/*
Form field Limiter script- By Dynamic Drive
For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
This credit MUST stay intact for use
*/

var ns6=document.getElementById&&!document.all

function restrictinput(maxlength,e,placeholder) {
	if (window.event&&event.srcElement.value.length>=maxlength)
	return false
	else if (e.target&&e.target==eval(placeholder)&&e.target.value.length>=maxlength) {
		var pressedkey=/[a-zA-Z0-9\.\,\/]/ //detect alphanumeric keys
		if (pressedkey.test(String.fromCharCode(e.which)))
		e.stopPropagation()
	}
}

function countlimit(maxlength,e,placeholder) {
	var theform=eval(placeholder)
	var lengthleft=maxlength-theform.value.length
	var placeholderobj=document.all? document.all[placeholder] : document.getElementById(placeholder)
	if (window.event||e.target&&e.target==eval(placeholder)) {
		if (lengthleft<0)
		theform.value=theform.value.substring(0,maxlength)
		placeholderobj.innerHTML=lengthleft
	}
}

function displaylimit(theform,thelimit) {
	var theinitform=eval(theform);
	var lengthleft=thelimit-theinitform.value.length;
	var limit_text='<div class="form-template-limittext"><b><span id="'+theform.toString()+'">'+lengthleft+'</span></b> characters remaining on your input limit</div>'
	if (document.all||ns6)
	document.write(limit_text)
	if (document.all) {
		eval(theform).onkeypress=function(){ return restrictinput(thelimit,event,theform)}
		eval(theform).onkeyup=function(){ countlimit(thelimit,event,theform)}
	}
	else if (ns6) {
		document.body.addEventListener('keypress', function(event) { restrictinput(thelimit,event,theform) }, true);
		document.body.addEventListener('keyup', function(event) { countlimit(thelimit,event,theform) }, true);
	}
}