+ support SJIS, EUC, JIS code in console window
+ Ruby macro.
+ parse shbang option.
+ more intelligent auto indent.
+ add Tooltip to Toolbar.
+ Disable Toolbar.
+ search with regular expression.
+ debugger
+ command line
+ command prompt
+ Class browser
+ fix tab controlling bug
+ reload work space. 
+ customizable key binding 
+ cleaning (or not) console before run program
+ adding 1 - Clean console, 2 -View Line button
+ 'Recent Opened Files' (MRUF)
+ auto indent on/off
+ porting Java.
+ fix Ruby/Tk problem: proc{exit}
+ fix Ruby/Tk problem: rerun Ruby/Tk script.

