function commonInit()
{
	// Yellow highlight
	var o = document.getElementsByTagName('INPUT')
	for (var i = 0; i < o.length; i++)
	{
			if (o[i].type != 'text')
				continue;

			eval('o[i].onfocus = function onfi' + i +'() {this.style.backgroundColor="#ffffcc";return true;};');
			eval('o[i].onblur = function onbi' + i +'() {this.style.backgroundColor="#ffffff";return true;};');
	}
	var o = document.getElementsByTagName('SELECT')
	for (var i = 0; i < o.length; i++)
	{
			eval('o[i].onfocus = function onfs' + i +'() {this.style.backgroundColor="#ffffcc";return true;};');
			eval('o[i].onblur = function onbs' + i +'() {this.style.backgroundColor="#ffffff";return true;};');
	}
	var o = document.getElementsByTagName('TEXTAREA')
	for (var i = 0; i < o.length; i++)
	{
			eval('o[i].onfocus = function onft' + i +'() {this.style.backgroundColor="#ffffcc";return true;};');
			eval('o[i].onblur = function onbt' + i +'() {this.style.backgroundColor="#ffffff";return true;};');
	}

}


function tri(id)
{
	var a = document.getElementById('tria' + id);
	var b = document.getElementById('trib' + id);
	var c;
	var i;
	
	if (!(a && b))
		return false;
	
	a.className = b.style.display == 'none' ? 'nb' + a.className : a.className.replace(/^nb/, '');
	
	for (i = 0; i < a.childNodes.length; i++)
	{
			if (a.childNodes[i].nodeName == 'A')
			{
				c = a.childNodes[i];
				break;
			}
	}
	for (i = 0; i < c.childNodes.length; i++)
	{
			if (c.childNodes[i].nodeName == 'IMG')
			{
				c = c.childNodes[i];
				break;
			}
	}
	
	if (!c)
		return false;
	
	c.src =  'http://www.cellulotto.org/images/triangle-' + (b.style.display == 'none' ? 'd' : 'l') + '.gif';
	b.style.display = b.style.display == 'none' ? '' : 'none';
	
	return false;
}

function update_required(o, r)
{
	o = document.getElementById(o)
	
	if (o)
	{
		o = o.parentNode;
		
		if (o && (o.className == 'default' || o.className == 'required'))
		{
			o.className = r ? 'required' : 'default';
		}
	}
}


onload = commonInit;