<!--
// Written by Dave McCauley for Manuel Villanueva

function temp(form) {
var fc=form.tem.value;
if (form.cfc[0].checked) {
var answer= fc * 9 / 5 + 32
}
else {
var answer=(fc-32) * 5 / 9
}
form.answer.value=Math.round(10*answer)/10;
//form validation--
var tem=form.tem.value;
//alert
if((tem==null)||(tem=="")||(isNaN(tem))){
alert('Please enter a temperature with numbers only. Use a period for decimal place.');
form.tem.focus();
form.tem.select();
return false
}
}
// unhide-->