java script add fields dynamically
<form name="frm" method="POST">
<strong>Friends List</strong><br />
<ol id="friends_area">
<li><input type="text" name="friend_1" id="friend_1" /></li>
<li><input type="text" name="friend_2" id="friend_2" /></li>
<li><input type="text" name="friend_3" id="friend_3" /></li>
<li><input type="text" name="friend_4" id="friend_4" /></li>
<li><input type="text" name="friend_5" id="friend_5" /></li>
</ol>
<input type="button" value="Add Friend Field" onclick="addField('friends_area','friend_',10);" />
<strong>Enemies List</strong><br />
<ol id="enemies_area">
<li><input type="text" name="enemy_1" id="enemy_1" /></li>
<li><input type="text" name="enemy_2" id="enemy_2" /></li>
<li><input type="text" name="enemy_3" id="enemy_3" /></li>
<li><input type="text" name="enemy_4" id="enemy_4" /></li>
<li><input type="text" name="enemy_5" id="enemy_5" /></li>
</ol>
<input type="button" value="Add Friend Field" onclick="addField('enemies_area','enemy_',0);" />
</form>