function popshow(url)
{ x=screen.width-500;
  mapwin=window.open(url,'bertie','width=500,height=350,left='+x+',scrollbars=1,toolbar=0,resizable=1',false);
  mapwin.focus();
}

function getarea(form)
{ var i=form.areas.selectedIndex;
  rn=recarray[i];
  form.action="KONPGroups.php?rn="+rn;
  form.submit();  
}

function reveal(id,show) 
{ if (show)
    document.getElementById(id).style.visibility='visible';
  else
    document.getElementById(id).style.visibility='hidden';
}

function postit(form,flag)
{ switch (flag)
  { case 1: form.action="../utils/testmailer.php"; break;
    case 2: form.action="../utils/sonhsorder.php"; break;

//  case 3: form.action="../utils/paypal_dummy.php"; break;

    case 3: form.action="../utils/pdf/bankorder.php"; break;
    case 4: form.action="../utils/sonhsmailer.php"; break;
    case 5: form.action="../utils/sonhsmailer.php"; break;
    case 6: form.action="../utils/roundupmailer.php"; break;
    case 7: form.action="../utils/sonhssignup.php"; break;
    case 8: form.action="../utils/lhemailer.php"; break;
    case 9: form.action="https://www.paypal.com/cgi-bin/webscr" ; break;

    default: return;
  }

  form.method="post"

  if ((flag==2) || (flag==4) || (flag==5) || (flag==6) || (flag==7))
  { reveal('sendbutton',false);
    reveal('ack',true);
  }

  form.submit(); 
}

function nfour(number)
{ return (number < 1000) ? number + 1900 : number;}

function text2caps(field) 
{ field.value = field.value.toUpperCase();
  return true;
}

function calcdate()
{ var now = new Date();
  var days = new Array('Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday');
  var months = new Array('January','February','March','April','May','June','July','August','September','October','November','December');
  var date = ((now.getDate()<10) ? "0" : "")+ now.getDate();
  today =  days[now.getDay()]+" "+now.getDate()+" "+months[now.getMonth()] + " " +nfour(now.getYear());
  return today;
}

function launch(form,pg)
{ form.method="get";
  form.action=pg;
  form.submit();
}

function nformat(fld)
{ f=new Number(fld.value);
  if (f==0)
     fld.value='';
  else
  { t=new Number(Math.floor(f*100));
    s=t.toString();
    while (s.length<3) 
      s='0'+s;
    len=s.length;

    fs=s.substr(0,len-2)+'.'+s.substr(len-2,2);
    fld.value=fs;
  }
}

function calc(form)
{ f=new Number(form.membership.value);
  d=new Number(form.donation.value);

  if ((f>0) && (d>0))
    form.item_name.value="KeepOurNHSPublic - Membership/Affiliation fee and donation";
  else if (f>0)
    form.item_name.value="KeepOurNHSPublic - Membership/Affiliation fee";
  else if (d>0)
    form.item_name.value="KeepOurNHSPublic - Donation";
  
  t=new Number(Math.floor((f+d)*100));
  if (t==0)
    form.total.value='';
  else
  { s=t.toString();
    while (s.length<3) 
      s='0'+s;
    len=s.length;
    fs=s.substr(0,len-2)+'.'+s.substr(len-2,2);
    form.total.value=fs;
    form.amount.value=fs;
  }
}