function carregando() {
	document.getElementById('carrega_busca').innerHTML = '<img src="../../painel/imgs/busca.gif" width="15" height="15" border="0" /><span class="rod"></span>';
}

function recarregado() {
	document.getElementById('carrega_busca').innerHTML = '<a href="javascript:void(0)" onclick="busca_hcc()"><img src="imgs/bt_ok_az.gif" width="20" height="20" border="0" /></a>';
}

function busca_hcc() {
	if (document.frmBusca_hcc.busca_txt.value.length > 0) 
	{
		carregando();
		xhSend('inc.busca_hcc.php','frmBusca_hcc',busca_hccRe);
	}
}

function busca_hccRe()
{
	if (xhReq.readyState == 4 && xhReq.status == 200)
	{
		recarregado();
		obj = xhReq.responseText;
		if (obj != '[..]') 
			document.getElementById('conteudo_').innerHTML = obj;
		else
			alert('Não existe nenhum registro com essa palavra chave.');
	}
}

function busca_hccRe2()
{
	if (xhReq.readyState == 4 && xhReq.status == 200)
	{
		recarregado();
		obj = xhReq.responseXML;
		var retorno = obj.getElementsByTagName('retorno')[0];
		if (retorno.getElementsByTagName('msg')[0].firstChild.nodeValue == '1')
		{
			document.getElementById('conteudo_').innerHTML = retorno.getElementsByTagName('pagina')[0].firstChild.nodeValue;
		}	
	}
}