How can I change styling and test for every page reload

[jakmak]

For each reload i want to change the text and also i want to change background color How can I do this?I can also use PHP. I thing for this coding PHP is not needed Following is the skeleton of my code Css \[code\] <style> .rotate { background-color:#9C6; } </style>\[/code\]Javascript\[code\]<script type="text/javascript" src="http://stackoverflow.com/questions/13737522/jquery.min.js"></script><script>$(document).ready(function(){ $('#myTxt').html("hai");});</script>\[/code\]Html\[code\]<div class="rotate" style="border: 1px red solid; height:100px; width:200px;"> <span id="myTxt"></span></div>\[/code\]