var currentDate = 0;
var seed = 0;
/*funtion makes the required number of empty array elements*/
function imageArray (n) {
  this.length = n;
  for (var i =1; i <= n; i++) {
    this[i] = ' ';

  }
}

/*add your images here*/
imageArr = new imageArray(5)
imageArr[0] = '0.jpg';
imageArr[1] = '01.jpg';
imageArr[2] = '02.jpg';
imageArr[3] = '03.jpg';
imageArr[4] = '04.jpg';
imageArr[5] = '05.jpg';

var r = 60/imageArr.length;
/*random number generator which returns the imagename from the array*/
function randomImage() {
  currentDate = new Date();
  seed = currentDate.getSeconds();
  seed = Math.floor(seed/r);
    return(imageArr[seed]);
}
/*function to add the code into the document*/
function showImage(){
document.write("<img src='/images/"+randomImage()+"' alt='Barcant Beardon - Islington and North London Chartered Accountants' width='229' height='180' class='imgRnd' />");
//alert("<img src='/images/"+randomImage()+"' alt='Barcant Beardon - Islington and North London Chartered Accountants' width='229' height='180' />");
}