//By Michael J. Oleksak

//Starsnsites Web Development Services, 1997-2005  All Rights Reserved.

//Distribution, editing or reselling of this script is strictyly prohibited

//without expressed written permission from Michael J. Oleksak.



function formatNum(Vnum) {



   if(Vnum > 99000000) {

   alert("You need to switch Utility Companies if you are paying this much.");

   focus();

   } else {

   

   var V10million = parseInt(Vnum / 10000000);



   var V1million = (Vnum % 10000000)  / 1000000;

      if(V1million / 1000000 == 1) {

      V1million = 1;

      } else

      if(V1million < 1) {

      V1million = "0";

     } else {

      V1million = parseInt(V1million,10);

     }



    var V100thousand = (Vnum % 1000000)  / 100000;

      if(V100thousand / 100000 == 1) {

      V100thousand = 1;

      } else

      if(V100thousand < 1) {

      V100thousand = "0";

     } else {

      V100thousand = parseInt(V100thousand,10);

     }



   var V10thousand = (Vnum % 100000)  / 10000;

      if(V10thousand / 10000 == 1) {

      V10thousand = 1;

      } else

      if(V10thousand < 1) {

      V10thousand = "0";

      } else {

      V10thousand = parseInt(V10thousand,10);

      }



   var V1thousand = (Vnum % 10000)  / 1000;

      if(V1thousand / 1000 == 1) {

      V1thousand = 1;

      } else

      if(V1thousand < 1) {

      V1thousand = "0";

     } else {

      V1thousand = parseInt(V1thousand,10);

     }



   var Vhundreds = (Vnum % 1000)  / 100;

      if(Vhundreds / 100 == 1) {

      Vhundreds = 1;

      } else

      if(Vhundreds < 1) {

      Vhundreds = "0";

     } else {

      Vhundreds = parseInt(Vhundreds,10);

     }



   var Vtens = (Vnum % 100)  / 10;

      if(Vtens / 10 == 1) {

      Vtens = 1;

      } else

      if(Vtens < 1) {

      Vtens = "0";

     } else {

      Vtens = parseInt(Vtens,10);

     }



   var Vones = (Vnum % 10)  / 1;

      if(Vones / 1 == 1) {

      Vones = 1;

      } else

      if(Vones < 1) {

      Vones = "0";

     } else {

      Vones = parseInt(Vones,10);

     }



  var Vcents = parseInt(((Vnum % 1) * 100),10);



 if(Vcents < 1) {

  Vcents = "00";

  }

  else

  if(Vcents % 10 == 0) {

  Vcents = Vcents + "0";

  }

  else

  if(Vcents % 10 == Vcents) {

  Vcents = "0" + Vcents;

  } else {

  Vcents = Vcents;

  }



  if(Vcents == "900") {

  Vcents = "90";

  } else

  if(Vcents == "800") {

  Vcents = "80";

  } else 

  if(Vcents == "700") {

  Vcents = "70";

  } else 

  if(Vcents == "600") {

  Vcents = "60";

  } else 

  if(Vcents == "500") {

  Vcents = "50";

  } else 

  if(Vcents == "400") {

  Vcents = "40";

  } else 

  if(Vcents == "300") {

  Vcents = "30";

  } else

  if(Vcents == "200") {

  Vcents = "20";

  } else

  if(Vcents == "100") {

  Vcents = "10";

  } else {

  Vcents = Vcents;

  }



   

   var Vformat = "";



   if(Vnum >= 10000000) {

   Vformat = (V10million + "" + V1million + "," + V100thousand + "" + V10thousand + "" + V1thousand + "," + Vhundreds + "" + Vtens + "" + Vones + "." + Vcents);

   }

   else

   if(Vnum >= 1000000) {

   Vformat = (V1million + "," + V100thousand + "" + V10thousand + "" + V1thousand + "," + Vhundreds + "" + Vtens + "" + Vones + "." + Vcents);

   }

   else

   if(Vnum >= 100000) {

   Vformat = (V100thousand + "" + V10thousand + "" + V1thousand + "," + Vhundreds + "" + Vtens + "" + Vones + "." + Vcents);

   }

   else

   if(Vnum >= 10000) {

   Vformat = (V10thousand + "" + V1thousand + "," + Vhundreds + "" + Vtens + "" + Vones + "." + Vcents);

   }

   else

   if(Vnum >= 1000) {

   Vformat = (V1thousand + "," + Vhundreds + "" + Vtens + "" + Vones + "." + Vcents);

   }

   else

   if(Vnum >= 100) {

   Vformat = (Vhundreds + "" + Vtens + "" + Vones + "." + Vcents);

   }

   else

   if(Vnum >= 10) {

   Vformat = (Vtens + "" + Vones + "." + Vcents);

   }

   else

   if(Vnum >= 1) {

   Vformat = (Vones + "." + Vcents);

   } else {

   Vformat = ("0." + Vcents);

   }



  return Vformat;



  }

}





function computeForm(form)



{

   var fbillDollar = form.billDollar.value;



   var favgKWH = fbillDollar / form.billKWH.value;



   var fwatts = form.watts.value;



   var fvolts = form.volts.value;



   var famps = form.amps.value;



   var fdayKWH = 0;



   var fdayCost = 0;



   var fmonCost = 0;



   if(fwatts == "") {

     fdayKWH = fvolts * famps * form.avgHours.value / 1000;

     } else {

     fdayKWH = fwatts * form.avgHours.value / 1000;

     }



   fdayCost = fdayKWH * favgKWH;



   fmonCost = fdayCost * 30.4;



   form.avgKWH.value = "£" + formatNum(favgKWH);



   form.dayKWH.value = fdayKWH;



   form.dayCost.value = "£" + formatNum(fdayCost);



   form.monCost.value = "£" + formatNum(fmonCost);



   form.annCost.value = "£" + formatNum(fdayCost * 365);



   form.percent.value = formatNum(fmonCost / fbillDollar * 100,10) + "%";



   

}





function clearForm(form)



{



    

    form.billDollar.value = "";



    form.billKWH.value = "";



    form.avgKWH.value = "";



    form.watts.value = "";



   form.volts.value = "";



   form.amps.value = "";



   form.avgHours.value = "";



   form.dayKWH.value = "";



   form.dayCost.value = "";



   form.monCost.value = "";



   form.annCost.value = "";



   form.percent.value = "";





}



//