// JavaScript Document
var backgs = new Array();
backgs[0] = "url(../Imagens/fundo_1.jpg)";
backgs[1] = "url(../Imagens/fundo_2.jpg)";
backgs[2] = "url(../Imagens/fundo_3.jpg)";
backgs[3] = "url(../Imagens/fundo_4.jpg)";
backgs[4] = "url(../Imagens/fundo_5.jpg)";
backgs[5] = "url(../Imagens/fundo_6.jpg)";
backgs[6] = "url(../Imagens/fundo_7.jpg)";
backgs[10] = "url(../Imagens/fundo_CD.jpg)";
backgs[12] = "url(../Imagens/fundo_INFO.jpg)";
backgs[13] = "url(../Imagens/fundo_OT.jpg)";
backgs[14] = "url(../Imagens/fundo_ART.jpg)";
backgs[15] = "url(../Imagens/fundo_EP.jpg)";
backgs[11] = "url(../Imagens/fundo_BT.jpg)";
backgs[16] = "url(../Imagens/fundo_SE.jpg)";
backgs[17] = "url(../Imagens/fundo_RSD.jpg)";
backgs[18] = "url(../Imagens/fundo_ESP.jpg)";
backgs[19] = "url(../Imagens/fundo_T2.jpg)";



//Here is my function which changes an image when the hyperlink : //javascript:changeImage(1) is pressed.

function changeImage(which) {
newImage = backgs[which];
document.getElementById("container").style.backgroundImage = newImage;
}

function limpar() 
{ 
   document.getElementById("mainContent").innerHTML=""; 
} 

//script para fazer random da imagem inicial
// Activate cloaking device
var randnum = Math.random();
var inum = 3;
// Change this number to the number of images you are using.
var rand1 = Math.round(randnum * (inum-1)) + 1;
var images = new Array
images[1] = "../Imagens/fundo_RSD.jpg"
images[2] = "../Imagens/fundo_OT.jpg"
images[3] = "../Imagens/fundo_ART.jpg"



//// Ensure you have an array item for every image you are using.
//
// Ensure you have an array item for every image you are using.
var image = images[rand1]
// Deactivate cloaking device -->