$(document).ready(function() {
  var randomImages = ['i-1','i-2','i-3','i-4','i-5','i-6','i-7'];
  var rndNum = Math.floor(Math.random() * randomImages.length);
  $("#inside").css({ background: "url(http://www.alexandriamanor.com/wp-content/themes/amr2011/images/" + randomImages[rndNum] + ".jpg) top center no-repeat" });
});

$(document).ready(function() {
  var randomImages = ['i-7'];
  var rndNum = Math.floor(Math.random() * randomImages.length);
  $("#bath").css({ background: "url(http://www.alexandriamanor.com/wp-content/themes/amr2011/images/" + randomImages[rndNum] + ".jpg) top center no-repeat" });
});

$(document).ready(function() {
  var randomImages = ['i-6'];
  var rndNum = Math.floor(Math.random() * randomImages.length);
  $("#bethlehem").css({ background: "url(http://www.alexandriamanor.com/wp-content/themes/amr2011/images/" + randomImages[rndNum] + ".jpg) top center no-repeat" });
});

$(document).ready(function() {
  var randomImages = ['i-3','i-4'];
  var rndNum = Math.floor(Math.random() * randomImages.length);
  $("#naz-1").css({ background: "url(http://www.alexandriamanor.com/wp-content/themes/amr2011/images/" + randomImages[rndNum] + ".jpg) top center no-repeat" });
});

$(document).ready(function() {
  var randomImages = ['i-1','i-2','i-4','i-5'];
  var rndNum = Math.floor(Math.random() * randomImages.length);
  $("#naz-2").css({ background: "url(http://www.alexandriamanor.com/wp-content/themes/amr2011/images/" + randomImages[rndNum] + ".jpg) top center no-repeat" });
});