function getChecked(name) {

	var rb = document.getElementsByName(name);

	for (i = 0; i < rb.length; i++) {
		if (rb[i].checked) {
			return rb[i].value;
			break;
		}
	}
}

function getDemoText(name) {

	var str = document.getElementById(name).value;

	// limit demo text to 250 characters
    	if (str.length > 250) {
      		str = str.substr(0, 250);
		document.getElementById(name).value = str;
	}

	return str;
}