function textCounter(field, countfield, maxlimit) {
if (field.value.length > maxlimit)
field.value = field.value.substring(0, maxlimit);
else
countfield.value = maxlimit - field.value.length;
}
function getadd() {
 pgid = new Date().getTime();
 eval("page" + pgid + " = window.open('/cgi-bin/findadd.cgi?postcode=' + document.getElementById('postcode').value, '" + pgid + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=452,height=397');");
}
function noenter() {
  return !(window.event && window.event.keyCode == 13); 
}