function submitThis()
{
	document.getElementById("acao").value = "";
	document.getElementById("form").target = "";
	document.getElementById("form").submit();
	
}

function geraCSV()
{
	document.getElementById("acao").value = "geraCSV";
	document.getElementById("form").target = "";
	document.getElementById("form").submit();	
}

function geraGrafico()
{
	document.getElementById("acao").value = "geraGrafico";
	document.getElementById("form").target = "_blank";
	document.getElementById("form").submit();
}

function selectAll(objName)
{
	object = document.getElementsByName(objName);
	for(i = 0; i < object.length; i++)
	{
		object[i].selected = true;	
	}
	submitThis();
}
function deselectAll(objName)
{
	object = document.getElementsByName(objName);
	for(i = 0; i < object.length; i++)
	{
		object[i].selected = false;	
	}
	submitThis();
}
function showGrafico()
{
	document.getElementById("filtros").style.display = "none";
	document.getElementById("tabGrafico").style.display = "";
}
function hideGrafico()
{
	document.getElementById("filtros").style.display = "";
	document.getElementById("tabGrafico").style.display = "none";
}