diff --git a/interface/ri_inst_cli.py b/interface/ri_inst_cli.py
index 3dd20aa..133399c 100644
--- a/interface/ri_inst_cli.py
+++ b/interface/ri_inst_cli.py
@@ -17,15 +17,17 @@
 #
 
 import time
+import ri_progress
 from ri_oper import language, Rate
+import dialog
 def set_task(task_name):
-    print task_name
+    ri_progress.i_operation = task_name
 
 def set_sub_task(sub_task):
-    print sub_task
+    ri_progress.i_operation = sub_task
 
 def set_task_scale():
-    print "%.2f" %float(Rate.value)
+    ri_progress.i_percent = int(Rate.value)
 
 def set_task_over():
     f = open('/proc/cmdline', 'r')
@@ -37,9 +39,12 @@ def set_task_over():
         time.sleep(10)
         return True
     else:
-        string = raw_input("Rocky system installation successfully, do you want to reboot?[Y/n]")
-        if string.lower() == "y" or string == "":
+        ifreboot=dialog.Dialog()
+        ret=ifreboot.yesno("Rocky system installation successfully, do you want to reboot?")
+        if ret == 0:
             return True
+        else:
+            return False
     return False
 
 def root_destroy(): 
diff --git a/interface/ri_install.py b/interface/ri_install.py
index ebe6c47..cb46418 100644
--- a/interface/ri_install.py
+++ b/interface/ri_install.py
@@ -22,6 +22,10 @@ import ri_oper
 import os
 import os.path
 import ri_data
+import time
+import dialog
+import ri_progress
+import thread
 sys.path.append('../new_partition/')
 import partition_data as p_d
 
@@ -33,10 +37,22 @@ def install_over(ret):
         else:
             display.root_destroy()
 
+def  show_progress():
+    d = dialog.Dialog()
+    d.add_persistent_args(["--backtitle","Installing Rocky4.2 ...."])
+    d.gauge_start("Progress: %0", title = "installing")
+    while True:
+        if ri_progress.i_percent >= 98:
+            break
+        d.gauge_update(ri_progress.i_percent, "%s" % ri_progress.i_operation, update_text=1)
+	time.sleep(0.1)
+    d.gauge_stop()
+
 def main():
     global has_run
     if has_run: return
     has_run = True
+    thread.start_new_thread(show_progress,())
     for instance in oper_list:
         ret = instance.install()
         if ret:
diff --git a/interface/ri_progress.py b/interface/ri_progress.py
new file mode 100644
index 0000000..6c4f41a
--- /dev/null
+++ b/interface/ri_progress.py
@@ -0,0 +1,4 @@
+#!/usr/bin/python
+#show installing progress in python dialog
+i_percent=0
+i_operation="Waiting..."