با عرض سلام من میخوام تو کد زیر مثلا کاربر بالاتر از 10 ثانیه تونست بازی کنه یه پیام نمایش بده اگه بالاتر از 15 ثانیه تونست یه پیام دیگه ممنون میشم راهنمایی کنید خودم هر چی کردم نشد که نشد
<SCRIPT language=JavaScript type=text/javascript>

isNS4 = (document.layers) ? true : false;
isIE4 = (document.all && !document.getElementById) ? true : false;
isIE5 = (document.all && document.getElementById) ? true : false;
isNS6 = (!document.all && document.getElementById) ? true : false;

var curX, curY, curX2, curY2, boxX, boxY, moving=0, touch=0;
var gametime=0, started=0, speed;
var starttime, endtime, finaltime=0;
var enemyxdir = new Array(1,1,1,1);
var enemyydir = new Array(1,1,1,1);

if (isNS4 || isNS6){
document.captureEvents(Event.MOUSEUP|Event.MOUSEDOWN|Event.MOUSEMOVE);
}
document.onmousedown = start;
document.onmousemove = checkLocation;
document.onmouseup = stop;

function startclock() {var today = new Date(); starttime = today.getTime();}
function endclock() {var today = new Date(); endtime = today.getTime();}
function calctime() {var time = (endtime - starttime - 0)/1000; return time;}

function giveposX(divname) {
if (isNS4) var posLeft = document.layers[divname].left;
else if (isIE4 || isIE5) var posLeft = document.all(divname).style.pixelLeft;
else if (isNS6) var posLeft = parseInt(document.getElementById(divname).style.left + "";
return posLeft;
}

function giveposY(divname) {
if (isNS4) var posTop = document.layers[divname].top;
else if (isIE4 || isIE5) var posTop = document.all(divname).style.pixelTop;
else if (isNS6) var posTop = parseInt(document.getElementById(divname).style.top + "";
return posTop;
}

function setposX(divname, xpos) {
if (isNS4) document.layers[divname].left = xpos;
else if (isIE4 || isIE5) document.all(divname).style.pixelLeft = xpos;
else if (isNS6) document.getElementById(divname).style.left = xpos;
}

function setposY(divname, ypos) {
if (isNS4) document.layers[divname].top = ypos;
else if (isIE4 || isIE5) document.all(divname).style.pixelTop = ypos;
else if (isNS6) document.getElementById(divname).style.top = ypos;
}

function givesize(divname, dimension) {
var divsize = 0;
if (dimension == 'y') {
if (isNS4) divsize = document.layers[divname].clip.height;
else if (isIE4 || isIE5) divsize = document.all(divname).style.pixelHeight;
else if (isNS6) divsize = parseInt(document.getElementById(divname).style.height + "";
}
else if (dimension == 'x') {
if (isNS4) divsize = document.layers[divname].clip.width;
else if (isIE4 || isIE5) divsize = document.all(divname).style.pixelWidth;
else if (isNS6) divsize = parseInt(document.getElementById(divname).style.width + "";
}

return divsize;
}



function checktouching(num) {

var enemy = "enemy" + num + ""
var difX = giveposX('box') - giveposX(enemy) - 0;
var difY = giveposY('box') - giveposY(enemy) - 0;


if (difX > (-1 * givesize('box', 'x')) && difX < givesize(enemy, 'x') && difY > (-1 * givesize('box', 'y')) && difY < givesize(enemy, 'y')) {
touch = 1;
}
else touch = 0;

}

function movenemy(num,step_x,step_y){

var enemy = "enemy" + num + ""
var enemyx = givesize(enemy, 'x');
var enemyy = givesize(enemy, 'y');

if (giveposX(enemy) >= (450 - enemyx) || giveposX(enemy) <= 0) {
enemyxdir[num] = -1 * enemyxdir[num];
}
if (giveposY(enemy) >= (450 - enemyy) || giveposY(enemy) <= 0) {
enemyydir[num] = -1 * enemyydir[num];
}

var newposx = giveposX(enemy) + (step_x*enemyxdir[num]) + 0;
var newposy = giveposY(enemy) + (step_y*enemyydir[num]) + 0;

setposX(enemy, newposx);
setposY(enemy, newposy);

checktouching(num + "";
if (touch == 1) {
stop(); reset();
}
}

function movenemies() {

gametime = gametime + 1

if (gametime >= 0 && gametime < 100) speed = 80;
else if (gametime >= 100 && gametime < 200) speed = 60;
else if (gametime >= 200 && gametime < 300) speed = 40;
else if (gametime >= 300 && gametime < 400) speed = 30;
else if (gametime >= 400 && gametime < 500) speed = 20;
else speed = 10;


movenemy(0,-10,12);
movenemy(1,-12,-20);
movenemy(2,15,-13);
movenemy(3,17,11);

setTimeout(movenemies,speed);
}

function start(e) {

if (started == 0) { movenemies(); startclock(); started = 1; }

curX = (isNS4 || isNS6) ? e.pageX : window.event.x ;
curY = (isNS4 || isNS6) ? e.pageY : window.event.y ;

curX2 = eval(curX - 40);
curY2 = eval(curY - 40);

boxX = eval(curX - 20);
boxY = eval(curY - 20);

var boxleft = giveposX('box');
var boxtop = giveposY('box');

if (curX > boxleft && curX2 < boxleft && curY > boxtop && curY2 < boxtop) {

moving = 1;
setposX('box', boxX);
setposY('box', boxY);

if (isNS4 || isNS6){
document.captureEvents(Event.MOUSEMOVE);
}
}
}

function stop(e){
moving=0;
if (isNS4 || isNS6){
document.releaseEvents(Event.MOUSEMOVE);
}
}

function reset(e){
endclock();
moving=0;
if (isNS4 || isNS6){
document.releaseEvents(Event.MOUSEMOVE);
}
if (finaltime > 15) {
finaltime = calctime();
window.alert('You hold ' + finaltime + ' seconds...10');
document.location.reload();
}
if (finaltime >= 0) {
finaltime = calctime();
window.alert('You hold ' + finaltime + ' seconds...00');
document.location.reload();
}
}

function checkLocation(e){

curX = (isNS4 || isNS6) ? e.pageX : window.event.x ;
curY = (isNS4 || isNS6) ? e.pageY : window.event.y ;

boxX = eval(curX - 20);
boxY = eval(curY - 20);

checktouching('1');

if (moving == 1 && touch == 0){

setposX('box',boxX);
setposY('box',boxY);

if (curY > 69 && curX > 69 && curY < 381 && curX < 381) return false;
else stop(); reset();
}

else if (touch == 1){
stop(); reset();
}

}
</SCRIPT>