how hide scrollbar in iframe code example

Example 1: iframe no scroll

<iframe src="otherpage.html" scrolling="no" style="overflow:hidden;"></iframe>

Example 2: removing scroll bar of iframe

<iframe frameborder="0" style="height: 185px; overflow:scroll; width: 100%" src="http://www.cbox.ws/box/?boxid=439&boxtag=7868&sec=main" marginheight="1" marginwidth="1" name="cboxmain" id="cboxmain" seamless="seamless" scrolling="no" frameborder="0" allowtransparency="true"></iframe>