You can see the date and time counter and google search window on right hand side bar of my blog.
These are google widgets. If you also wanna add some to your blog or website (As it adds grace to your webspace :)) just complete the following tutorial.

• First visit following link for choosing your fav. widgets

• Second step is to customize the widget according to you.

• Now get the code and copy it.
• For bloggers go to dashboard--->layout---->add a page element
• Now add a new html/java script
• Paste the code here and save
  
• Now view the blog or refresh your blog you will find your widget working.
• Similarly foe websites just post the script code inside tag wherever you wanna place it.