function efetuar_operacao(btu,valor,cell)
	{		
		if (valor == "+")
		{
			document.getElementById(btu).value="-";
			document.getElementById(cell).style.display="block";
			document.getElementById(btu).src="imgs/toc2.gif";
			document.getElementById(btu).title="Esconder Detalhes";
			document.getElementById(btu).align="absmiddle";
			document.getElementById('f'+btu).style.color="red";
			//document.getElementById('f'+btu).style.textDecoration="underline";
		}
		else
		{
			document.getElementById(btu).value="+";
			document.getElementById(cell).style.display="none";
			document.getElementById(btu).src="imgs/toc1.gif";
			document.getElementById(btu).title="Mostrar Detalhes";
			document.getElementById(btu).align="absmiddle";
			document.getElementById('f'+btu).style.color="black";
			//document.getElementById('f'+btu).style.textDecoration="none";
		}
	}
	
	function checar(){
             if (document.login_1.user.value==""){
                alert("Atenção\nDigite o Nome do Usuário !!!.");
                document.login_1.user.focus();
                return false;
                exit;
             }
             if (document.login_1.senha.value==""){
                alert("Atenção\nDigite a Senha do Usuário !!!.");
                document.login_1.senha.focus();
                return false;
                exit;
             }
             return true;
	}

function paginar(pagAtual, pagTotal)
{

	document.getElementById('totalpaginas').value = pagTotal;
	document.getElementById('pagina').value = pagAtual;
	document.getElementById('paginar').click();

	enviarDados('disciplina/caddisciplina.php', 0, 'paginar');
}
	function inserirEvento(url, name) {
	popupWin = window.open(url, name, 'scrollbars,resizable,width=400,height=300')
	}
		function inserirNoticia(url, name) {
	popupWin = window.open(url, name, 'scrollbars,resizable,width=400,height=400')
	}
		function inserirProjeto(url, name) {
	popupWin = window.open(url, name, 'scrollbars,resizable,width=350,height=250')
	}
	function inserirImagem(url, name) {
	popupWin = window.open(url, name, 'scrollbars,resizable,width=600,height=450')
	}