function Validar() {

    /* ********************************************************************************* */
    this.Pesquisa = function() {
        if (document.getElementById("tbPesquisa").value.length < 3) {
            document.getElementById("tbPesquisa").focus();
            document.getElementById("pesquisaStatus").innerHTML = "!";
        }
        else {
            window.location = "/pesquisa.aspx?texto=" + document.getElementById("tbPesquisa").value;
        }
    }
    /* ********************************************************************************* */
    this.Email = function(email) {
        /*
        * DHTML email validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
        */

        var at = "@";
        var dot = ".";
        var lat = email.indexOf(at);
        var lstr = email.length;
        var ldot = email.indexOf(dot);

        if (email.indexOf(at) == -1)
        { return false; }
        if (email.indexOf(at) == -1 || email.indexOf(at) == 0 || email.indexOf(at) == lstr)
        { return false; }
        if (email.indexOf(dot) == -1 || email.indexOf(dot) == 0 || email.indexOf(dot) == lstr)
        { return false; }
        if (email.indexOf(at, (lat + 1)) != -1)
        { return false; }
        if (email.substring(lat - 1, lat) == dot || email.substring(lat + 1, lat + 2) == dot)
        { return false; }
        if (email.indexOf(dot, (lat + 2)) == -1)
        { return false; }
        if (email.indexOf(" ") != -1)
        { return false; }

        return true;
    }
    /* ********************************************************************************* */
}