ES-Plot is intended to be used as a tool for users who generate data files in an ASCII text format and desire to make quick line plots of the contents of these files. For example, scientists and engineers who write analysis program often generate a text file of analysis results. ES-Plot can quickly plot the data in these files. ES-Plot is NOT intended to be a general purpose plotting program. Do not expect ES-Plot to provide a large number of plotting options. It was written with the express purpose to be quick and simple.