function LookUp(){
var mysym = document.getElementById('symbol').value;
len = document.getElementById('site').length;
for (i = 0; i < len; i++) {
  if (document.getElementById('site')[i].selected) {
    var mysite = document.getElementById('site')[i].value;
  } 
}
var tosite = "http://stockcalculations.com";
if (mysite == "google") {
  tosite = "http://finance.google.com/finance?q=" + mysym;
}
if (mysite == "yahoo") {
  tosite = "http://finance.yahoo.com/q?s=" + mysym;
}
if (mysite == "MSN") {
  tosite = "http://moneycentral.msn.com/detail/stock_quote?Symbol=" + mysym;
}
window.open(tosite);
}
function gotoLookUp(evnt) {
var keyCode;
if (window.Event) keyCode = evnt.which;
else keyCode = event.keyCode;
if (keyCode == 13) {
  LookUp();
  }
}