How to make the page debugging on the device?

when you use the ios 5 device can also be used to the developer tools inside to open the console in safari, see c>
code is as follows:

<HTML debug=true>
<Meta HTTP - equiv="C/>
<title> title
<script type=" text/javascript "SRC=" "></script>

page specific content </body>
</html> <span style=" white - space: the pre. "></span>

This concludes the body part