// JavaScript Document
 var imlocation = "header/";
 var currentdate = 0;
 var image_number = 0;
 function ImageArray (n) {
   this.length = n;
   for (var i =1; i <= n; i++) {
     this[i] = ' '
   }
 }
 image = new ImageArray(12)
 image[0] =  'header_01.jpg'
 image[1] =  'header_02.jpg'
 image[2] =  'header_03.jpg'
 image[3] =  'header_04.jpg'
 image[4] =  'header_05.jpg'
 image[5] =  'header_06.jpg'
 image[6] =  'header_07.jpg'
 image[7] =  'header_08.jpg'  
 image[8] =  'header_09.jpg'  
 image[9] =  'header_10.jpg'  
 image[10] = 'header_11.jpg'
 image[11] = 'header_13.jpg'  

 var rand = 60/image.length
 function randomimage() {
 	currentdate = new Date()
 	image_number = currentdate.getSeconds()
 	image_number = Math.floor(image_number/rand)
 	return(image[image_number])
 }