1. SF Bug 661676

   The default font is not highlighted in the Options dialog when
   IDLEfork is first installed.

2. Reduce default font to 10 pt and increase default window height to give
   a better initial impression on Windows.

M config-main.def
M configDialog.py

Lib/idlelib/config-main.def

@@ -46,9 +46,9 @@ print-command-win=start /min notepad /p %s
 
 [EditorWindow]
 width= 80
-height= 30
+height= 40
 font= courier
-font-size= 12
+font-size= 10
 font-bold= 0
 encoding= none
 

Lib/idlelib/configDialog.py

@@ -93,7 +93,7 @@ class ConfigDialog(Toplevel):
         self.spaceNum=IntVar(self)
         #self.tabCols=IntVar(self)
         self.indentBySpaces=BooleanVar(self)
-        self.editFont=tkFont.Font(self,('courier',12,'normal'))
+        self.editFont=tkFont.Font(self,('courier',10,'normal'))
         ##widget creation
         #body frame
         frame=self.tabPages.pages['Fonts/Tabs']['page']
@@ -837,7 +837,8 @@ class ConfigDialog(Toplevel):
         self.SetThemeType()
 
     def OnListFontButtonRelease(self,event):
-        self.fontName.set(self.listFontName.get(ANCHOR))
+        font = self.listFontName.get(ANCHOR)
+        self.fontName.set(font.lower())
         self.SetFontSample()
 
     def SetFontSample(self,event=None):
@@ -956,15 +957,17 @@ class ConfigDialog(Toplevel):
             self.listFontName.insert(END,font)
         configuredFont=idleConf.GetOption('main','EditorWindow','font',
                 default='courier')
-        self.fontName.set(configuredFont)
-        if configuredFont in fonts:
-            currentFontIndex=fonts.index(configuredFont)
+        lc_configuredFont = configuredFont.lower()
+        self.fontName.set(lc_configuredFont)
+        lc_fonts = [s.lower() for s in fonts]
+        if lc_configuredFont in lc_fonts:
+            currentFontIndex = lc_fonts.index(lc_configuredFont)
             self.listFontName.see(currentFontIndex)
             self.listFontName.select_set(currentFontIndex)
             self.listFontName.select_anchor(currentFontIndex)
         ##font size dropdown
         fontSize=idleConf.GetOption('main','EditorWindow','font-size',
-                default='12')
+                default='10')
         self.optMenuFontSize.SetMenu(('7','8','9','10','11','12','13','14',
                 '16','18','20','22'),fontSize )
         ##fontWeight