javascript创建对象的几种方式
1。function 创建

function test(){var pet1 = new Pet("barney",0);var pet2 = new Pet("betty",1);alert(pet1.pet_name+"---"+pet2.pet_name);alert(o.a+"---"+o.b);o.c();alert(object1.prototype.a);object1.prototype.b();}

参考http://lighter.iteye.com/blog/186020