function form_submit(e,form){if(e.which==13){ajax_post_data(form,'user_verification.php',1)}}function check_form(){var valid=0;if(document.getElementById('day').value>=1&&document.getElementById('day').value<=31){if(document.getElementById('month').value>=1&&document.getElementById('month').value<=12){if(document.getElementById('year').value>=1900&&document.getElementById('year').value<=2010){valid=1}}}if(valid==0){window.alert('Please enter a valid age')}else{ajax_post_data(document.forms[0],'age_verification.php',1)}}function browser_check(){if($.browser.msie==true){document.getElementById('browser').value="ie"}else{document.getElementById('browser').value="normal"}}