diff --git a/modules/member/member.admin.view.php b/modules/member/member.admin.view.php
index 5f0e89d27..f316a89ee 100644
--- a/modules/member/member.admin.view.php
+++ b/modules/member/member.admin.view.php
@@ -169,6 +169,7 @@
 
 			$member_config = $oMemberModel->getMemberConfig();
 			global $lang;
+			if (!$member_config->identifier) $member_config->identifier = 'user_id';
 			$identifierForm->title = $lang->{$member_config->identifier};
 			$identifierForm->name = $member_config->identifier;
 			$identifierForm->value = $memberInfo->{$member_config->identifier};
diff --git a/modules/member/member.controller.php b/modules/member/member.controller.php
index 39948da97..3a6aa3a32 100644
--- a/modules/member/member.controller.php
+++ b/modules/member/member.controller.php
@@ -566,7 +566,7 @@
 			$getVars = array('find_account_answer','allow_mailing','allow_message');
 			if ($config->signupForm){
 				foreach($config->signupForm as $formInfo){
-					if($formInfo->isDefaultForm && $formInfo->isUse || $formInfo->required || $formInfo->mustRequired){
+					if($formInfo->isDefaultForm && ($formInfo->isUse || $formInfo->required || $formInfo->mustRequired)){
 						$getVars[] = $formInfo->name;
 					}
 				}
diff --git a/modules/member/skins/default/modify_info.html b/modules/member/skins/default/modify_info.html
index 3f3a16f75..ee8b4d7fd 100644
--- a/modules/member/skins/default/modify_info.html
+++ b/modules/member/skins/default/modify_info.html
@@ -93,14 +93,14 @@
 <script type="text/javascript">
 (function($){
     $(function(){
-        var option = { changeMonth: true, changeYear: true, gotoCurrent: false,yearRange:'-100:+10', onSelect:function(){
+        var option = { changeMonth: true, changeYear: true, gotoCurrent: false,yearRange:'-100:+10', dateFormat:'yy-mm-dd', onSelect:function(){
 
             $(this).prev('input[type="hidden"]').val(this.value.replace(/-/g,""))}
         };
         $.extend(option,$.datepicker.regional['{$lang_type}']);
         $(".inputDate").datepicker(option);
 		$(".dateRemover").click(function() {
-			$(this).parent().prevAll('input').val('');
+			$(this).prevAll('input').val('');
 			return false;});
     });
 })(jQuery);