function updateName() {
	document.donate.bname.value = document.donate.firstname.value + 
' ' + document.donate.lastname.value;
}

function getDateYMD() {
	now 			= new Date();
	now_yyyy 		= now.getFullYear() + '';
	now_mm 		= (now.getMonth() + 1) + '';
	if (now_mm.length	== 1) {
		now_mm	= "0" + now_mm;
	}
	now_dd		= now.getDate() + '';
	if (now_dd.length	== 1) {
		now_dd	= "0" + now_dd;
	}
	now_yyyymmdd	= now_yyyy + now_mm + now_dd;
	return now_yyyymmdd;
}

function getInst() {
	now 			= new Date();
	now_yyyy 		= now.getFullYear() + '';
	now_mm 		= (now.getMonth() + 1) + '';
	var totInst 	= 0;
	//if (now_yyyy	== 2005) {
	//	totInst	+= totInst + 12;
	//}
	totInst		+= 13 - now_mm;
	return totInst;
}

function isEmail(str) {
	// are regular expressions supported?
	var supported	= 0;
	if (window.RegExp) {
		var tempStr	= "a";
		var tempReg	= new RegExp(tempStr);
		if (tempReg.test(tempStr)) supported = 1;
	}
	//if (!supported) 
		return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
	//var r1		= new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
//	var r2		= new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
//	return (!r1.test(str) && r2.test(str));
}

function setNonRecCharge(amt) {
	document.donate.chargetotal.value		= amt;
	document.donate.submode.disabled		= true;
	document.donate.periodicity.disabled	= true;
	document.donate.startdate.disabled		= true;
	document.donate.txntype.disabled		= true;
	document.donate.installments.disabled	= true;
	document.donate.threshold.disabled		= true;
}

function setRecCharge(amt) {
	document.donate.chargetotal.value		= amt;
	document.donate.submode.disabled		= false;
	document.donate.submode.value			= 'periodic';
	document.donate.periodicity.disabled	= false;
	document.donate.periodicity.value		= 'm1';
	document.donate.startdate.disabled		= false;
	document.donate.startdate.value		= getDateYMD();
	document.donate.txntype.disabled		= false;
	document.donate.txntype.value			= 'sale';
	document.donate.installments.disabled	= false;
	document.donate.installments.value		= '12'; //getInst();
	document.donate.threshold.disabled		= false;
	document.donate.threshold.value		= '3';
}

function setOneOther() {
	document.donate.chargeoamt.disabled	= false;
	document.donate.chargeoamt.value	= '0.00';
}

function setMonthOther() {
	document.donate.chargemamt.disabled	= false;
	document.donate.chargemamt.value	= '0.00';
}

function setNoOther() {
	document.donate.chargeoamt.disabled	= true;
	document.donate.chargeoamt.value	= '';
	document.donate.chargemamt.disabled	= true;
	document.donate.chargemamt.value	= '';
}

function donateSubmit() {
	if (document.donate.firstname.value		<= ' ') {
		alert('Please enter your first name.');
		return false;
	}
	if (document.donate.lastname.value		<= ' ') {
		alert('Please enter your last name.');
		return false;
	}
	if (document.donate.baddr1.value		<= ' ') {
		alert('Please enter at least one line for your street address.');
		return false;
	}
	if (document.donate.bcity.value		<= ' ') {
		alert('Please enter a city for your billing address.');
		return false;
	}
	if (document.donate.bstate.value		<= ' ') {
		alert('Please select a state for your billing address.');
		return false;
	}
	if (document.donate.bzip.value		<= ' ') {
		alert('Please enter a zip code for your billing address.');
		return false;
	}
	if (document.donate.bcountry.value		<= ' ') {
		alert('Please select a country for your billing address.');
		return false;
	}
	if (!isEmail(document.donate.email.value)) {
		alert('Please enter a valid email address.');
		return false;
	}
	if (document.donate.phone.value		<= ' ') {
		alert('Please enter a telephone number.');
		return false;
	}
	if (document.donate.chargetotal.value	<= 0) {
		alert('Please select a donation.');
		return false;
	}

	return true;
}