/// browser ///
ie4 = document.all;
ie = (document.all)? true:false;
nn4 = document.layers;
n4 = nn4;
ie5 = (ie && navigator.appVersion.indexOf('MSIE 5')>0)? true:false;
ie6 = (ie && navigator.appVersion.indexOf('MSIE 6')>0)? true:false;
if(ie6)
	ie5 = true;

ver4 = ie4 || nn4;
currScoreElem = null;
var improc = ver4 || ie5;


/// funcoes ///

function elem(objname)
{
	if(nn4 != null)
		return document.layers[objname];
	else
		return obj(objname);
}

function obj(objname){
	return document.getElementById(objname);
}

function hide(object) {
	if(!object)
		return;
	obj(object).style.visibility = 'hidden';
}

function show(object) {
	if(!object)
		return;
	obj(object).style.visibility = '';
}

function showhide(object) {
	if(!object)
		return;
	if(obj(object).style.visibility == '') {
		hide(object);
	} else {
		show(object);
	}
}


/// fundo das fotos ///

var corseleccionada='#ffffff';

function bg(color){
	corseleccionada=color;

	elem("a_foto").style.backgroundColor = color;

	if (color == '#ffffff')
	{
		show("fotoframetop");
		show("fotoframebottom");
		show("fotoframeleft");
		show("fotoframeright");
		}
	else
	{
		hide("fotoframetop");
		hide("fotoframebottom");
		hide("fotoframeleft");
		hide("fotoframeright");
	}
}