Set up banners on sidebar
Go to Design/Edit HTML and find the following code :
<div class='sidebar-banner'>
<table align='center' cellpadding='5' cellspacing='5'>
<tr>
<td><a href='BANNER LINK 1'><img border='0' height='125' src='https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiRF8hgpadwr6-pOf6QCip1Ni4LL6tOb1KA23P1wo64X2JPGxFMOJzI7rdvMC-o28zo3w4ezX_12uhibZfLMZzz0hJNqejnjdNow1bf4j6GWRl0crZ9U_AIBrklzo0z15LlYhNwWYVSQX3Y/' width='125'/></a></td>
