diff --git a/_server/editor_mode.js b/_server/editor_mode.js
index 9f4cc161..34f8a208 100644
--- a/_server/editor_mode.js
+++ b/_server/editor_mode.js
@@ -157,7 +157,7 @@ editor_mode.prototype.objToTd = function(thiseval,comment,field){
 }
 
 editor_mode.prototype.indent = function(field){
-  var num = 4;
+  var num = '\t';
   if(field.indexOf("['main']")===0)return 0;
   if(field.indexOf("['flyRange']")!==-1)return 0;
   if(field==="['special']")return 0;
diff --git a/_server/editor_multi.js b/_server/editor_multi.js
index 4a735402..859d2cac 100644
--- a/_server/editor_multi.js
+++ b/_server/editor_multi.js
@@ -40,7 +40,7 @@ editor_multi.hide = function(){document.getElementById('left7').style='z-index:-
 
 editor_multi.indent = function(field){
   if(editor && editor.mode && editor.mode.indent)return editor.mode.indent(field);
-  return 4;
+  return '\t';
 }
 
 editor_multi.import = function(id_){