hey everyone need some help with a php script thanks

[pavlos1982]

 

PHP

 

<div id="header" <?php if(is_page('About')) : ?>class="aboutpageclass"<?php else : ?>class="normalclass"<?php endif;?>>

 

 

Css

 

.aboutpageclass { background-image:someimage.jpg; }

.normalclass { background-image:anotherimage.jpg }

 

the thing is it work perfectly one problem im trying to add another picture to my other pages using this code in my header sections , if anybody could help me out on the php script what to write to extend the code for me to add more picture to other pages , thank in advanced