function clickclear(thisfield, defaulttext) {
if (thisfield.value == defaulttext) {
thisfield.value = "";
}
}

function clickrecall(thisfield, defaulttext) {
if (thisfield.value == "") {
thisfield.value = defaulttext;
}
}

//Change the class of an object (i.e A button)
function ClassNew(obj, new_style) {
    obj.className = new_style;
}