var imlocation = "images/brod/";
 function ImageArray (n) {
   this.length = n;
   for (var i =1; i <= n; i++) {
     this[i] = ' '
   }
 }
image = new ImageArray(7)
image[0] = 'ss_01.jpg'
image[1] = 'ss_02.jpg'
image[2] = 'ss_03.jpg'
image[3] = 'ss_04.jpg'
image[4] = 'ss_05.jpg'
image[5] = 'ss_06.jpg'
image[6] = 'ss_07.jpg'
var currentdate = new Date();
var imagenumber = currentdate.getDay();
document.write('<img src="' + imlocation + image[imagenumber] + '">');