var images = new Array();

images[0] = "000.jpg"; 
images[1] = "001.jpg";
images[2] = "002.jpg";
images[3] = "003.jpg";
images[4] = "004.jpg"; 
images[5] = "005.jpg";
images[6] = "006.jpg";
images[7] = "007.jpg";
images[8] = "008.jpg"; 
images[9] = "009.jpg";
images[10] = "010.jpg"; 
images[11] = "011.jpg";
images[12] = "012.jpg";
images[13] = "013.jpg";
images[14] = "014.jpg"; 
images[15] = "015.jpg";
images[16] = "016.jpg";
images[17] = "017.jpg";
images[18] = "018.jpg"; 
images[19] = "019.jpg";
images[20] = "000.jpg"; 
images[21] = "021.jpg";
images[22] = "022.jpg";
images[23] = "023.jpg";

var number = images.length;
var increment = Math.floor(Math.random() * number);
var headerChoice = '<img src="/images/headers/'+images[increment]+'" border="0" width="763" height="124">'
document.write(headerChoice) ;