var arImages = new Array();
            arImages[0] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_67.jpg",
                                   title: "Sports 2011",
                                   lead:  "Yellow"};
            arImages[1] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_71.jpg",
                                   title: "Godspell College",
                                   lead:  "Sports 2011"};
            arImages[2] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_58.jpg",
                                   title: "Godspell Vision",
                                   lead:  "\"Uniqueness\""};
            arImages[3] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_68.jpg",
                                   title: "Godspell College",
                                   lead:  "Sports 2011"};
            arImages[4] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_57.jpg",
                                   title: "Technology",
                                   lead:  "\"Digital Learning\""};
            arImages[5] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_62.jpg",
                                   title: "Godspell College",
                                   lead:  "\"Brain Compatible Learning\""};
            arImages[6] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_27.jpg",
                                   title: "Godspell Spirit",
                                   lead:  "1st. Form"};
            arImages[7] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_19.jpg",
                                   title: "Godspell College",
                                   lead:  "Intercolegial de Ski"};
            arImages[8] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_51.jpg",
                                   title: "Godspell Today",
                                   lead:  "Primary"};
            arImages[9] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_61.jpg",
                                   title: "Godspell Value of the Month",
                                   lead:  "Forgiveness"};
            arImages[10] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_53.jpg",
                                   title: "Godspell Primary",
                                   lead:  "Atelier"};
            arImages[11] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_59.jpg",
                                   title: "Kindergarten",
                                   lead:  "Caring"};
            arImages[12] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_69.jpg",
                                   title: "Godspell Sports",
                                   lead:  "Intermediate Display"};
            arImages[13] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_60.jpg",
                                   title: "Godspell Today",
                                   lead:  "Technology"};
            arImages[14] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_66.jpg",
                                   title: "Sports 2011",
                                   lead:  "Red"};
            arImages[15] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_52.jpg",
                                   title: "Godspell Senior",
                                   lead:  "Drama Club"};
            arImages[16] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_16.jpg",
                                   title: "Godspell Primary",
                                   lead:  "Interhouses Hockey"};
            arImages[17] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_45.jpg",
                                   title: "Godspell Supravalor",
                                   lead:  "Passion"};
            arImages[18] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_55.jpg",
                                   title: "Godspell Today",
                                   lead:  "Kindergarten"};
            arImages[19] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_18.jpg",
                                   title: "Godspell College",
                                   lead:  "Art Fair"};
            arImages[20] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_56.jpg",
                                   title: "Godspell Primary",
                                   lead:  "\"Centers\""};
            arImages[21] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_28.jpg",
                                   title: "Godspell Intermediate",
                                   lead:  "Performing Arts"};
            arImages[22] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_26.jpg",
                                   title: "Godspell College",
                                   lead:  "Building Background Knowledge"};
            arImages[23] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_29.jpg",
                                   title: "Godspell Primary",
                                   lead:  "\"Millennials Generation\""};
            arImages[24] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_65.jpg",
                                   title: "Sports 2011",
                                   lead:  "Green"};
            arImages[25] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_64.jpg",
                                   title: "Sports 2011",
                                   lead:  "November"};
            arImages[26] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_37.jpg",
                                   title: "Godspell Intermediate",
                                   lead:  "\"Rubrics\""};
            arImages[27] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_70.jpg",
                                   title: "Godspell College",
                                   lead:  "Senior III"};
            arImages[28] = {url:   "http://www.godspell.org.ar/upload/images/mainImage_63.jpg",
                                   title: "Godspell Values",
                                   lead:  "Think Positive"};
var imgActual = 0;
function cambiarImg(){
$('imgRot').style.background = "url("+arImages[imgActual].url+")";
$('imgTitle').innerHTML = arImages[imgActual].title;
$('imgSubtitle').innerHTML = arImages[imgActual].lead;
imgActual++;
if (imgActual == (arImages.length))
imgActual = 0;
}
window.onload  = setInterval("cambiarImg()", 10000);

<!-- 
 Array.prototype.random = function( r ) {
 var i = 0, l = this.length;
 if( !r ) { r = this.length; }
 else if( r > 0 ) { r = r % l; }
 else { i = r; r = l + r % l; }
 return this[ Math.floor( r * Math.random() - i ) ];
};

arImages.random();

function rotarImages()
{	
    mostrarImage(0,0);
}


function mostrarImage(id)
{
    $('imgRot').style.background = "url("+arImages[id].url+")";
    $('imgTitle').innerHTML = arImages[id].title;
    $('imgSubtitle').innerHTML = arImages[id].subtitle;
    var siguiente = id==arImages.length-1 ? 0 : id+1;
    setInterval('mostrarimage('+ siguiente +')', imagesTime);
}
-->