// http://www.mredkj.com/tutorials/validate.html
function fnTrapKD(btn, e) {
	var key;
	if (window.event)
		key=e.keyCode;
	else if (e.which)
		key=e.which;
	else
		key=0;

	if (key==13) {
		e.returnValue=false;
		e.cancel=true;
		btn.click();
		return false;
	}
}