {
  $(".pbs-layer").hide();
}