var t=180;
var tx = 0
var ty = 0;
var x = 0;
var mypic = new Array();
var mytext = new Array();
var move;
var cards = new Array("mydiv1", "mydiv2", "mydiv3", "mydiv4", "mydiv5", "mydiv6", "mydiv7", "mydiv8", "mydiv9", "mydiv10", "mydiv11", "mydiv12", "mydiv13", "mydiv14", "mydiv15");
var anstab = new Array("ans1", "ans2", "ans3", "ans4", "ans5");
var clockpic= new Array("tm1", "tm2", "tm3", "tm4", "tm5", "tm6", "tm7", "tm8", "tm9", "tm10", "tm11", "tm12", "tm13", "tm14", "tm15");
function startit(data1, data2){
document.getElementById(data1).style.display = "none";
document.getElementById(data2).style.display = "";
}
function moveClock(){
move = window.setInterval("chengeCl()", 1000);
}
function chengeCl(){

t = t - 1;
tx = tx + 1;
if(tx == 12){
document.getElementById(clockpic[ty]).style.visibility = "hidden";
ty = ty+1;
tx = 0;
}
if(t==0){
window.clearInterval(move)
document.getElementById("restartbut").style.display = "";
}
}
function changeCards(obj){

for(i=0; i<cards.length; i++){
document.getElementById(cards[i]).style.background = "url('graphics/card.png')";
}
mypic.push(obj);
mytext.push(document.getElementById(obj).innerHTML);
if(mypic.length > 3){ 
mypic.shift();
mytext.shift();
}
for(i=0; i< mypic.length; i++){
if(document.getElementById(mypic[i]).style.visibility == "visible"){
document.getElementById(mypic[i]).style.background = "transparent";
}}}


function CorAns(obj1, obj2, obj3, obj4){

mypic.shift();
mypic.shift();
mypic.shift();
if(x < 5){
for(i=0; i<3; i++){
if(document.getElementById(obj1).innerHTML == mytext[i]){
for(y=0; y<3; y++){
if(document.getElementById(obj2).innerHTML == mytext[y]){
for(z=0; z<3; z++){
if(document.getElementById(obj3).innerHTML == mytext[z]){
document.getElementById(anstab[x]).innerHTML = document.getElementById(obj4).innerHTML;
document.getElementById(obj1).style.visibility = "hidden";
document.getElementById(obj2).style.visibility = "hidden";
document.getElementById(obj3).style.visibility  = "hidden";
document.getElementById(obj4).style.visibility = "hidden";
mytext.shift();
mytext.shift();
mytext.shift();
x = x+1;
}}}}}}}
if(x == 5){
window.clearInterval(move);
document.getElementById("nextbut").style.display = "";
}

for(i=0; i<3; i++){
if(document.getElementById(obj1).innerHTML != mytext[i] || document.getElementById(obj3).innerHTML != mytext[i] ||  document.getElementById(obj2).innerHTML != mytext[i]){
mytext.shift();
mytext.shift();
mytext.shift();
x = x;
for(i=0; i<15; i++){
document.getElementById(cards[i]).style.background = "url('graphics/card.png')";
}}}}

function restart(){
for(i=0; i<cards.length; i++){
document.getElementById(cards[i]).style.visibility = "visible";
document.getElementById(cards[i]).style.background = "url('graphics/card.png')";
}
for(i=0; i<anstab.length; i++){
document.getElementById(anstab[i]).innerText = "";
}
for(i=0; i<clockpic.length; i++){
document.getElementById(clockpic[i]).style.visibility = "visible";
}
document.getElementById("restartbut").style.display = "none";
t=180;
tx = 0
ty = 0;
x = 0;
mytext.shift();
mytext.shift();
mytext.shift();
mypic.shift();
mypic.shift();
mypic.shift();
moveClock();
}