brush = wx.Brush(wx.NamedColour(self.back_color), wx.SOLID)
         dc.SetBrush(brush)
         dc.SetPen(wx.Pen(wx.NamedColour(self.border_color), 1))
-        dc.DrawRectangle((0, 0), (self.image_sizex, self.image_sizey))
+        dc.DrawRectangle(0, 0, self.image_sizex, self.image_sizey)
 
     def DrawImage(self, dc):
         try:
         if image is None:
             return
 
-        bmp = image.ConvertToBitmap()
+        try:
+            bmp = image.ConvertToBitmap()
+        except:
+            return
 
         iwidth = bmp.GetWidth()   # dimensions of image file
         iheight = bmp.GetHeight()
         image.Rescale(iwidth, iheight)      # rescale to fit the window
         image.ConvertToBitmap()
         bmp = image.ConvertToBitmap()
-        dc.DrawBitmap(bmp, (diffx, diffy))        # draw the image to window
+        dc.DrawBitmap(bmp, diffx, diffy)        # draw the image to window
 
 
 class ImageDialog(wx.Dialog):
         self.y_pos = 20
         self.delta = 20
 
-        size = wx.Size(80, 25)
+        size = wx.Size(80, -1)
 
         self.set_dir = os.getcwd()
         self.set_file = None
             if pattern.match(value) != None:
                 filelist.append(i)
 
-            self.files = filelist
+        self.files = filelist
 
     def MakeRegex(self, pattern):
         import re