Behavior:

• 8 seconds maximum play limit from time it appears until it disappears
• A minimum frequency cap of 2 per user session will be placed on all active headers.
• Cannot be served by a 3rd-party.
• 3rd party impression and click tracking is permitted.

• 8 seconds maximum play limit from time it appears until it disappears
• Audio is not permitted
• Must be on a solid background during play. The last frame must be transparent and not clickable.
• Creative should not exceed more than 30% of available CPU for more than 50% of the run time.
• The wmode value in the HTML code will be set to "opaque".
• CLICKTAGS/TRACKING: Click-through functions must use the "Get URL" command. The action script code needed for the button layer in your Flash file should look exactly as it is below. ** Keep the button on its own layer at the top of all the layers so it is never covered.
  
  on (release) {
  getURL(clickTag, "_blank");
  }
  
  
• For more information on optimizing Flash files, see Macromedia's article, "Streaming and file optimization techniques for Flash Player".

Leavebehind

• 150x30 pixel dimension.
• No animation allowed.
• Must be on a transparent background.
• Alt text limit of 55 characters.
• Official NFL sponsors:
  • Can contain the clients's logo and proper association tag: "Presented by", "Sponsored by", or "Featured by".
  • Association tag must be in black (#000000) Arial 10 point regular font, anti-alias smooth with first letter in caps.
• Unofficial NFL sponsors:
  • Logo placement only.
  • Cannot be placed near the NFL shield logo.
  • Cannot contain any verbiage or association tag which implies ownership such as "Presented by", "Sponsored by", or "Featured by"
  .