diff --git a/src/system/customfields.func.php b/src/system/customfields.func.php
index 8b318372..eeb52667 100755
--- a/src/system/customfields.func.php
+++ b/src/system/customfields.func.php
@@ -102,7 +102,7 @@ function GetFormItem($ctag, $admintype = 'admin')
         $innertext = "<textarea name='$fieldname' id='$fieldname' class='form-control admin-textarea-sm'></textarea>";
     } else if ($fieldType == "datetime") {
         $nowtime = GetDateTimeMk(time());
-        $innertext = "<input type=\"text\" name=\"$fieldname\" value=\"$nowtime\" id=\"$fieldname\" class=\"form-control admin-input-lg\">";
+        $innertext = "<input type='text' name='$fieldname' value='$nowtime' id='$fieldname' class='form-control admin-input-lg'>";
     } else if ($fieldType == 'img' || $fieldType == 'imgfile') {
         $fname = defined('DEDEADMIN')? 'form1' : 'addcontent';
         $innertext = "<input type='text' name='$fieldname' id='$fieldname' class='form-control admin-input-lg'> <input type='button' name='".$fieldname."_bt' class='btn btn-success btn-sm' value='选择' onClick=\"SelectImage('$fname.$fieldname','big')\">";
@@ -395,7 +395,7 @@ function GetFormItemValue($ctag, $fvalue, $admintype = 'admin', $fieldname = '')
         $innertext = "<textarea name='$fieldname' id='$fieldname' class='form-control admin-textarea-sm'>$fvalue</textarea>";
     } else if ($ftype == "datetime") {
         $nowtime = GetDateTimeMk($fvalue);
-        $innertext = "<input type=\"text\" name=\"$fieldname\" value=\"$nowtime\" id=\"$fieldname\" class=\"form-control admin-input-lg\">";
+        $innertext = "<input type='text' name='$fieldname' value='$nowtime' id='$fieldname' class='form-control admin-input-lg'>";
     } else if ($ftype == "img") {
         $ndtp = new DedeTagParse();
         $ndtp->LoadSource($fvalue);