you could refer to this link may be help you :
www.java2s.com/.../WebDataGridTable.htm
if it is not access try this :
http://64.233.161.104/search?q=cache:oDpcebovVakJ:www.java2s.com/Code/JavaScript/GUI-Components/WebDataGridTable.htm+web+%2B+Editable+Grid/Table&hl=en&ct=clnk&cd=2