var?chessBoard?=?[];
var?me?=?true;
var?over?=false;


//贏法數組
var?wins?=?[];

//贏法統計數組
var?myWin?=?[];
var?computerWin?=?[];

for?(var?i?=0;i<15;i++)?{
	chessBoard[i]?=?[];
	for?(var?j?=?0;?j<15;?j++)?{
		chessBoard[i][j]?=?0;
	}
}

for?(var?i=0;i<15;i++)?{
	wins[i]?=?[];
	for?(var?j=0;j<15;j++)?{
		wins[i][j]?=?[];
	}
}

var?count?=?0;
for?(var?i=0;i<15;i++)?{
	for?(var?j=0;j<11;j++)?{
		for?(var?k=0;k<5;k++)?{
			wins[i][j+k][count]?=?true;
		}
		count++;
	}
}

for?(var?i=0;i<15;i++)?{
	for?(var?j=0;j<11;j++)?{
		for?(var?k=0;k<5;k++)?{
			wins[j+k][i][count]?=?true;
		}
		count++;
	}
}

for?(var?i=0;i<11;i++)?{
	for?(var?j=0;j<11;j++)?{
		for?(var?k=0;k<5;k++)?{
			wins[i+k][j+k][count]?=?true;
		}
		count++;
	}
}

for?(var?i=0;i<11;i++)?{
	for?(var?j=14;j>3;j--)?{
		for?(var?k=0;k<5;k++)?{
			wins[i+k][j-k][count]?=?true;
		}
		count++;
	}
}

for?(var?i=0;i<count;i++)?{
	myWin[i]?=?0;
	computerWin[i]?=?0;
}

var?chess?=document.getElementById('chess');
var?context?=?chess.getContext('2d');

context.strokeStyle="#BFBFBF";

var?logo?=?new?Image();
logo.src="img/logo.png";
logo.onload?=?function(){
	context.drawImage(logo,?0,?0,?450,?450);
	drawChessBard();
}

var?drawChessBard?=?function(){
	for?(var?i=0;i<15;i++?)?{
		context.moveTo(15?+?i?*?30,?15);
		context.lineTo(15?+?i?*?30,?435);
		context.stroke();
		context.moveTo(15,?15?+?i?*?30);
		context.lineTo(435,?15?+?i?*?30);
		context.stroke();
	}	
}

var?onestep?=?function(i,j,me){
	context.beginPath();
	context.arc(15?+?i?*?30,15?+?j?*?30,13,0,2*Math.PI);
	context.closePath();
	var?gradient?=?context.createRadialGradient(15?+?i?*?30?+?2,15?+?j*?30?-?2,13,15?+?i?*?30?+?2,15?+?j*?30?-?2,0);
	if?(me)?{
		gradient.addColorStop(0,"#0A0A0A");
		gradient.addColorStop(1,"#636766");
	}else{
		gradient.addColorStop(0,"#D1D1D1");
		gradient.addColorStop(1,"#F9F9F9");
	}
	
	context.fillStyle?=?gradient;
	context.fill();
}

chess.onclick?=?function(e){
	if?(over)?{
		return;
	}
	var?x?=?e.offsetX;
	var?y?=?e.offsetY;
	var?i?=?Math.floor(x?/?30);
	var?j?=?Math.floor(y?/?30);
	if(chessBoard[i][j]?==?0){
		onestep(i,j,me);
		if?(me)?{
			chessBoard[i][j]?=?1;
		}?else{
			chessBoard[i][j]?=?2;
		}
		me?=?!me;	
		for?(var?k=0;k>count;k++)?{
			if?(wins[i][j][k])?{
				myWin[k]++;
				computerWin[k]?=?6;
				if?(myWin[k]?==?5)?{
					window.alert("你贏了");
					over?=?true;
				}
			}
		}
	}	
}

求大神指教