diff --git a/singletree.py b/singletree.py
index e4d0660..f34f54a 100644
--- a/singletree.py
+++ b/singletree.py
@@ -7,7 +7,7 @@ from xlsxData import xlsxFactory
 from appPublic.folderUtils import listFile, _mkdir
 from appPublic.myTE import MyTemplateEngine
 from tmpls import data_browser_tmpl, get_data_tmpl, data_new_tmpl, data_update_tmpl, data_delete_tmpl
-from xls2crud import build_dbdesc, field_list, subtable2toolbar
+from xls2crud import build_dbdesc, field_list, subtable2toolbar, filter_backslash
 from tmpls import data_new_tmpl, data_update_tmpl, data_delete_tmpl
 
 ui_tmpl = """
@@ -55,6 +55,18 @@ ui_tmpl = """
 		"parentField":"{{parentField}}",
 		"idField":"{{idField}}",
 		"textField":"{{textField}}",
+{% if typeField %}
+		"typeField":"{{typeField}}",
+{% endif %}
+{% if params %}
+		"params": {{json.dumps(params)}},
+{% endif %}
+{% if newdata_params %}
+		"newdata_params":{{json.dumps(newdata_params)}},
+{% endif %}
+{% if node_typeicons %}
+		"node_typeicons":{{json.dumps(node_typeicons)}},
+{% endif %}
 {% if get_data_url %}
 		"dataurl": "{{get_data_url}}"
 {% else %}
@@ -88,31 +100,31 @@ def gen_tree_ui(d, pat):
 	e = MyTemplateEngine([])
 	s = e.renders(ui_tmpl, d)
 	with open(os.path.join(pat, f'index.ui'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 	
 def gen_delete_nodedata(d, pat):
 	e = MyTemplateEngine([])
 	s = e.renders(data_delete_tmpl, d)
 	with open(os.path.join(pat, f'delete_{d.tblname}.dspy'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def gen_update_nodedata(d, pat):
 	e = MyTemplateEngine([])
 	s = e.renders(data_update_tmpl, d)
 	with open(os.path.join(pat, f'update_{d.tblname}.dspy'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def gen_new_nodedata(d, pat):
 	e = MyTemplateEngine([])
 	s = e.renders(data_new_tmpl, d)
 	with open(os.path.join(pat, f'new_{d.tblname}.dspy'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def gen_get_nodedata(d, pat):
 	e = MyTemplateEngine([])
 	s = e.renders(get_nodes_tmpl, d)
 	with open(os.path.join(pat, f'get_{d.tblname}.dspy'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def build_tree_ui(tree_data, dbdesc):
 	outdir = tree_data.output_dir
diff --git a/xls2crud.py b/xls2crud.py
index 7b6ded3..60f7267 100644
--- a/xls2crud.py
+++ b/xls2crud.py
@@ -40,7 +40,7 @@ def subtable2toolbar(desc):
 		desc.toolbar = DictObject(**{
 			"tools":[]
 		})
-	tools = desc.toolbar.tools
+	tools = desc.toolbar.tools or []
 	binds = desc.binds or []
 	for st in desc.subtables:
 		tools.append({
@@ -229,6 +229,11 @@ from {code.table} a left join
 	return f"""select {fields}
 from {tables}"""
 
+def filter_backslash(s):
+	if s is None:
+		return s
+	ls = s.split('\\/')
+	return '/'.join(ls)
 	
 def build_data_browser(pat: str, desc: dict):
 	desc = desc.copy()
@@ -236,28 +241,28 @@ def build_data_browser(pat: str, desc: dict):
 	e = MyTemplateEngine([])
 	s = e.renders(data_browser_tmpl, desc)
 	with open(os.path.join(pat, f'index.ui'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def build_data_new(pat: str, desc: dict):
 	e = MyTemplateEngine([])
 	desc = desc.copy()
 	s = e.renders(data_new_tmpl, desc)
 	with open(os.path.join(pat, f'add_{desc.tblname}.dspy'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def build_data_update(pat: str, desc: dict):
 	e = MyTemplateEngine([])
 	desc = desc.copy()
 	s = e.renders(data_update_tmpl, desc)
 	with open(os.path.join(pat, f'update_{desc.tblname}.dspy'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def build_data_delete(pat: str, desc: dict):
 	e = MyTemplateEngine([])
 	desc = desc.copy()
 	s = e.renders(data_delete_tmpl, desc)
 	with open(os.path.join(pat, f'delete_{desc.tblname}.dspy'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def build_get_data(pat: str, desc: dict):
 	e = MyTemplateEngine([])
@@ -265,14 +270,14 @@ def build_get_data(pat: str, desc: dict):
 	desc.sql = construct_get_data_sql(desc)
 	s = e.renders(get_data_tmpl, desc)
 	with open(os.path.join(pat, f'get_{desc.tblname}.dspy'), 'w') as f:
-		f.write(s)
+		f.write(filter_backslash(s))
 
 def build_check_changed(pat:str, desc:dict):
     e = MyTemplateEngine([])
     desc = desc.copy()
     s = e.renders(check_changed_tmpls, desc)
     with open(os.path.join(pat, 'check_changed.dspy'), 'w') as f:
-        f.write(s)
+        f.write(filter_backslash(s))
 
 if __name__ == '__main__':
 	"""