//
function GetParm (qryparm) {
var url=location.href;
var qrytag="?";
var qryseparator="&";
var eql="=";

var urlsplit=url.split(qrytag);

if (urlsplit.length=='1') {return qrytag;}

var qrysplit=urlsplit[1].split(qryseparator);

qrypairs=qrysplit.length;

ct=0;
qryresult=qrytag;
while (ct < qrypairs) {
bits=qrysplit[ct].split(eql);

parm=bits[0];
val=bits[1];

   if (parm==qryparm) {
	ct=qrypairs;
	qryresult=val;
   }
ct++;
}

return qryresult;

}
//
function SetParm (qryparm,qryval) {
var url=location.href;
var qrytag="?";
var qryseparator="&";
var eql="=";

var urlsplit=url.split(qrytag);

if (urlsplit.length=='1') {return qrytag;}

var qrysplit=urlsplit[1].split(qryseparator);
var qrysplit=urlsplit[1].split(qryseparator);

qrypairs=qrysplit.length;

ct=0;
resulturl=urlsplit[1];
while (ct < qrypairs) {
bits=qrysplit[ct].split(eql);

parm=bits[0];
val=bits[1];

   if (parm==qryparm) {
	qrysplit[ct]=qryparm + eql + qryval;
	qryjoin=qrysplit.join(qryseparator);
	resulturl=qryjoin;
	ct=qrypairs;
   }
ct++;
}
return resulturl;
}
//
function GoUrl(url) {
var thisurl=location.href;
var qrytag="?";
var urlsplit=thisurl.split(qrytag);

if (thisurl.substring(0,4)=='http')
{
  location.href=url;
}

if (urlsplit.length == 1) {
  qs="";
  location.href=url;
}
if (urlsplit.length > 1) {
  qs=urlsplit[1];
  qs=qs.replace(/&o=y/,""); 	
  location.href=url + qrytag + qs;
  }
}
//
function TMTlogon() {
	if (document.logon.pwd.value =='staff')
	{GoUrl('xStaff.html');}
}