javascript ver mais botao

1$(document).ready(function() {
2 
3    var showChar = 100;  
4    var ellipsestext = "...";
5    var moretext = "Show more >";
6    var lesstext = "Show less";
7    
8
9    $('.more').each(function() {
10        var content = $(this).html();
11 
12        if(content.length > showChar) {
13 
14            var c = content.substr(0, showChar);
15            var h = content.substr(showChar, content.length - showChar);
16 
17            var html = c + '<span class="moreellipses">' + ellipsestext+ ' </span><span class="morecontent"><span>' + h + '</span>  <a href="" class="morelink">' + moretext + '</a></span>';
18 
19            $(this).html(html);
20        }
21 
22    });
23 
24    $(".morelink").click(function(){
25        if($(this).hasClass("less")) {
26            $(this).removeClass("less");
27            $(this).html(moretext);
28        } else {
29            $(this).addClass("less");
30            $(this).html(lesstext);
31        }
32        $(this).parent().prev().toggle();
33        $(this).prev().toggle();
34        return false;
35    });
36});