// JavaScript Document

var counter = 0;

function moreFields() {

	counter++;

	var newFields = document.getElementById('readroot').cloneNode(true);
	var insertHere = document.getElementById('writeroot');
	var n = newFields.elements.length;
	
	for (var i=0; i<n; i++) {
		if (newFields.elements[i].name != null) {
			newFields.elements[i].name += counter;
		}
	}
	
	//IE COMPATIBILITY MODE FIX
	if (newFields.childNodes[1].nodeValue == ' ') { insertHere.appendChild(newFields.childNodes[0]); }
	else { insertHere.appendChild(newFields.childNodes[1]); }

}

function addOnClick(el) {

	if (el.addEventListener){
		el.addEventListener('click', moreFields, false);

	} else if (el.attachEvent){
		el.attachEvent('onclick', moreFields);
	}
	
	moreFields();
}

function checkOnClick(el) {
	if (!el.addEventListener && !el.attachEvent) {
		moreFields();
		alert('Could not attach javascript "on-click" event!');
	}
}

function toggleField(bool,id) {
	id = document.getElementById(id);
	if(bool) {
		id.disabled = false;
	} else {
		id.disabled = true;
	}
}