$(document).ready(function() {
  shiftPane=function(){
    var wscroll=$(window).scrollTop()
    var htop=$('#contentsCentral').offset().top
    var rheight=$('#contentsRight').height()
    var mheight=$('#contentsCentral').height()
    
    var tscroll
    if(rheight>=mheight){tscroll=0}else{
    tscroll=wscroll<htop?0:wscroll-htop+20
    tscroll=tscroll+rheight<mheight?tscroll:mheight-rheight
    }
    $('#contentsRight').stop().animate({'marginTop':tscroll+'px'},500);
    
    wscroll=htop=rheight=mheight=null
  }

  $('a[rel^="lb-"]').colorbox({photo:'1',speed:500});

  $(window).scroll(function(){
    shiftPane();
  }).resize(function(){
    shiftPane();
  })
});