function $(a) {return document.getElementById(a)};
function $S(a) {return document.getElementById(a).style};

function imposeMaxLength(e, Object, MaxLen)
{
	if (!e) var e = window.event;
	var app_key=(e.keyCode) ? (e.keyCode) : (e.which);	

	return ((Object.value.length < MaxLen) || (app_key==8))
}