function changePort(id, off, cur)
{
	$('#port').load('actions/changePortif.act.php?id='+id+'&off='+off+'&cur='+cur);
}
function verificaForm(obj)
{
	var erro = 0;
	for (var i=0; i < obj.length; i++)
	{ 
        if (obj[i].nodeName == 'INPUT' || obj[i].nodeName == 'TEXTAREA')
		{
			if(!obj[i].value)
			{
            	obj[i].style.border="3px solid #FF0000";
				var label = document.getElementById('l'+obj[i].id);
				if(label)
				{
					label.innerHTML = '<span class="span_erro">preencha este campo</span>';
					erro++;
				}
			}
			else
			{
				obj[i].style.border="3px solid #FFFFFF";
				var label = document.getElementById('l'+obj[i].id);
				if(label)
					label.innerHTML = "";
			}
        }
    }
	if(erro == 0)
		obj.submit();
}
function changeImg(id, src, alt)
{
	var img = document.getElementById(id);
	img.src = src;
	img.alt = alt;
	img.title = alt;
}
function scrollDiv(id, tamanhodiv, dir)
{
	var obj = document.getElementById(id);
	var height = obj.offsetHeight;
	var top = obj.offsetTop;
	var width = obj.offsetWidth;
	var left = obj.offsetLeft;
	if(dir == 'up')
	{
		if(top < 0)
		{
			novo = top+3;
			if(novo > 0)
				novo = 0;
			obj.style.top = novo + "px";
		}
	}
	if(dir == 'down')
	{
		if(top-top-top+tamanhodiv < height)
		{
			novo = top-3;
			if(novo-novo-novo+tamanhodiv > height)
				novo = top;
			obj.style.top = novo + "px";
		}
	}
	if(dir == 'left')
	{
		if(left < 0)
		{
			novo = left+3;
			if(novo > 0)
				novo = 0;
			obj.style.left = novo + "px";
		}
	}
	if(dir == 'right')
	{
		if(left-left-left+tamanhodiv < width)
		{
			novo = left-3;
			if(novo-novo-novo+tamanhodiv > width)
				novo = left;
			obj.style.left = novo + "px";
		}
	}
}
function scrolar(id, tamanho, dir, rate)
{
	scrolling = self.setInterval('scrollDiv(\''+id+'\', '+tamanho+', \''+dir+'\')', rate);
}
function descrolar()
{
	scrolling = window.clearInterval(scrolling);
}
var intervalo = false;
var loles = false;

function popup(fundo,elemento,metodo){
	if(fundo != ''){
	document.getElementById(fundo).style.visibility=metodo;
	}
	if(elemento != ''){
	document.getElementById(elemento).style.visibility=metodo;
	}
}
	function mudafoto(id){
	var src = $('#img_'+id).attr('src');
	$('#img_cent').attr({'src' : src});
	$('#pg a').each(function(i){
	$(this).removeClass('selected');
	});
	$('#a_'+id).addClass('selected');	
}