var currentdate = 0
var core = 0

function StringArray (n) {
  this.length = n;
  for (var i =1; i <= n; i++) {
    this[i] = ' '

  }
}

image = new StringArray(11)
image[0] = 'fileadmin/templates/randomimages/image-01.jpg'
image[1] = 'fileadmin/templates/randomimages/image-02.jpg'
image[2] = 'fileadmin/templates/randomimages/image-03.jpg'
image[3] = 'fileadmin/templates/randomimages/image-04.jpg'
image[4] = 'fileadmin/templates/randomimages/image-05.jpg'
image[5] = 'fileadmin/templates/randomimages/image-06.jpg'
image[6] = 'fileadmin/templates/randomimages/image-07.jpg'
image[7] = 'fileadmin/templates/randomimages/image-08.jpg'
image[8] = 'fileadmin/templates/randomimages/image-09.jpg'
image[9] = 'fileadmin/templates/randomimages/image-10.jpg'
image[10] = 'fileadmin/templates/randomimages/image-11.jpg'

var ran = 60/image.length

function ranimage() {
  currentdate = new Date()
  core = currentdate.getSeconds()
  core = Math.floor(core/ran)
    return(image[core])
}

document.write("<img src='" +ranimage()+ "'>")