how to display the gadget sidebar on certain pages
Here are the parts of your blog page 
Homepage - Is your blog's main page, the front page. 
Archivepage - is the archive page 
Itempage - Is your post pages 
Indexpage - It is the home page, the page labels, and search page. 
Staticpage-new feature that google page that does not get in on the posts. 


1. Showing Widget Only on Homepage 

<b:if cond='data:blog.url == data:blog.homepageUrl'>
..........................
</ B: if>


2. Widget displays in addition to the Homepage 

<b:if cond='data:blog.url != data:blog.homepageUrl'>
.....................................
</ B: if>

3. Widget displays only in Archivepages 


<b:if cond='data:blog.pageType == "archive"'>
......................................
</ B: if>


4. Widget displays in addition to the Archivepages 


<b:if cond='data:blog.pageType != "archive"'>
.................................................. ..
</ B: if>

5. Widget displays only in Itempages / Post 


<b:if cond='data:blog.pageType == "item"'>
............................................
</ B: if>

6. Displays widgets in addition to the Itempages 


<b:if cond='data:blog.pageType != "item"'>
....................................
</ B: if>

7. Displaying widgets only in Staticpages 


<b:if cond='data:blog.pageType == "static_page"'>
..................................
</ B: if>

8. Displays widgets in addition to the staticpages 


<b:if cond='data:blog.pageType != "static_page"'>
............................
</ B: if>

9. Posts widget displays the URL of Certain 


<b:if cond='data:blog.url == " your URL posts "'>
.........................................
</ B: if>

10. Displays widgets in addition to the specific post URL

<b:if cond='data:blog.url != "your URL posts"'>
................................................
</ B: if>

How Uses? 
The following code example my blog widget 
    <b:widget id='HTML2' locked='false' title='stat' article type='HTML'> 
    <b:includable id='main'> 
    .................................................. opening code 
      <! - Only display title if it's a non-empty -> 
      <b:if cond='data:title != ""'> 
        <h2 class='title'> <data:title/> </ h2> 
      </ B: if> 
      <div class='widget-content'> 
        <data:content/> 
      </ Div> 
      <b:include name='quickedit'/> 
    .............................................. cover code 
    </ B: includable> 
    </ B: widget> 


The red is the placement of code for the appearance of the widget on certain pages only. May be useful 

2. select the gadget you want 


the red mark your url address



3. Select where you want to display the widget






last look at the results

how to add vertikal menu slide dancing


DEMO



This menu is perfect slide dancing in place disidebar your blog is fairly easy to install you just follow these steps:


1.Log in to your blogger dashboard
2.Go to --> layout- -> Edit HTML
3.Scroll down to where you see this:
]]></b:skin>
4.Now add below code just before ]]></b:skin> tag .





5.Click on "Save Templates" and now you are done.

NEXT STEP

Login to your blogger dashboard and go to Desing --&-- Page Elements.

.Click on 'Add a Gadget' on the sidebar.

Select 'HTML/Javascript' and add the one of code given below



<ul class="nice-menu">
<li class="orange"><a href="">Home</a></li>
<li class="red"><a href="">About</a></li>
<li class="green"><a href="">Portfolio</a></li>
<li class="blue"><a href="">Blog</a></li>
<li class="bright"><a href="">Contact</a></li>
<li class="dark"><a href="">What not?</a></li>
</ul>