function abre_galeria(){
   window.open('galeria_detalhe/default.asp?cod_evento=', '_blank', 'width=610,height=440,status=no,scrollbars=no,resizable=no,top=0,left=0');
}

function validaForm(){
    if (document.frm.strNome.value == '') {
            alert("Preencha o campo nome!");
            document.frm.strNome.focus();
            return false;
    }
    if (document.frm.strEmail.value == '') {
            alert("Preencha o campo email!");
            document.frm.strEmail.focus();
            return false;
    }
    if (document.frm.strEmail.value.indexOf("@")== -1){
            alert("Preencha corretamente o campo email");
            document.frm.strEmail.focus();
            return false;
    }
    if (document.frm.strEmail.value.indexOf(".")== -1){
            alert("Preencha corretamente o campo email");
            document.frm.strEmail.focus();
            return false;
    }
    if (document.frm.strEmail.value.length < 6){
            alert("Preencha corretamente o campo email");
            document.frm.strEmail.focus();
            return false;
    }
    return true;
}

function mostraCombo(blnMostra){
   if (blnMostra){
    document.getElementById("aviso").style.display = "none";
   }else{
    document.getElementById("aviso").style.display = "block";
   }
}