function atualiza(idForm,idDestino,acao,cod){
	var campoAtualiza=document.forms[idForm].elements[idDestino];
	var i;
	var total;
	i=0
	total = campoAtualiza.options.length;
	campoAtualiza.options[0].text='Selecione ...'
	while (i < total)
	{
		campoAtualiza.remove(1);
		i++;
	}
	
	ifrCombo.location='/util/combo.asp?acao='+acao+'&idForm='+idForm+'&idDestino='+idDestino+'&cod='+cod
	}
	function entsub(event)
	{
	//Internet Explorer
	if(window.event && window.event.keyCode == 13)
	{
	return false;
	}
	
	//Netscape e Mozilla
	if (event && event.which == 13)
	{
	return false;
	}
	}
	
	function PreencheData(data){
	var DataInicial=opener.document.getElementById('DataInicial');
	DataInicial=data
}