$(document).ready(
	function() {
				
		$('#dyn_form_1').bind('submit', function() {
			
			var sErr = '';
			
								if ($('#data_element_437').val() == '')
					{
						sErr += 'Name\n';
					}
										if ($('#data_element_440').val() == '')
					{
						sErr += 'Email\n';
					}
										if ($('#data_element_441').val() == '')
					{
						sErr += 'Prefered method of contact\n';
					}
								
			if (sErr != '') {
				alert('Please complete the following fields:\n\n' + sErr);
				return false;
			}
			
			return true;
		});
	}
);