jFontsize是一个轻量级的易于使用的jQuery插件，用于在页面上创建A+、A-这样的按钮以便于改变字体的大小。支持可让自定义按钮的样式，通过参数可以设置字体最大可改变多少次，以及每次变化的量等。以方便不同的用户浏览网页。在网页中增加这样的一个功能，能够很有效的提高用户体验。-jFontsize is a lightweight, easy-to-use jQuery plugin for A+ create page A-button in order to change the font size. Support allows custom button style parameters you can set the font can change the number of times, as well as the amount of each change. Convenient and different users to browse the Web. Add such a function in the page can be very effective to improve the user experience.