anchor.diff:        s.parentNode.insertBefore(g,s)}(document,'script'));
       </script>
   
  -  <% unless current_user.organized_books.empty? %>
  -  <!-- begin olark code -->
  -  <script data-cfasync="false" type='text/javascript'>/*<![CDATA[*/window.olark||(function(c){var f=window,d=document,l=f.location.protocol=="https:"?"https:":"http:",z=c.name,r="load";var nt=function(){
  -  f[z]=function(){
  -  (a.s=a.s||[]).push(arguments)};var a=f[z]._={
  -  },q=c.methods.length;while(q--){(function(n){f[z][n]=function(){
  -  f[z]("call",n,arguments)}})(c.methods[q])}a.l=c.loader;a.i=nt;a.p={
  -  0:+new Date};a.P=function(u){
  -  a.p[u]=new Date-a.p[0]};function s(){
  -  a.P(r);f[z](r)}f.addEventListener?f.addEventListener(r,s,false):f.attachEvent("on"+r,s);var ld=function(){function p(hd){
  -  hd="head";return["<",hd,"></",hd,"><",i,' onl' + 'oad="var d=',g,";d.getElementsByTagName('head')[0].",j,"(d.",h,"('script')).",k,"='",l,"//",a.l,"'",'"',"></",i,">"].join("")}var i="body",m=d[i];if(!m){
  -  return setTimeout(ld,100)}a.P(1);var j="appendChild",h="createElement",k="src",n=d[h]("div"),v=n[j](d[h](z)),b=d[h]("iframe"),g="document",e="domain",o;n.style.display="none";m.insertBefore(n,m.firstChild).id=z;b.frameBorder="0";b.id=z+"-loader";if(/MSIE[ ]+6/.test(navigator.userAgent)){
  -  b.src="javascript:false"}b.allowTransparency="true";v[j](b);try{
  -  b.contentWindow[g].open()}catch(w){
  -  c[e]=d[e];o="javascript:var d="+g+".open();d.domain='"+d.domain+"';";b[k]=o+"void(0);"}try{
  -  var t=b.contentWindow[g];t.write(p());t.close()}catch(x){
  -  b[k]=o+'d.write("'+p().replace(/"/g,String.fromCharCode(92)+'"')+'");d.close();'}a.P(2)};ld()};nt()})({
  -  loader: "static.olark.com/jsclient/loader0.js",name:"olark",methods:["configure","extend","declare","identify"]});
  -  /* custom configuration goes here (www.olark.com/documentation) */
  -  olark.identify('2286-731-10-2219');/*]]>*/</script><noscript><a href="https://www.olark.com/site/2286-731-10-2219/contact" title="Contact us" target="_blank">Questions? Feedback?</a> powered by <a href="http://www.olark.com?welcome" title="Olark live chat software">Olark live chat software</a></noscript>
  -  <!-- end olark code -->
  -  <% end %>
  -
  +    <% unless current_user.organized_books.empty? %>
  +      <!-- begin olark code -->
  +      <script data-cfasync="false" type='text/javascript'>/*<![CDATA[*/window.olark||(function(c){var f=window,d=document,l=f.location.protocol=="https:"?"https:":"http:",z=c.name,r="load";var nt=function(){
  +      f[z]=function(){
  +      (a.s=a.s||[]).push(arguments)};var a=f[z]._={
  +      },q=c.methods.length;while(q--){(function(n){f[z][n]=function(){
  +      f[z]("call",n,arguments)}})(c.methods[q])}a.l=c.loader;a.i=nt;a.p={
  +      0:+new Date};a.P=function(u){
  +      a.p[u]=new Date-a.p[0]};function s(){
  +      a.P(r);f[z](r)}f.addEventListener?f.addEventListener(r,s,false):f.attachEvent("on"+r,s);var ld=function(){function p(hd){
  +      hd="head";return["<",hd,"></",hd,"><",i,' onl' + 'oad="var d=',g,";d.getElementsByTagName('head')[0].",j,"(d.",h,"('script')).",k,"='",l,"//",a.l,"'",'"',"></",i,">"].join("")}var i="body",m=d[i];if(!m){
  +      return setTimeout(ld,100)}a.P(1);var j="appendChild",h="createElement",k="src",n=d[h]("div"),v=n[j](d[h](z)),b=d[h]("iframe"),g="document",e="domain",o;n.style.display="none";m.insertBefore(n,m.firstChild).id=z;b.frameBorder="0";b.id=z+"-loader";if(/MSIE[ ]+6/.test(navigator.userAgent)){
  +      b.src="javascript:false"}b.allowTransparency="true";v[j](b);try{
  +      b.contentWindow[g].open()}catch(w){
  +      c[e]=d[e];o="javascript:var d="+g+".open();d.domain='"+d.domain+"';";b[k]=o+"void(0);"}try{
  +      var t=b.contentWindow[g];t.write(p());t.close()}catch(x){
  +      b[k]=o+'d.write("'+p().replace(/"/g,String.fromCharCode(92)+'"')+'");d.close();'}a.P(2)};ld()};nt()})({
  +      loader: "static.olark.com/jsclient/loader0.js",name:"olark",methods:["configure","extend","declare","identify"]});
  +      /* custom configuration goes here (www.olark.com/documentation) */
  +      olark.identify('2286-731-10-2219');/*]]>*/</script><noscript><a href="https://www.olark.com/site/2286-731-10-2219/contact" title="Contact us" target="_blank">Questions? Feedback?</a> powered by <a href="http://www.olark.com?welcome" title="Olark live chat software">Olark live chat software</a></noscript>
  +      <!-- end olark code -->
  +    <% end %>
     </body>
   </html>
  
positive.code:     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
      <%= yield(:title).presence || content_tag(:title, "Livro da Classe") %>
      <%= stylesheet_link_tag    "application", :media => "all" %>
      <%= javascript_include_tag "application" %>
      <%= favicon_link_tag %>
      <%= csrf_meta_tags %>
      <%= yield :meta_tags %>
  
negative.code:       </div>
      </footer>
  
      <%= javascript_include_tag "application" %>
  
      <script>
        var _gaq=[['_setAccount','UA-34822510-2'],['_trackPageview']];
        (function(d,t){var g=d.createElement(t),s=d.getElementsByTagName(t)[0];
  