$(document).ready(function() {
	$('#discovery div')
		.mouseover(function(){
			$(this).addClass('hover');
		})
		.mouseout(function(){
			if (!($("input",this).get(0).checked)) {
				$(this).removeClass('hover');
			}
		})
		.click(function(){
			$('#discovery div').removeClass('hover').find('input').attr('checked',false);
			$("input",this).attr('checked',true);
			$(this).addClass('hover');
		});
});

function checkDiscoveryForm(f) {
	var found = false;
	for (var i=0; i<f.discovery_method.length; i++) {
		if (f.discovery_method[i].checked) {
			found = true;
			break;
		}
	}
	if (!found) {
		alert('Would you mind telling us how you found our site by clicking on one of the options?. Thank you!');
		return false;
	}
	return true;
}