1.First go to Google Map Search Wizard
2.Now Customize your Map Search
3.Enter your blog URL.
4.Click on generate code.
5.Now copy generated code.
6.Login to your blogger dashboard--> layout- ->Page Elements
7.Click on 'Add a Gadget' on the sidebar.
8.Select 'HTML/Javascript' and add your Map Search code and click save.
Now you are done.
2.Now Customize your Map Search
3.Enter your blog URL.
4.Click on generate code.
5.Now copy generated code.
6.Login to your blogger dashboard--> layout- ->Page Elements
7.Click on 'Add a Gadget' on the sidebar.
8.Select 'HTML/Javascript' and add your Map Search code and click save.
Now you are done.