function msover(btn_id) {
	document.images[btn_id].src = "../image/" + btn_id + "_on.gif"
}
	
function msout(btn_id) {
	document.images[btn_id].src = "../image/" + btn_id + "_of.gif"
}

function updateparticulars() {
	win2=window.open("http://www.netcare.com.sg/", "newin1")
	win1=window.open("update_intro.asp","newin2","height=200,width=350")
}

function goWhere()
{
	if (document.paymentForm.payment.options[document.paymentForm.payment.selectedIndex].value == 'cash')
		location.href = "payment_cash.asp";
	else
		location.href = "payment_card.asp";
}