Jquery -assign linenumbers

how to assign line numbers for a textarea using jquery.the line numbers are suppose to appear on the lefyside of the textarea

    <textarea name='comments' id='comments' cols=10 rows=10></textarea>

And the linenumbers and text should be inline wit开发者_运维百科h eachother

see this previous answer

Html adding line numbers to textarea

the best result being:

http://files.aw20.net/jquery-linedtextarea/jquery-linedtextarea.html