This plugin adds 'Add to elertz' link to your topics.
Please visit http://www.elertz.com in order to lern about elertz and to understand the system.
Yes, it is normal. The entire plugin is based on the elertz messaging system, wich requires to have a Internet Explorer toolbar installed. For more information please visit http://www.elertz.com.
Yes. You/your visitors should have the elertz Internet Explorer toolbar installed. But do not worry: trying to add an elert (clicking the 'Add to elertz link') on a browser which hasn't the toolbar installed will result in downloading the installer.
Yes. The directory name should be 'elertzThis'. This plugin is splitted across multiple files, and in order to remove possible conflicts with other files it resides into it's own directory.
Please contact us at http://blog.elertz.com and ask us about your issue, and we will try to solve it. Thanks for your understanding.