It is called a virtual piano. The examples on the website are very impressive. Presumably you use it on your computer with other music software to create piano music. Maybe your question refers to using the Pianissimo by Acoustica region of a sound card? Virtual Grand Piano | Pianissimo | Acoustica
Popular search engines like Yahoo! (really a directory) or Alta Vista can cost you $20 - $50 on a cost per thousand (CPM) to purchase a minimum number of impressions, usually 100,000. But, you can get special deals through services which we'll touch on later. That means a banner ad on Yahoo! would cost you anywhere between $2,000 to $5,000 per month. That's pretty much comparable to the cost associated with placing an advertisement in a small circulation trade publication.
Remove or hide ads in Yahoo Mail. You can temporarily hide the right-side advertisement you see in Yahoo Mail accounts on a computer, or permanently remove all graphical ads by upgrading to Ad Free Yahoo Mail. Text ads and ads in other versions of Yahoo Mail can't be hidden.ahoo Mail is made available in part by the advertising you view while using our site. If you'd like to remove all graphical and text ads from your Yahoo Mail, when viewed on a computer, we encourage you to sign up for Yahoo Ad Free Mail if it's available in your region.