<style>.code-box strong>a{cursor:pointer}</style>
<script type="text/javascript">
function select_text(elem) {
if(window.getSelection) {   
var s=window.getSelection();   
if(s.setBaseAndExtent){   
s.setBaseAndExtent(elem,0,elem,elem.innerText.length-1);   
}
else {   
var r=document.createRange();   
r.selectNodeContents(elem);   
s.removeAllRanges();   
s.addRange(r);
}   
}
else if(document.getSelection){   
var s=document.getSelection();   
var r=document.createRange();   
r.selectNodeContents(elem);   
s.removeAllRanges();   
s.addRange(r);   
}
else if(document.selection){   
var r=document.body.createTextRange();   
r.moveToElementText(elem);   
r.select();
}   
}
</script>
<script type="text/javascript">
$('.code-box strong').html('<a onclick="select_text(this.parentNode.parentNode.childNodes[1].getElementsByTagName(\'pre\')[0]); return false;">Выделить код</a>');
</script>

.pa-fld2{
  max-width:195px!important;
  padding:0 10px!important;
}