// random
//store the quotations in arrays
images = new Array(4);

images[0] = "<img src='http://www.speedxworld.com/images/head_banner.gif' border='0'>";
images[1] = "<img src='http://www.speedxworld.com/images/head_banner1.gif' border='0'>";
images[2] = "<img src='http://www.speedxworld.com/images/head_banner2.gif' border='0'>";
images[3] = "<img src='http://www.speedxworld.com/images/head_banner3.gif' border='0'>";


index = Math.floor(Math.random() * images.length);


document.write(images[index] );

//done