var sform = document.searchForm;
var qfield = document.getElementById("query");
qfield.value = qstrg;
qfield.onfocus = function() {
    if (qfield.value == qstrg) {
        qfield.value = '';
    }
}
qfield.onblur = function() {
    if (qfield.value == '') {
        qfield.value = qstrg;
    }
}
sform.onsubmit = function() {
    if (qfield.value < 3 || qfield.value == qstrg) {
        qfield.style.color = '#f00';
        qfield.style.borderColor = '#f00';
        alert(alertSearch);
        return false;
    }
    return true;
}