function jwd_func_search_input() {
    var ret = '';
    var fcount = document.forms.length;
    for(var p = 0; p < arguments.length; ++p) {
        qname = arguments[p];
        for(var i = 0; i < fcount; ++i) {
            var icount = document.forms[i].length;
            if (typeof document.forms[i][qname] != 'undefined') {
                if (document.forms[i][qname].value != '') {
                    ret = document.forms[i][qname].value;
                    break;
                }
            }
        }
        if (ret != '') {
            return ret;
        }
    }
}