http://download.cnet.com/YouCMSAndBlog-WYSIWYG-IDE/3000-10247_4-10835719.htmljust to let everyone know to try out new free WYSIWYG editor for 
  Blogger template (YouCMSAndBlog) . It lets you edit your template on 
 one window, while interactive result view on another window (view) and 
 can easily switch full editing / viewing screen easily. Inserting 
  Blogger tag template easily by selecting from Left listbox and  you 
 can extend it to support any other Blog tags list tempate you want to 
 do so.  
With this small size software, you can even let your user download 
  your template and they can try out on their own local machine how the 
 final template result will looks like. 
 
Features for this early release (Version 1.0): 
 
    * Interactive View through True View and Quick View mode while you 
  edit your template. For Blogger template, you can use Quick View to 
 design your own mock data (dummy data) in HTML code  to be rendered 
 with your template in local machine. (Note: for this release, this 
 View only support Old Blogger). 
      * Easily switch to Full Editor mode (like UltraEdit IDE), Full 
 View mode or Hybrid mode (Default mode) 
     * Code Syntax Highlighting (Coloring), which you can configure 
 from your main configuration file using Regular Expression 
      * Find words with color highlighting 
     * With Quick View, users will not need to install CMS or Blog 
 Engine on their local machine, i.e: Blogger Template, user can 
 download the template and open it using this IDE to get a dummy view 
  easily. 
     * With True  View, user will get instant true view from your 
 running CMS or Blog engine hosted locally. 
     * Automatic back-up for all files you are editing but can be 
 turned off. 
 
 For video demo, you can click on this link : http://youtube.com/watch?v=wBWTg9rc3oc 
  
or article and download link: 
http://vivociti.com/content/view/41/53/