Patent ID: 7067736

Claim:
An apparatus comprising: a first substantially rectangular U-shaped member having a first end and a second end, said first end having a first tab substantially parallel to the bottom of said first U-shaped member, and said second end having a second tab substantially parallel to the bottom of said first U-shaped member; a second substantially rectangular U-shaped member having a first end and a second end, said first end having a first tab substantially parallel to the bottom of said second U-shaped member, and said second end having a second tab substantially parallel to the bottom of said second U-shaped member; a first fastening device and a second fastening device wherein said first fastening device is capable of engaging said first U-shaped member first tab with said second U-shaped member first tab and wherein said second fastening device is capable of engaging said first U-shaped member second tab with said second U-shaped member second tab; a third tab located proximate to a first corner of said first U-shaped member and substantially in a plane defined by first U-shaped member legs; a fourth tab located distal to said first corner of said first U-shaped member and substantially in a plane defined by first U-shaped member legs; a third tab located proximate to a first corner of said second U-shaped member and substantially in a plane defined by second U-shaped member legs; and a fourth tab located distal to said first corner of said second U-shaped member and substantially in a plane defined by second U-shaped member legs.