function caster(partNum, price, load)
	{
	this.partNum = partNum;
	this.price = price;
	this.load = load;
	}

var brakeCost_SB 	= 7.60;
var brakeCost_TLB 	= 10.00;
var brakeCost_SL4 	= 10.00;

var series15 = new Array();
var i=0;

/******************* 4" x 2" Wheels ************************/

series15[i] = new caster('15-PH-0432RBS','18.14','800');i++;
series15[i] = new caster('15-PH-0432RBR','14.18','800');i++;
series15[i] = new caster('15-PP-0432RBS','18.40','800');i++;
series15[i] = new caster('15-PP-0432RBR','14.40','800');i++;
series15[i] = new caster('15-PS-0432RBS','21.90','800');i++;
series15[i] = new caster('15-PS-0432RBR','17.90','800');i++;
series15[i] = new caster('15-SP-0432RBS','24.58','800');i++;
series15[i] = new caster('15-SP-0432RBR','20.58','800');i++;
series15[i] = new caster('15-RS-0432RBS','18.67','350');i++;
series15[i] = new caster('15-RS-0432RBR','14.67','350');i++;
series15[i] = new caster('15-SS-0432RBS','19.90','800');i++;
series15[i] = new caster('15-SS-0432RBR','15.90','800');i++;
series15[i] = new caster('15-VG-0432RBS','22.86','800');i++;
series15[i] = new caster('15-VG-0432RBR','18.86','800');i++;

/******************* 5" x 2" Wheels ************************/

series15[i] = new caster('15-PH-0532RBS','19.20','1000');i++;
series15[i] = new caster('15-PH-0532RBR','15.20','1000');i++;
series15[i] = new caster('15-PP-0532RBS','19.50','900');i++;
series15[i] = new caster('15-PP-0532RBR','15.50','900');i++;
series15[i] = new caster('15-PS-0532RBS','23.10','1000');i++;
series15[i] = new caster('15-PS-0532RBR','19.10','1000');i++;
series15[i] = new caster('15-SP-0532RBS','25.60','900');i++;
series15[i] = new caster('15-SP-0532RBR','21.60','900');i++;
series15[i] = new caster('15-RS-0532RBS','19.80','400');i++;
series15[i] = new caster('15-RS-0532RBR','15.80','400');i++;
series15[i] = new caster('15-SS-0532RBS','20.90','1000');i++;
series15[i] = new caster('15-SS-0532RBR','16.90','1000');i++;

/******************* 6" x 2" Wheels ************************/

series15[i] = new caster('15-PH-0632RBS','21.20','1200');i++;
series15[i] = new caster('15-PH-0632RBR','17.20','1200');i++;
series15[i] = new caster('15-PP-0632RBS','21.50','1000');i++;
series15[i] = new caster('15-PP-0632RBR','17.50','1000');i++;
series15[i] = new caster('15-PS-0632RBS','25.10','1200');i++;
series15[i] = new caster('15-PS-0632RBR','21.10','1200');i++;
series15[i] = new caster('15-SP-0632RBS','27.60','1000');i++;
series15[i] = new caster('15-SP-0632RBR','23.60','1000');i++;
series15[i] = new caster('15-RS-0632RBS','21.80','500');i++;
series15[i] = new caster('15-RS-0632RBR','17.80','500');i++;
series15[i] = new caster('15-SS-0632RBS','22.90','1200');i++;
series15[i] = new caster('15-SS-0632RBR','18.90','1200');i++;
series15[i] = new caster('15-VG-0632RBS','22.90','1200');i++;
series15[i] = new caster('15-VG-0632RBR','18.90','1200');i++;

/***************** 6" x 2-1/2" Wheels **********************/

series15[i] = new caster('15-PH-0640RBS','31.24','1600');i++;
series15[i] = new caster('15-PH-0640RBR','28.24','1600');i++;
series15[i] = new caster('15-PS-0640RBS','35.56','1600');i++;
series15[i] = new caster('15-PS-0640RBR','32.56','1600');i++;
series15[i] = new caster('15-RS-0640RBS','35.20','800');i++;
series15[i] = new caster('15-RS-0640RBR','32.20','800');i++;
series15[i] = new caster('15-SS-0640RBS','27.84','1600');i++;
series15[i] = new caster('15-SS-0640RBR','24.84','1600');i++;
series15[i] = new caster('15-VG-0640RBS','35.88','1600');i++;
series15[i] = new caster('15-VG-0640RBR','32.88','1600');i++;

/******************* 8" x 2" Wheels ************************/

series15[i] = new caster('15-PH-0832RBS','23.50','1400');i++;
series15[i] = new caster('15-PH-0832RBR','20.50','1400');i++;
series15[i] = new caster('15-PP-0832RBS','24.00','1000');i++;
series15[i] = new caster('15-PP-0832RBR','21.00','1000');i++;
series15[i] = new caster('15-PS-0832RBS','27.50','1400');i++;
series15[i] = new caster('15-PS-0832RBR','24.50','1400');i++;
series15[i] = new caster('15-SP-0832RBS','29.60','1400');i++;
series15[i] = new caster('15-SP-0832RBR','26.60','1400');i++;
series15[i] = new caster('15-RS-0832RBS','24.00','650');i++;
series15[i] = new caster('15-RS-0832RBR','21.00','650');i++;
series15[i] = new caster('15-SS-0832RBS','25.00','1400');i++;
series15[i] = new caster('15-SS-0832RBR','22.00','1400');i++;

/***************** 8" x 2-1/2" Wheels **********************/

series15[i] = new caster('15-PH-0840RBS','34.25','1600');i++;
series15[i] = new caster('15-PH-0840RBR','31.25','1600');i++;
series15[i] = new caster('15-PS-0840RBS','40.00','1600');i++;
series15[i] = new caster('15-PS-0840RBR','37.00','1600');i++;
series15[i] = new caster('15-RS-0840RBS','37.50','850');i++;
series15[i] = new caster('15-RS-0840RBR','34.50','850');i++;
series15[i] = new caster('15-SS-0840RBS','31.75','1600');i++;
series15[i] = new caster('15-SS-0840RBR','28.75','1600');i++;
series15[i] = new caster('15-VG-0840RBS','40.00','1600');i++;
series15[i] = new caster('15-VG-0840RBR','37.00','1600');i++;