Try Conditional Content plugin for FREE it will help you to insert and control the conditional content with set of rules that you can configure.
Log in as administrator to WordPress Admin Panel.
Navigate to Plugins > Installed Plugins > Conditional Content..
Log in as administrator to WordPress Admin Panel Settings > Conditional Content..
Log in as administrator to WordPress Admin Panel..
Navigate to Plugins > Add New > Upload Plugin..
Browse for 'conditional-content zip file > Install Now...
Browse the code, check out SVN repository, or subscribe to the development log by RSS...
Added the ability to add unlimited number of AD widgets to the sidebar.
Added Upload file section, that allows to upload import the configuration file..
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