A virus screening method includes steps of routing a call between a calling party and a called party of a telephone network, receiving computer data from a first party of the calling party and the called party, and detecting a virus in the computer data. The direct-to-product printing tray includes a label-dispensing system within the direct-to-product tray. Several second holding circuits hold data output from the corresponding first holding circuit after being delayed by time that the read address gains with respect to the burst address. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety 01046794 with itself or another soybean variety and plants produced by such methods. The use of the enhanced data key with a DHT protocol in this structured overlay can provide content locality. A method of calculating the full charge capacity in this manner is also provided.