$(document).ready(function(){

$("div.cont_anim").animate({"top": "+=300px", opacity: 'toggle', height: ['300', 'swing'],}, 1000, 'linear'
  , function() {
    $('div.cont_anim div.block').animate({
    opacity: 'toggle'
  }, 1000, 'linear'
  
  , function() {
    $('div.cont_anim div#close').animate({
    opacity: 'toggle'
  }, 1000, 'linear');
  });


});

$("#close a").click(function(){
  $("div.cont_anim").animate({"top": "-=300px", opacity: 'toggle'}, 1000, 'linear');
});


});