$(document).ready(function(){$("#login_submit").click(function(){var username=$("input[name='username']").val(); var password3=$("input[name='password3']").val(); var DataString='username='+username+'&password3='+password3+''; $.ajax({type: "post", url: "/login.php", data: DataString, dataType: "json", success: function(data) {if(data.status==0){alert(''+data.msg+'');}else{$("form#loginform").submit();}}});});$("#loginform input").keypress(function(e){if ((e.which && e.which == 13) || (e.keyCode && e.keyCode == 13)){$("#loginform").submit();}});})