Copy paste under dos mode screen

Copy paste under dos mode screen is very inconvenient when editing between a dos program and a windows program. However, dos command are still useful. Many people are so familiar with dos command, such as dir, del, cd, ftp, type, edit, and nslookup etc. There are still lot of dos command which we can not find in windows platform, e.g. ftp, nslookup, ipconfig etc. Now there exist a problem: how can we copy text from dos program to windows program by clipboard? This tool enable the copy/paste function between dos and windows program.