diff --git a/picotui/dialogs.py b/picotui/dialogs.py
index a0cf535..bc3f275 100644
--- a/picotui/dialogs.py
+++ b/picotui/dialogs.py
@@ -18,6 +18,23 @@ def add_ok_cancel_buttons(d):
     b.finish_dialog = ACTION_CANCEL
 
 
+def add_next_prev_buttons(d):
+    if d.h == 0:
+        d.autosize(0, 1)
+    if d.w < 20:
+        d.w = 20
+    hw = d.w // 2
+    off1 = (hw + 1) // 2 - 4
+    off2 = (d.w - hw) + hw // 2 - 4
+    b = WButton(8, "Next")
+    d.add(off1, d.h - 1, b)
+    b.finish_dialog = ACTION_NEXT
+
+    b = WButton(8, "Back")
+    d.add(off2, d.h - 1, b)
+    b.finish_dialog = ACTION_PREV
+
+
 class DTextEntry(Dialog):
 
     def __init__(self, entry_w, text, title=""):
@@ -49,8 +66,8 @@ def result(self):
 
 class DConfirmation(Dialog):
 
-    def __init__(self, lines, title=""):
-        super().__init__(10, 5, title=title)
+    def __init__(self, x, y, entry_w, entry_h, lines, title=""):
+        super().__init__(x, y, entry_w, entry_h, title=title)
         if not isinstance(lines, list):
             lines = [lines]
         i = 1
diff --git a/picotui/widgets.py b/picotui/widgets.py
index 5410cff..2e70af3 100644
--- a/picotui/widgets.py
+++ b/picotui/widgets.py
@@ -11,6 +11,7 @@
     "EditableWidget",
     "Dialog",
     "WLabel",
+    "WProgress",
     "WFrame",
     "WButton",
     "WCheckbox",
@@ -150,11 +151,35 @@ def __init__(self, text, w=0):
         self.w = w
         if not w:
             self.w = len(text)
+        self.validate = False
+        self.valid = False
 
     def redraw(self):
         self.goto(self.x, self.y)
+        if self.validate:
+            if not self.valid:
+                self.attr_color(C_B_RED, None)
+            else:
+                self.attr_color(C_B_GREEN, None)
         self.wr_fixedw(self.t, self.w)
+        self.attr_reset()
+
+
+class WProgress(Widget):
+
+    def __init__(self, text, w=10):
+        self.t = text
+        self.h = 1
+        self.w = w
 
+    def redraw(self):
+        self.goto(self.x, self.y)
+        self.wr_fixedw(self.t, self.w)
+        self.attr_reset()
+
+    def update(self, text):
+        self.t = text
+        self.redraw()
 
 class WFrame(Widget):