构筑一个“贝塞尔曲线屏保”的系统，实现以下功能：

1)　　能够设置曲线的宽度，即同时显示曲线的条数；

2)　　曲线的颜色是渐变的；

3)　　具有较好的动画效果，消除闪烁现象。

-Build a " Bezier screensavers"　the system to achieve the following functions: 1) the ability to set the width of the curve, that article also shows the number of the curve　2) curve is the color of the gradient　3) has better animation, eliminate flicker.