function cleartext(thisfield, defaulttext) {
    if (thisfield.value == defaulttext) {
        thisfield.value = "";
        thisfield.style.color = "#333333";
    }
}
function recalltext(thisfield, defaulttext) {
    if (thisfield.value == "") {
        thisfield.value = defaulttext;
        thisfield.style.color = "#aaaaaa";
    }
}