<!--
<!-- hide script

var lastchanged = "I" //Last variable changed
var currentfield = "V" //Location of current calculation
var V
var I
var R
var W
var temp

function newVolts ()  {
  //Calculate values after voltage input changed
//  temp = "Last changed = " + lastchanged;
//  alert (temp);
  V = window.document.Ohm.Volts.value;
    if (lastchanged ==  "I") {
      I = window.document.Ohm.Amps.value;
      window.document.Ohm.Ohms.value = V/I;
      window.document.Ohm.Watts.value = V*I;
      }
    if (lastchanged ==  "R") {
      R = window.document.Ohm.Ohms.value;
      window.document.Ohm.Amps.value = V/R;
      window.document.Ohm.Watts.value = V*V/R;
      }
    if (lastchanged ==  "W") {
      W = window.document.Ohm.Watts.value;
      window.document.Ohm.Amps.value = W/V;
      window.document.Ohm.Ohms.value = V*V/W;
      }
}

function newAmps ()  {
  //Calculate values after amperage input changed
  I = window.document.Ohm.Amps.value;
    if (lastchanged ==  "V") {
      V = window.document.Ohm.Volts.value;
      window.document.Ohm.Ohms.value = V/I;
      window.document.Ohm.Watts.value = V*I;
      }
    if (lastchanged ==  "R") {
      R = window.document.Ohm.Ohms.value;
      window.document.Ohm.Volts.value = R*I;
      window.document.Ohm.Watts.value = I*I*R;
      }
    if (lastchanged ==  "W") {
      W = window.document.Ohm.Watts.value;
      window.document.Ohm.Volts.value = W/I;
      window.document.Ohm.Ohms.value = W/(I*I);
      }
}

function newOhms ()  {
  //Calculate values after ohms input changed
  R = window.document.Ohm.Ohms.value;
    if (lastchanged ==  "V") {
      V = window.document.Ohm.Volts.value;
      window.document.Ohm.Amps.value = V/R;
      window.document.Ohm.Watts.value = V*V/R;
      }
    if (lastchanged ==  "I") {
      I = window.document.Ohm.Amps.value;
      window.document.Ohm.Volts.value = R*I;
      window.document.Ohm.Watts.value = I*I*R;
      }
    if (lastchanged ==  "W") {
      W = window.document.Ohm.Watts.value;
      window.document.Ohm.Volts.value = Math.sqrt(W*R);
      window.document.Ohm.Amps.value = Math.sqrt(W/R);
      }
}

function newWatts ()  {
  //Calculate values after watt input changed
  W = window.document.Ohm.Watts.value;
    if (lastchanged ==  "V") {
      V = window.document.Ohm.Volts.value;
      window.document.Ohm.Ohms.value = V*V/W;
      window.document.Ohm.Amps.value = W/V;
      }
    if (lastchanged ==  "R") {
      R = window.document.Ohm.Ohms.value;
      window.document.Ohm.Volts.value = Math.sqrt(W*R);
      window.document.Ohm.Amps.value = Math.sqrt(W/R);
      }
    if (lastchanged ==  "I") {
      I = window.document.Ohm.Amps.value;
      window.document.Ohm.Volts.value = W/I;
      window.document.Ohm.Ohms.value = W/(I*I);
      }
}

// end the hiding comment -->

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
//-->