function CALC_OnLoad(ctl, index) {

   var FormType="Query";
   if ( FormType != "PostDelete")
   {
      form_num=0;
      do
      {
         elem_num=0;
         len = document.forms[form_num].elements.length;
         if (len > 0)
         {
            while (elem_num < len &&
                   document.forms[form_num].elements[elem_num].type != "text" &&
                   document.forms[form_num].elements[elem_num].type != "textarea")
            {
               elem_num++;
            }
            if (elem_num < len)
            {
               document.forms[form_num].elements[elem_num].focus();
               break;
            }
         }
         form_num++;
      } while ( form_num < document.forms.length );
   }

   return true;
}
function showHideBlock(id) {
 obj = document.getElementById(id);
 if (obj) {
  if (obj.style.display=="block") {
   obj.style.display="none";
  }
  else {
   obj.style.display="block";
  }
 }
 obj = document.getElementById(id+"Tree");
 if (obj) {
  if (obj.src.indexOf("/calc/images/optionIn.gif")>0) {
   obj.src="/calc/images/optionOut.gif";
  }
  else {
   obj.src="/calc/images/optionIn.gif";
  }
 }
}
function b9onClick(ctl) {
 if (ctl.form.b9[0].checked) {
  // show fuel usage
  obj = document.getElementById("fuel");
  if (obj) {
   if (navigator.appName == "Microsoft Internet Explorer") {
    obj.style.display="block";
   }
   else {
    obj.style.display="table-cell";
   }
  }
  // hide other fuel fields
  obj = document.getElementById("fuel1");
  if (obj) {
   obj.style.display="none";
  }
  // hide other fuel fields
  obj = document.getElementById("fuel2");
  if (obj) {
   obj.style.display="none";
  }
 }
 else {
  obj = document.getElementById("fuel");
  if (obj) {
   obj.style.display="none";
  }
  // show other fuel fields
  obj = document.getElementById("fuel1");
  if (obj) {
   if (navigator.appName == "Microsoft Internet Explorer") {
    obj.style.display="block";
   }
   else {
    obj.style.display="table-row";
   }
  }
  // show other fuel fields
  obj = document.getElementById("fuel2");
  if (obj) {
   if (navigator.appName == "Microsoft Internet Explorer") {
    obj.style.display="block";
   }
   else {
    obj.style.display="table-row";
   }
  }
 }
}