windows mobile上的一个很炫的签名代码，可以设置笔记粗细，还有墨水效果-windows mobile on a flashy signature code, you can set the note thickness, as well as ink effect

windows 数字签名帮助文件，windows mobile 系统玩家修改软件内部文件必读-windows digital signature help files, windows mobile system, modify the software players must-read internal documents

自己写的一个mobile平台上的图片编辑软件,实现图片（JPG，BMP，GIF等格式）的查看和图片简单编辑（图片上书写签名并保存）的功能。-A mobile platform to write on the photo editing software, to achieve image (JPG, BMP, GIF, etc. format) for viewing and editing pictures simple (written signature on the picture an