main.js

var board=new Array();
var score=0;

$(document).ready(function(e){
? newgame();

});

function newgame(){
?//初始化
?init();
?//在隨機的兩個格子里生成數字
?generateNumber();
?generateNumber();
}

function init(){
?for(var i=0;i<4;i++)
?{
??for(var j=0;j<4;j++)
??? {
??? ?var cell=$('#cell-'+i+'-'+j);
??? ?cell.css("top",gettop(i,j));
??? ?cell.css("left",getleft(i,j));
??? }

?}

?for(var i=0;i<4;i++)
?{
?????? board[i]=new Array();
????????? for(var j=0;j<4;j++)
??? ?? board[i][j]=0;
??? }

??? updateboard();
???
}

function updateboard(){
?//$("numbur-cell").remove();
?for (var i = 0; i <4; i++) {
???? for(var j=0;j<4;j++){
???? ?$("#container").append(
???? ??'<div class="numbur-cell"? id=" numbur-cell- '+i+' - '+j+' "> </div>'
???? ??);
???? ?var theNumbercell=$('#number-cell-'+i+'-'+j);

???? ?if (board[i][j]==0) {
???? ??theNumbercell.css('width','0px');
???? ??theNumbercell.css('height','0px');
???? ??theNumbercell.css('left',getleft(i,j)+50);
???? ??theNumbercell.css('top',gettop(i,j)+50);

???? ?}
???? ?else{
???? ??theNumbercell.css('width','100px');
???? ??theNumbercell.css('height','100px');
???? ??theNumbercell.css('left',getleft(i,j));
???? ??theNumbercell.css('top',gettop(i,j));
???? ??theNumbercell.css('background-color',getNumberBKcolor(board[i][j]));
???? ??theNumbercell.css('color',getNumbercolor(board[i][j]));
???? ??theNumbercell.text(board[i][j]);?
???? ?}

???? }
?}
}

function generateNumber(){
? if (nospace(board))
??? return false;

?//確定位置
?? var x= parseInt(Math.floor(Math.random() * 4));
??? var y= parseInt(Math.floor(Math.random() * 4));
??? while (true){
??????? if (board[x][y]==0){
??????????? break;
??????? }
??????? x= parseInt(Math.floor(Math.random() * 4));
??????? y= parseInt(Math.floor(Math.random() * 4));
??? }
?//確定數字
?var Rnumber=Math.random()<0.5?2:4;
?
?//顯示數字
?board[x][y]=Rnumber;
?showNumber(x,y,Rnumber);

??? return true;
?
}

animate.js

function showNumber(i,j,Rnumber){
?var Numbercell=$('#number-cell-'+i+'-'+j);

?Numbercell.css("background-color",getNumberBKcolor(Rnumber));
?Numbercell.css("color",getNumbercolor(Rnumber));
?Numbercell.text(Rnumber);

?Numbercell.animate({
??width:"100px",
???? height:"100px",
???? left:getleft(i,j),
???? top:gettop(i,j)
?},50);

}

檢查過，沒有報錯