// JavaScript Document
var num;
var myPics= [['/site/DefaultSite/skins/aaa/images/image1.jpg','Picture of tapping cane'], ['/site/DefaultSite/skins/aaa/images/image2.jpg','Picture of computer keyboard with blue access button'], ['/site/DefaultSite/skins/aaa/images/image3.jpg','Picture of international sign language symbol for okay'], ['/site/DefaultSite/skins/aaa/images/image4.jpg','Picture of man using screenreader'], ['/site/DefaultSite/skins/aaa/images/image5.jpg','Picture of designated accessible pathway'], ['/site/DefaultSite/skins/aaa/images/image6.jpg','Picture of person reading Braille document'], ['/site/DefaultSite/skins/aaa/images/image7.jpg','Picture of woman using wheelchair and platform lift'], ['/site/DefaultSite/skins/aaa/images/image8.jpg','Picture of woman and man pushing baby stroller'], ['/site/DefaultSite/skins/aaa/images/image9.jpg','Picture of harnessed guide dog'], ['/site/DefaultSite/skins/aaa/images/image10.jpg','Picture of woman crossing road on motorised scooter'], ['/site/DefaultSite/skins/aaa/images/image11.jpg','Picture of young child with Down Syndrome'] ];

var imgCt=myPics.length;

function testNumber() {
randomNum=Math.floor(Math.random()*imgCt);
if(randomNum==num) {
testNumber();
}
else {
num=randomNum;
document.getElementById('myimage').src=myPics[randomNum][0];
document.getElementById('myimage').alt=myPics[randomNum][1];
document.getElementById('myimage').title=myPics[randomNum][1];
setCookie();
}
}



function setCookie() {
exp=new Date();
plusMonth=exp.getTime()+(31*24*60*60*1000);
exp.setTime(plusMonth);
document.cookie='Number='+num+';expires='+exp.toGMTString();
}

function readCookie() {
if(document.cookie) {
num=document.cookie.split('Number=')[1];
testNumber();
}
else {
testNumber();
}
}
window.onload=readCookie;