/* 
javascript function to validate the application form
*/
var count = 0;

function checkConference()
{
	var chkbox = this;
	if ((count>2) && (chkbox.checked == true))
	{
		alert("You may only select a maximum of 3 conferences.");
		chkbox.checked = false;
	}
	else
	{
		if (chkbox.checked == true)
		{
			count++;
		}
		else
		{
			count--;
		}
	}
}


function onloadHandler()
{
		for (xx=0; xx < document.applicationform.elements.length; xx++)
		{
		   	if (document.applicationform.elements[xx].type == 'checkbox')
			{
				document.applicationform.elements[xx].onclick=checkConference;
			}
		}
	
}

window.onload=onloadHandler;



// need to attach handler to all checkboxes.