var vcpa1 = 0;
var vcpa2 = 0;
var vcpa3  = 0;
var vcpan1 = 0;
var vcpan2 = 0;
var vcpan3  = 0;
var vfer = 0;
var vcrate  = 0;
var weektot = 0;
var montot = 0;
var vwinc = 0;
var vwrent = 0;
var vincome=0;
var vnokids = 0;
var vincrate=0;
var vfam=0;
function calc(boxes){
<!-- CALCULATING TOTAL)-->
vcpa1 = eval (document.boxes.cpa1.value)
vcpan1 = eval (document.boxes.ncpa1.value)
vcpa2 = eval (document.boxes.cpa2.value)
vcpan2 = eval (document.boxes.ncpa2.value)
vcpa3 = eval (document.boxes.cpa3.value)
vcpan3 = eval (document.boxes.ncpa3.value)
vfer = eval (document.boxes.fixed1.value)
vwinc = eval (document.boxes.weekinc.value)
vwrent = eval (document.boxes.weekrent.value)
vcrate=0
if (eval(document.boxes.cpanc3.value) > 0){
   vcrate=eval(document.boxes.cpafa3.value)
  }
if (eval(document.boxes.cpanc2.value) > 0){
   vcrate=eval(document.boxes.cpafa2.value)
  }
if (eval(document.boxes.cpanc1.value) > 0){
   vcrate=eval(document.boxes.cpafa1.value)
  }
   
vnokids = vcpan1 + vcpan2 + vcpan3
vincrate=0.20
vfam=eval(document.boxes.cbr1.value)+((vnokids-1)*eval(document.boxes.cbr2.value))
vnokids = vcpan1 + vcpan2 + vcpan3
if (vnokids<2){
   vincrate=0.15
  }
weektot = (vcpa1*vcpan1)+(vcpa2*vcpan2)+(vcpa3*vcpan3)+vfer+vcrate-vfam
vincome =vwinc - vwrent   - (2*weektot)
vincome = vincome*vincrate
weektot = weektot + vincome
monthtot=(weektot*52)/12
weektot=Math.round(weektot)
document.boxes.weekbox.value=weektot
monthtot=Math.round(monthtot)
document.boxes.monthbox.value=monthtot

}

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// Load a predefined list into the list area of the screen

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function printpage() { 
window.print();
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txt='iframe src="http://impgb.tradedoubler.com/imp/pool/iframe/1325/49477" width="120" height="600" frameborder="0" border="0" marginwidth="0" marginheight="0" scrolling="no"></iframe>';

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document.write(txt);


}

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