var contentHeight = 0;
var windowHeight  = 0;
var howHigh       = 0;

function reposition(){
  contentHeight = $('#content').height();
  windowHeight  = $(window).height();
  howHigh       = (windowHeight - contentHeight) / 2;
  
  $('#content').css({
    'margin-top' : howHigh
  });
}

function workTrigger(){
  $('body').toggleClass('work');
}

$('html').addClass('js');

reposition();

$('#work-link, #overlay, #portfolio-items').click(function(){
  workTrigger();
});

$('.item').click(function(){
  return false;
});

$(window).resize(function(){
  reposition();
});