Abstract: In order to solve some problems encountered in the work of maintenance and development, the author programmed a set of JavaScript data presentation tool library which worked on the end of the browser. It was implemented the functions of complex report that were cell event binding, page turning, cell embedded complex module, lock table column and table header, dynamic table column configuration, import export text file on the end of the browser, compatible with non IE browser export Excel, etc. This article introduced main characteristics of the rich client table drawing library, displayed the core algorithm of its key functions.