function get(id)
{
	return document.getElementById(id);
}

function muda()
{
	if(get('adicionar').style.display == 'none')
	{
		get('fotos').style.display = 'none';
		get('adicionar').style.display = 'block';
		get('mudar').value = 'Fotos Cadastradas';
	}
	else
	{
		get('fotos').style.display = 'block';
		get('adicionar').style.display = 'none';
		get('mudar').value = 'Adicionar Fotos';
	}
}

function mostra(opcao)
{
	if (opcao == 'blog'){
		get('blog').innerHTML = "<img src='_assets/imagens/blog2.png' alt='' title='' />";
	}else if (opcao == 'email'){
		get('email').innerHTML = "<img src='_assets/imagens/email2.png' alt='' title='' />";
	}else if (opcao == 'twitter'){
		get('twitter').innerHTML = "<img src='_assets/imagens/twitter2.png' alt='' title='' />";
	}else if (opcao == 'blog2'){
		get('blog2').innerHTML = "<img src='_assets/imagens/blog22.png' alt='' title='' />";
	}
}

function limpa(id)
{
	get(id).innerHTML = '';
}

function rolar(acao, total)
{
	var nav = get('mini');

	var marginLeft = nav.style.marginLeft == '' ? 0 : nav.style.marginLeft.replace('px','');

	time = window.setTimeout("rolar('"+acao+"',"+total+")",120);

	if(acao == 'esquerda')
	{
		if((marginLeft*-1) < (total-277))

			nav.style.marginLeft = parseInt(marginLeft)-parseInt(25)+'px';
	}
	else if(acao == 'direita')
	{
		if(marginLeft<0)

			nav.style.marginLeft = parseInt(marginLeft)+parseInt(25)+'px';
	}
}

function parar()
{
	clearTimeout(time);
}

function tam()
{
	var x = get('mini').getElementsByTagName('img');
	var tam = 0;
	for (var i=0; i<x.length; i++)
		tam+= parseInt(x[i].offsetWidth);
		
	return parseInt(tam-300);
}