//font 类型有
"American Typewriter",
"Marker Felt",
"A Damn Mess",
"Abberancy",
"Abduction",
"Paint Boy",
"Schwarzwald Regular",
"Scissor Cuts",
CCLabelTTF *top = CCLabelTTF::create(pFont, "American Typewriter", 24);
CCLabelTTF *left = CCLabelTTF::create("alignment left","Marker Felt", fontSize,
blockSize,kCCTextAlignmentLeft, kCCVerticalTextAlignmentCenter);
CCLabelTTF *center = CCLabelTTF::create("alignment center", "A Damn Mess", fontSize,
blockSize,kCCTextAlignmentCenter, kCCVerticalTextAlignmentCenter);
CCLabelTTF *right = CCLabelTTF::create("alignment right","Abberancy", fontSize,
blockSize,kCCTextAlignmentRight, kCCVerticalTextAlignmentCenter);