function donation_form_validator(theForm)
{
if (theForm.amount.value == "")
{
alert("Please enter an amount.");
theForm.amount.focus();
return (false);
}
return (true);
}
// require at least one radio button be selected
function back_issues_form_validator(theForm)
{
var radioSelected = false;
for (i = 0;  i < theForm.amount.length;  i++)
{
if (theForm.amount[i].checked)
radioSelected = true;
}
if (!radioSelected)
{
alert("Please select one of the payment options.");
return (false);
}
return (true);
}

function cds_form_validator(theForm)
{
var radioSelected = false;
for (i = 0;  i < theForm.amount.length;  i++)
{
if (theForm.amount[i].checked)
radioSelected = true;
}
if (!radioSelected)
{
alert("Please select one of the payment options.");
return (false);
}
return (true);
}
// require at least one radio button be selected
function subs_form_validator(theForm)
{
var radioSelected = false;
for (i = 0;  i < theForm.a3.length;  i++)
{
if (theForm.a3[i].checked)
radioSelected = true;
}
if (!radioSelected)
{
alert("Please select one of the payment options.");
return (false);
}
return (true);
}