var currentdate = 0
var core = 0

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


image = new StringArray(5)
image[0] = 'ideais1.jpg'
image[1] = 'ideais2.jpg'
image[2] = 'ideais3.jpg'
image[3] = 'ideais4.jpg'
image[4] = 'ideais5.jpg'

var ran = 60/image.length

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