以下為游戲代碼：

var timerID = null;

var INT = 40;

var loadFLG = 0;

var gameFLG = 0;

var missFLG = 0;

var tim = 0;

var blcol = new Array(5); // block color

var blsta = new Array(40); // block status

var blNO = new Array(40); // block No

var blclr = 0; // clear block

var ballX = 0; // ball data

var ballY = 0;

var ballN = 5;

var ballDX = 0;

var ballDY = 0;

var tmpRL = 193;

var X = 0;

blcol[0] = "blue";

blcol[1] = "yello";

blcol[2] = "red";

blcol[3] = "purple";

blcol[4] = "#FF0000";

blcol[5] = "black";

function mainF() {

clearTimeout(timerID);

tim = tim + 1;

with (Math) {

tmptim = floor(tim / 10)};

document.forms[0].TM.value = tmptim;

ballX = ballX + ballDX;

ballY = ballY + ballDY;

outCHK();

blkCHK();

ball.style.posTop = ballY;

ball.style.posLeft = ballX;

racket.style.posLeft = tmpRL;

if (gameFLG == 01) {

timerID = setTimeout("mainF()", INT);

}

}

function initG() {

if (blclr >= 40) {

blclr = 0;

tim = 0;

ballN = 3;

with (Math) {

tmptim = floor(tim / 10);

}

document.forms[0].TM.value = tmptim;

clrmes.style.posTop = -1000;

clrmes.style.posLeft = -1000;

ovrmes.style.posTop = -1000;

ovrmes.style.posLeft = -1000;

for (ib = 0; ib < 5; ib++) {

for (ia = 0; ia < 8; ia++) {

chc(ib * 8 + ia +1, ib);

blsta[ib * 8 + ia] = ib;

}

}

}

document.forms[0].BL.value = ballN;

starter.style.posTop = -1000;

starter.style.posLeft = -1000;

gameFLG = 1;

loadFLG = 1;

ballX = 209;

ballY = 270;

ballDX =- 8;

ballDY =- 8;

tmpRL = 193;

missFLG = 0;

timerID = setTimeout("mainF()", INT);

}

function SUP() {

UP.outerHTML = "

SPEED DOWN";

DN.style.posTop = 170;

DN.style.posLeft = 432;

INT = 40;

}

function SDN() {

DN.outerHTML = "

SPEED UP";

UP.style.posTop = 170;

UP.style.posLeft = 432;

INT = 50;

}

function MouseMv() {

if (loadFLG == 1) {

tmpRL = X - 20;

if (tmpRL < 16) { tmpRL = 16; }

if (tmpRL > 370) { tmpRL = 370; }

}

}

function outCHK() {

if (ballX < 16){ ballX = 32 - ballX; ballDX = -ballDX; }

if (ballX > 401){ ballX = 802 - ballX; ballDX = -ballDX; }

if (ballY < 16){ ballY = 32 - ballY; ballDY = -ballDY; }

if (ballY >= 272) {

if (missFLG == 0) {

tmpX = (ballDX / ballDY) * (272 - ballY) + ballX;

if (tmpX >= tmpRL - 12) {

if (tmpX <= tmpRL + 42) {

ballY = 272; ballDY = -ballDY;

ballX = tmpX;

ballRD = tmpX - tmpRL;

with (Math){ ballDX = 8 * abs(ballDX) / ballDX; }

if (ballRD < -4){ ballDX = -15; }

if (ballRD > 36){ ballDX = 15; }

if (ballRD >= 14){ if (ballRD <= 16) { ballDX = -2; } }

if (ballRD >= 17){ if (ballRD <= 20) { ballDX = 2; } }

if (ballRD >= 0){ if (ballRD <= 4) { ballDX = -4; } }

if (ballRD >= 28){ if (ballRD <= 32) { ballDX = 4; } }

if (ballRD >= -4){ if (ballRD <= -1) { ballDX = -11; } }

if (ballRD >= 33){ if (ballRD <= 36) { ballDX = 11; } }

}

}

if (ballDY > 0){ missFLG = 1; }

}

else {

if (ballY > 290){ missFLG = 0; ballN = ballN - 1; gameEnd(); }

}

}

}

function blkCHK() {

tmpY = ballY + 4;

tmpX = ballX + 4;

if (tmpY >= 48) {

if (tmpY <= 147) {

if (tmpX >= 29) {

if (tmpX <= 396) {

with (Math) {

ia = floor((tmpX - 29) / 46);

ib = floor((tmpY - 48) / 20);

ic = ib * 8 + ia;

}

if (blsta[ic] <= 4) {

tmpbc = blsta[ic] + 1;

blsta[ic] = tmpbc;

chc(ic + 1, tmpbc);

if (tmpbc == 5){ blclr = blclr + 1; }

if (blclr >= 40){ gameEnd(); }

if (ballDX > 0) {

iy=(ballDY / ballDX) * (29 + 46 * ia - tmpX) + tmpY;

if (iy > 48 + 20 * ib + 18) {

tmpY1 = 48 + 20 * ib + 18;

tmpX1 = (ballDX / ballDY) * (48 + 20 * ib + 18 - tmpY) + tmpX;

ballX = tmpX1 - 4;

ballY = tmpY1 - 4;

ballDY = -ballDY;

}

else {

if (iy < 44 + 20 * ib) {

tmpY1 = 48 + 20 * ib;

tmpX1 = (ballDX / ballDY) * (48 + 20 * ib - tmpY) + tmpX;

ballX = tmpX1 - 4;

ballY = tmpY1 - 4;

ballDY = -ballDY;

}

else {

tmpX1 = 29 + 46 * ia;

tmpY1 = (ballDY / ballDX) * (29 + 46 * ia - tmpX) + tmpY;

ballX = tmpX1 - 4;

ballY = tmpY1 - 4;

ballDX = -ballDX;

}

}

}

else {

iy = (ballDY / ballDX) * (29+46 * ia + 44 - tmpX) + tmpY;

if (iy > 48 + 20 * ib + 18) {

tmpY1 = 48 + 20 * ib + 18;

tmpX1 = (ballDX / ballDY) * (48 + 20 * ib + 18 - tmpY) + tmpX;

ballX = tmpX1 - 4;

ballY = tmpY1 - 4;

ballDY = -ballDY;

}

else {

if (iy < 44 + 20 * ib) {

tmpY1 = 48 + 20 * ib;

tmpX1 = (ballDX / ballDY) * (48 + 20 * ib - tmpY) + tmpX;

ballX = tmpX1 - 4;

ballY = tmpY1 - 4;

ballDY = -ballDY;

}

else {

tmpX1 = 29+46 * ia + 44;

tmpY1 = (ballDY / ballDX) * (29 + 46 * ia + 44 - tmpX) + tmpY;

ballX = tmpX1 - 4;

ballY = tmpY1 - 4;

ballDX = -ballDX;

}

}

}

}

}

}

}

}

}

function gameEnd() {

document.forms[0].BL.value = ballN;

gameFLG = 0;

loadFLG = 0;

starter.style.posTop = 200;

starter.style.posLeft = 180;

if (blclr >= 40) {

clrmes.style.posTop = 150;

clrmes.style.posLeft = 160;

}

if (ballN <= 0) {

ovrmes.style.posTop = 150;

ovrmes.style.posLeft = 160;

blclr = 40;

}

}

function onLD() {

bgIE.style.posTop = 16;

bgIE.style.posLeft = 16;

ball.style.posTop = 270;

ball.style.posLeft = 209;

racket.style.posTop = 280;

racket.style.posLeft = 193;

info.style.posTop = 16;

info.style.posLeft = 432;

starter.style.posTop = -1000;

starter.style.posLeft = -1000;

clrmes.style.posTop = -1000;

clrmes.style.posLeft = -1000;

ovrmes.style.posTop = -1000;

ovrmes.style.posLeft = -1000;

DN.style.posTop = 170;

DN.style.posLeft = 432;

for (ib = 0; ib < 5; ib++) {

for (ia = 0; ia < 8; ia++) {

blsta[ib * 8 + ia] = ib;

}

}

starter.style.posTop = 200;

starter.style.posLeft = 180;

}

function chc(bno,bcl) {

tmpbno = ((bno < 10.5) ? "b0" : "b") + (bno-1);

eval(tmpbno).bgColor = blcol[bcl];

}

// End -->

PONG

Ball:

Time:

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write("

write("

ALL CLEAR!");

write("

GAME OVER!");

write("

SPEED DOWN");

}

總結

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