function dosearch() {
    var sf=document.headersearchform;
    var submitto = "";
    //alert(sf.sengines.options[sf.sengines.selectedIndex].value);
    switch (sf.sengines.options[sf.sengines.selectedIndex].value) {
        case 'site':
            submitto = "http://www.tamus.edu/home/SearchForm?Search="
            break;
        case 'directory':
            submitto = "http://www.tamus.edu/directory/Directory.aspx?pagetype=namesearch&searchInput="
            break;
        case 'policy':
            submitto = "http://policies.tamus.edu/searchresults.html?cx=011261759422577297066:euo-3vifwas&cof=FORID:11&sa=Search&q="
            break;
        default:
            submitto = "http://www.tamus.edu/home/SearchForm?Search="
            break;
    }
    submitto = submitto + escape(sf.searchterms.value);
    window.location.href = submitto;
    return false;
}