function btMouse(obj,acao){
	if(acao=="over"){
		document.getElementById(obj.id).src="images/bt_"+obj.id+"_o.gif";
	}
	if(acao=="out"){
		document.getElementById(obj.id).src="images/bt_"+obj.id+"_n.gif";
	}
}

function validaOpiniao(objFrm) {
	if (objFrm.nome.value == "") {
		alert("Preencha o campo Nome.");
		objFrm.nome.focus();
		return false;
	}
	else if (objFrm.email.value == "") {
		alert("Preencha o campo E-mail.");
		objFrm.email.focus();
		return false;
	}
	else if (objFrm.comentario.value == "") {
		alert("Preencha o campo Comentário.");
		objFrm.comentario.focus();
		return false;
	}
	else return true;
}

function mostraImagem(img){
	document.getElementById("fotoGrande").src='images/'+img;
	document.getElementById("fotoG").style.display='block';
}

function fechaImagem(){
	document.getElementById("fotoGrande").src='images/branco.jpg';
	document.getElementById("fotoG").style.display='none';
}

//configurações menu

	function DisplaySubMenu(id1, id2, id3, id4, id5, id6 )
	{
		if(id1 != null && id1 != "")
		{
		document.getElementById(id1).style.display = 'block';
		}
		
		if(id2 != null && id2 != "")
		{
		document.getElementById(id2).style.display = 'block';
		}
		
		if(id3 != null && id3 != "")
		{
		document.getElementById(id3).style.display = 'block';
		}
		
		if(id4 != null && id4 != "")
		{
		alert(id4);
		document.getElementById(id4).style.display = 'block';
		}
		
		if(id5 != null && id5 != "")
		{
		document.getElementById(idz5).style.display = 'block';
		}
		
		if(id6 != null && id6 != "")
		{
		document.getElementById(id5).style.display = 'block';
		}
	}
	
	function DisplaySubMenuOff(id1, id2, id3, id4)
	{
		if(id1 != null && id1 != "")
		{
		document.getElementById(id1).style.display = 'none';
		}
		
		if(id2 != null && id2 != "")
		{
		document.getElementById(id2).style.display = 'none';
		}
		
		if(id3 != null && id3 != "")
		{
		document.getElementById(id3).style.display = 'none';
		}
		
		if(id4 != null && id4 != "")
		{
		document.getElementById(id4).style.display = 'block';
		}
	}
	
		
	function MouseOn(idItem)
	{
		
		document.getElementById(idItem).style.backgroundImage = 'url(images/bg_li.jpg)';
		
    }
	
	function MouseOut(idItem)
	{
		
		document.getElementById(idItem).style.backgroundImage = '';
		
    }