修改了1.0版本中的许多BUG,同时大范围的修改了留言簿样式，使得留言簿看上去更加美观大方；修改了1.0版本中输入长串英文会改变框架的BUG，改为限制显示（输入长串英文将不会显示完全, 这是为了防止一些人胡乱写东东,造成资源浪费）。为使留言簿更美观和节省资源，加上了限制输入文字个数（限制200字节内）-Modified version 1.0 many BUG, while a wide range of modified book style, so book look more beautiful　amended version 1.0, enter the long string of English will alter the fr a mework of BUG, to limit the display (enter a long English string will not show completely, which is to prevent some people write stuff at random, resulting in a waste of resources). In order to book more beautiful and save resources, coupled with the number of input character limit (limit 200 bytes)