/* ====== Select Code from phpBB3 to uCoz ~ http://allcity.net.ru/ ====== */  
div.bbCodeName {margin-bottom:3px;}  
div.codeMessage code {font-size:14px;}  
/* ============================================================= */

<script type="text/javascript">  
// Select Code from phpBB3 to uCoz ~ http://allcity.net.ru/  
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<\/div>','>Код: <a href="#" onclick="selectCode(this); return false;">Выделить всё<\/a><\/div>').replace('<!--uzc-->','<!--uzc--><code>').replace('<!--\/uzc-->','<\/code><!--\/uzc-->');  
codediv[i].innerHTML=s;}}  
</script>