Puting Post Title before the Blog Title in blogger/blogspot

Change title tags for your blogger posts i.e swap title hack.Swap the title or change the title for the posts of the blog in place of title of blog makes the seo for blogger. Title tags hack makes blogger search engine optimized. When you click the post in blogger the post title always appear after the blog title. and your blog is restricted to only blog title.
But now your title will come first on clicking your post which ill make it seo i.e the blogger title is swapped.

Look at the example below.

Before:

After:

 So, how to do that?

Go to Layout >>EditHtml
 And find this code:

<title><data:blog.PageTitle/></title> 

 Or else search for

<title><data:blog.title/></title> 

Now, replace that line which these:

<b:if cond='data:blog.pageType == "item"'>
<title><data:blog.pageName/> |<data:blog.title/></title>
<b:else/>
<title><data:blog.pageTitle/></title> </b:if>

and Save the Changes.