function change_eng(ac_type, eng_hash, count)
{


  var info = eng_hash.split("\x1c");
  var x = 1;


  for (i=0; i<info.length; i++)
    if (ac_type == info[i])
    {
      x++;

       //alert(ac_type + "=" + info[i +1]);
       switch(count)
       {
         case '1':
             document.form.select_eng_type1.options.length = x;
             document.form.select_eng_type1.options[x-1].text  = info[i +1];
             document.form.select_eng_type1.options[x-1].value = info[i +1];
             document.form.select_eng_type1.value = info[i +1];
             if (x > 2)
              document.form.select_eng_type1.value = "Engine Types";
             break;
         case '2':
             document.form.select_eng_type2.options.length = x;
             document.form.select_eng_type2.options[x-1].text  = info[i +1];
             document.form.select_eng_type2.options[x-1].value = info[i +1];
             document.form.select_eng_type2.value = info[i +1];
             if (x > 2)
              document.form.select_eng_type2.value = "Engine Types";
             break;
         case '3':
             document.form.select_eng_type3.options.length = x;
             document.form.select_eng_type3.options[x-1].text  = info[i +1];
             document.form.select_eng_type3.options[x-1].value = info[i +1];
             document.form.select_eng_type3.value = info[i +1];
             if (x > 2)
              document.form.select_eng_type3.value = "Engine Types";
             break;
         case '4':
             document.form.select_eng_type4.options.length = x;
             document.form.select_eng_type4.options[x-1].text  = info[i +1];
             document.form.select_eng_type4.options[x-1].value = info[i +1];
             document.form.select_eng_type4.value = info[i +1];
             if (x > 2)
              document.form.select_eng_type4.value = "Engine Types";
             break;
       }

    }




};


function verify() {


 if (document.form.select_aft_type1.value != "Aircraft Types"
 &&  document.form.select_eng_type1.value == "Engine Types")
 {
   document.form.select_aft_type1.focus();
   document.form.select_eng_type1.focus();
   alert("You have not choosen an engine type for " + document.form.select_aft_type1.value);
   return false;
 }

 if (document.form.select_aft_type2.value != "Aircraft Types"
 &&  document.form.select_eng_type2.value == "Engine Types")
 {
   document.form.select_aft_type2.focus();
   document.form.select_eng_type2.focus();
   alert("You have not choosen an engine type for " + document.form.select_aft_type2.value);
   return false;
 }

 if (document.form.select_aft_type3.value != "Aircraft Types"
 &&  document.form.select_eng_type3.value == "Engine Types")
 {
   document.form.select_aft_type3.focus();
   document.form.select_eng_type3.focus();
   alert("You have not choosen an engine type for " + document.form.select_aft_type3.value);
   return false;
 }

 if (document.form.select_aft_type4.value != "Aircraft Types"
 &&  document.form.select_eng_type4.value == "Engine Types")
 {
   document.form.select_aft_type4.focus();
   document.form.select_eng_type4.focus();
   alert("You have not choosen an engine type for " + document.form.select_aft_type4.value);
   return false;
 }


var themessage = "";
if (document.form.textfield_firstlastname.value=="") {
themessage = themessage + " ... First and Last Name";
}
if (document.form.textfield_companyname.value=="") {
themessage = themessage + " ...  Company Name";
}
if (document.form.textfield_address.value=="") {
themessage = themessage + " ...  Billing Address";
}
if (document.form.textfield_city.value=="") {
themessage = themessage + " ...  City";
}
if (document.form.select_state.value=="none") {
themessage = themessage + " ...  State";
}
if (document.form.textfield_zip.value=="") {
themessage = themessage + " ...  Zip Code";
}
if (document.form.select_country.value=="none") {
themessage = themessage + " ...  Country";
}
if (document.form.textfield_phone.value=="") {
themessage = themessage + " ...  Phone";
}
if (document.form.textfield_email.value=="") {
themessage = themessage + " ...  Email Address";
}
if (themessage != "") {
themessage = "You have not completed the following required fields:" + themessage;
alert(themessage);
return false;
}
else {

return true;
   }
}