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	<title>imranul hoque&#039;s blog &#187; Javascript validation</title>
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		<title>Simple Javascript Validation for Checkbox</title>
		<link>http://www.imranulhoque.com/javascript/simple-javascript-validation-for-checkbox/</link>
		<comments>http://www.imranulhoque.com/javascript/simple-javascript-validation-for-checkbox/#comments</comments>
		<pubDate>Fri, 22 Jan 2010 10:14:29 +0000</pubDate>
		<dc:creator>Imran</dc:creator>
				<category><![CDATA[Javascript]]></category>
		<category><![CDATA[Javascript validation]]></category>

		<guid isPermaLink="false">http://www.imranulhoque.com/?p=154</guid>
		<description><![CDATA[There are times when we need to add javascript validation to check if at least one of a group of checkbox options has been checked. Here is a simple function that&#8217;ll solve the problem and works in most of the browsers.

&#60;html&#62;
&#60;head&#62;
&#60;title&#62;Imran's checkbox validation&#60;/title&#62;
&#60;script language="javascript"&#62;
//frm is the form element
function checkForm(frm){
var destCount = frm.elements['dest[]'].length;
var destSel   [...]]]></description>
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