function setContent(objid,str) {
	if (objid) {
		var obj = document.getElementById(objid);
		if (obj) {
			obj.innerHTML = str;
		}
	}
	
}

function filter2(evt,alpha,feedbackId,okStr,badStr) {
	charCode = evt.keyCode;
	if (!charCode) {
		charCode = evt.charCode
	}
	if (charCode >= 32) {
		var newChar =  String.fromCharCode(charCode).toUpperCase();
		if (alpha.indexOf(newChar) < 0) {
			setContent(feedbackId,badStr);
			return false;
		}
	}
	setContent(feedbackId,okStr);
	return true
}

function filter2alpha(evt,feedbackId,okStr,badStr) {
	return filter2(evt,"1234567890-_ABCDEFGHIJKLMNOPQRSTUVWXYZ",feedbackId,okStr,badStr);
}

function filter2email(evt,feedbackId,okStr,badStr) {
	return filter2(evt,"1234567890-_ABCDEFGHIJKLMNOPQRSTUVWXYZ.@?",feedbackId,okStr,badStr); //allowing question mark for multiple emails
}

function filter2url(evt,feedbackId,okStr,badStr) {
	return filter2(evt,"1234567890-_ABCDEFGHIJKLMNOPQRSTUVWXYZ$-_@.&+!*'|,=;/#?:\"",feedbackId,okStr,badStr);
}

function filter2digits(evt,feedbackId,okStr,badStr) {
	return filter2(evt,"1234567890",feedbackId,okStr,badStr);
}

function parse2(trans, alpha) {
	for (var i = trans.length-1;i >= 0;i--) {
		if (alpha.indexOf(trans.toUpperCase().charAt(i)) < 0) {
			trans = trans.substr(0,i) + trans.substr(i+1,trans.length);
		}
	}
	return trans;
}

function parse2Alpha(trans) {
	var alpha = "1234567890-_ABCDEFGHIJKLMNOPQRSTUVWXYZ"
	return parse2(trans, alpha)
}

function parse2Digits(trans) {
	var alpha = "1234567890"
	return parse2(trans, alpha)
}

function parse2Email(trans) {
	var alpha = "1234567890-_ABCDEFGHIJKLMNOPQRSTUVWXYZ.@"
	return parse2(trans, alpha)
}