Unfortunately your cover is breach of Facebook's Page Guidelines, and in that particular regard they express the following:
All covers are public. This means that anyone who visits your Page will be able to see your cover. Covers can't be deceptive, misleading, or infringe on anyone else's copyright. You may not encourage people to upload your cover to their personal timelines. Covers may not include: i. price or purchase information, such as "40% off" or "Download it on socialmusic.com";ii. contact information such as a website address, email, mailing address, or information that should go in your Page's "About" section;
iii. references to Facebook features or actions, such as "Like" or "Share" or an arrow pointing from the cover photo to any of these features; oriv. calls to action, such as "Get it now" or "Tell your friends." Hope this helps.