<!--
images = new Array(8);
images[0]  = "oaktree.jpg";
images[1]  = "lemonflower.jpg";
images[2]  = "appletree.jpg";
images[3]  = "daisies.jpg";
images[4]  = "tall_trees.jpg";
//images[5]  = "sunset.jpg";
images[5]  = "sequoia.jpg";
images[6]  = "bluplant.jpg";
images[7]  = "balboa.jpg";

index = Math.floor(Math.random() * images.length);
document.write("<style type=\"text/css\">\n");
document.write(".mainheader {height: 170px; margin:0; padding:0; margin:0; text-align:left;background-image:url(images/" + images[index] + "); background-repeat:no-repeat; background-position:right top;}\n");
document.write("</style>\n");
// -->