// JavaScript Document
	function stAba(menu,fundo,conteudo)
	{
		this.menu = menu;
		this.fundo = fundo;
		this.conteudo = conteudo;
	}

	var arAbas = new Array();
	arAbas[0] = new stAba('menu1','c1.gif','conteudo1');
	arAbas[1] = new stAba('menu2','c2.gif','conteudo2');
	arAbas[2] = new stAba('menu3','c3.gif','conteudo3');
	arAbas[3] = new stAba('menu4','c4.gif','conteudo4');
	arAbas[4] = new stAba('menu5','c5.gif','conteudo5');	

	function AlternarAbas(menu,fundo,conteudo)
	{
		for (i=0;i<arAbas.length;i++)
		{
			m = document.getElementById(arAbas[i].menu);
			m.className = 'menu';
			c = document.getElementById(arAbas[i].conteudo);
			c.style.display = 'none';
		}
		m = document.getElementById(menu)
		m.className = 'menu_off';
		c = document.getElementById(conteudo)
		c.style.display = 'inline';
		f = document.getElementById("barramenu").style.background="url(pictures/"+fundo+")";
	}