Add margin left after second div and margin should get increase double
<p>Need to Add margin left after second div and margin should get doubled.</p>

<p>FOR EXAMPLE:
3rd li margin left - 220
4rd li margin left - 440
and so on.</p>

<pre><code>&lt;ul&gt;
    &lt;li id="new-1"&gt;1&lt;/li&gt;
    &lt;li id="new-2"&gt;2&lt;/li&gt;
    &lt;li id="new-3"&gt;3&lt;/li&gt;
    &lt;li id="new-4"&gt;4&lt;/li&gt;

&lt;/ul&gt;

$(function (){  
    var jn=220;
    $('ul').find('li').each(function (){
            jn += parseInt($(this).css('margin-right')) + 220;
        alert(jn);
        })   
        $('li').css("margin-right",jn)  
    })
</code></pre>

<p>Here is the fiddle</p>

<p><a href="http://jsfiddle.net/t688b/8/" rel="nofollow">http://jsfiddle.net/t688b/8/</a></p>
