function dm(amount) 
{
  string = "" + amount;
  dec = string.length - string.indexOf('.');
  if (string.indexOf('.') == -1)
  return string + '.00';
  if (dec == 1)
  return string + '00';
  if (dec == 2)
  return string + '0';
  if (dec > 3)
  return string.substring(0,string.length-dec+3);
  return string;
}

function calculate()
{

QtyA = 0;  
QtyB = 0;  
QtyC = 0; 
QtyD = 0;
QtyE = 0;
QtyF = 0;
QtyG = 0;
QtyH = 0;
QtyI = 0;
QtyJ = 0;


TotA = 0;  
TotB = 0;  
TotC = 0;
TotD = 0;
TotE = 0;
TotF = 0;
TotG = 0;
TotH = 0;
TotI = 0;
TotJ = 0



PrcA1200_adult_trousers = 10.00; 
PrcA1201_child_trousers = 7.50; 
PrcA1202_sparring_mitts = 14.00; 
PrcA1203_sparring_foot_pads = 13.00; 
PrcA1204_sparring_shin_pads = 12.00; 
PrcA1205_head_guard = 15.00;
PrcA1206_groin_guard = 5.00;
PrcA1207_gum_shield = 2.00;
PrcA1208_focus_pads = 20.00;
PrcA1209_punch_bags = 24.00;



 
if (document.ofrm.qtyA1200_adult_trousers.value > "") { QtyA = document.ofrm.qtyA1200_adult_trousers.value };  document.ofrm.qtyA1200_adult_trousers.value = eval(QtyA);  
 
if (document.ofrm.qtyA1201_child_trousers.value > "") { QtyB = document.ofrm.qtyA1201_child_trousers.value };  document.ofrm.qtyA1201_child_trousers.value = eval(QtyB);   

if (document.ofrm.qtyA1202_sparring_mitts.value > "")  { QtyC = document.ofrm.qtyA1202_sparring_mitts.value };  document.ofrm.qtyA1202_sparring_mitts.value = eval(QtyC); 
  
if (document.ofrm.qtyA1203_sparring_foot_pads.value > "")  { QtyD = document.ofrm.qtyA1203_sparring_foot_pads.value };  document.ofrm.qtyA1203_sparring_foot_pads.value = eval(QtyD);  

if (document.ofrm.qtyA1204_sparring_shin_pads.value > "")  { QtyE = document.ofrm.qtyA1204_sparring_shin_pads.value };  document.ofrm.qtyA1204_sparring_shin_pads.value = eval(QtyE);  

if (document.ofrm.qtyA1205_head_guard.value > "")  { QtyF = document.ofrm.qtyA1205_head_guard.value };  document.ofrm.qtyA1205_head_guard.value = eval(QtyF);  

if (document.ofrm.qtyA1206_groin_guard.value > "")  { QtyG = document.ofrm.qtyA1206_groin_guard.value };  document.ofrm.qtyA1206_groin_guard.value = eval(QtyG); 

if (document.ofrm.qtyA1207_gum_shield.value > "")  { QtyH = document.ofrm.qtyA1207_gum_shield.value };  document.ofrm.qtyA1207_gum_shield.value = eval(QtyH); 

if (document.ofrm.qtyA1208_focus_pads.value > "")  { QtyI = document.ofrm.qtyA1208_focus_pads.value };  document.ofrm.qtyA1208_focus_pads.value = eval(QtyI); 

if (document.ofrm.qtyA1209_punch_bags.value > "")  { QtyJ = document.ofrm.qtyA1209_punch_bags.value };  document.ofrm.qtyA1209_punch_bags.value = eval(QtyJ); 


TotA = QtyA * PrcA1200_adult_trousers;  document.ofrm.totalA1200_adult_trousers.value = dm(eval(TotA));
 
TotB = QtyB * PrcA1201_child_trousers;  document.ofrm.totalA1201_child_trousers.value = dm(eval(TotB));

TotC = QtyC * PrcA1202_sparring_mitts;  document.ofrm.totalA1202_sparring_mitts.value = dm(eval(TotC));

TotD = QtyD * PrcA1203_sparring_foot_pads;  document.ofrm.totalA1203_sparring_foot_pads.value = dm(eval(TotD));

TotE = QtyE * PrcA1204_sparring_shin_pads;  document.ofrm.totalA1204_sparring_shin_pads.value = dm(eval(TotE));

TotF = QtyF * PrcA1205_head_guard;  document.ofrm.totalA1205_head_guard.value = dm(eval(TotF));

TotG = QtyG * PrcA1206_groin_guard;  document.ofrm.totalA1206_groin_guard.value = dm(eval(TotG));

TotH = QtyH * PrcA1207_gum_shield;  document.ofrm.totalA1207_gum_shield.value = dm(eval(TotH));

TotI = QtyI * PrcA1208_focus_pads;  document.ofrm.totalA1208_focus_pads.value = dm(eval(TotI));

TotJ = QtyJ * PrcA1209_punch_bags;  document.ofrm.totalA1209_punch_bags.value = dm(eval(TotJ));


  Totamt = 
     eval(TotA) +
     eval(TotB) +
     eval(TotC) +
     eval(TotD) +
     eval(TotE) +
     eval(TotF) +
     eval(TotG) +
     eval(TotH) +
     eval(TotI) +
     eval(TotJ) ;

  document.ofrm.GrandTotal.value = dm(eval(Totamt));
}