test

<script type="text/javascript">  
function selectCode(a){  
var e=a.parentNode.parentNode.getElementsByTagName('code')[0];  
if(window.getSelection){  
var s=window.getSelection();  
if(s.setBaseAndExtent){  
s.setBaseAndExtent(e,0,e,e.innerText.length-1);  
}else{  
var r=document.createRange();  
r.selectNodeContents(e);  
s.removeAllRanges();  
s.addRange(r);}  
}else if(document.getSelection){  
var s=document.getSelection();  
var r=document.createRange();  
r.selectNodeContents(e);  
s.removeAllRanges();  
s.addRange(r);  
}else if(document.selection){  
var r=document.body.createTextRange();  
r.moveToElementText(e);  
r.select();}}  
//
codediv=document.getElementsByTagName('div');  
for(i=0;i<codediv.length;i++){  
if(codediv[i].className=="bbCodeBlock"){  
s=codediv[i].innerHTML;  
s=s.replace(/>Code</g,'>Код: <a href="#" onclick="selectCode(this);return false;">Выделить всё<\/a><').replace('<!--uzc-->','<!--uzc--><code>').replace('<!--\/uzc-->','<\/code><!--\/uzc-->');  
codediv[i].innerHTML=s;}}  
</script>