function checkField (idFieldOn, idFieldOff){
	elOn = document.getElementById(idFieldOn);
	elOff = document.getElementById(idFieldOff);
	if (elOn.value != ""){
		elOff.disabled = true;
	}else{
		elOff.disabled = false;
	}
}

function openBank(url){
	var stile = "top=0, left=00, width=650, height=600, status=yes, menubar=no, toolbar=no scrollbar=yes";
	window.open(url, "bank", stile);
}

function getCheckedValue(radioObj) {
	/// <summary>
	/// return the value of the radio button that is checked
	/// return an empty string if none are checked, or
	/// there are no radio buttons
	/// <see href="http://www.somacon.com/p143.php" />
	/// </summary>
	if (!radioObj)
		return "";
	var radioLength = radioObj.length;
	if (radioLength == 'undefined')
		if (radioObj.checked)
		return radioObj.value;
	else
		return "";
	for (var i = 0; i < radioLength; i++) {
		if (radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}