Some times you will get an issue in your blogger template navigation bar if it is programmed using Superfish javascript. That is you will see arrow with space ( >> ) in the right of your navigation menu for the menus having sub-menus. It will appear sometimes and may not appear sometimes spoiling the alignment of navigation menu bar. It will spoil the look of your blog too. To replace the arrow with place simply follow the steps below and modify it in your blog template.
Line 18 looks like this.
$arrow = $(['<span class="',c.arrowClass,'"> »</span>'].join('')),
Change this to (change the html part to non blank space.
$arrow = $([' '].join('')),
$arrow = $(['<span class="',c.arrowClass,'"> »</span>'].join('')),
Change this to (change the html part to non blank space.
$arrow = $([' '].join('')),
Now you will get a nice navigation menu without arrows and space.