function popup(whichone) {
  popupwin = window.open(whichone,"","width=420,height=300,location=no,toolbar=no,menubar=no,scrollbars=auto,resizable=no"); 
}
function change(whatid) {
whatid.style.background='#2473D4';
whatid.style.color='#FFFFFF';
}
function changeback(whatid2) {
whatid2.style.background='#D3E5FA';
whatid2.style.color='';
}
function goto(where) {
location.href=where;
}
function say(saywhat) {
window.status=saywhat;
}