I need to show each number of div in the page in order

And add the value of each div inside span

so if I have 4 divs inside page like this

```
<div>first div</div>
<div>second div</div>
<div>third div</div>

```

every div need to show his order and be like this

```
<div>first div <span>1</span></div>
<div>second div <span>2</span></div>
<div>third div <span>3</span></div>

```

This html example code in jsfiddle

<http://jsfiddle.net/CtDLe/>

I need the output to be like this using jQuery

<http://jsfiddle.net/CtDLe/1/>