//
function WriteDownText(lpage, ltext, lclass) {
var c="'" + lpage + "'";
l='<a class="' + lclass+'" href="javascript: DownText()"> ' + ltext + ' </a>';
document.write(l);
}
function WriteUpText(lpage, ltext, lclass) {
var c="'" + lpage + "'";
l='<a class="' + lclass+'" href="javascript: UpText()"> ' + ltext + ' </a>';
document.write(l);
}
//
function UpText() {
var url=location.href;
var qrytag="?";

var urlsplit=url.split(qrytag);

if (urlsplit.length == 1) {
  qs="";
  location.href=urlsplit[0];
}
if (urlsplit.length > 1) {
  qs=urlsplit[1];
  ts=GetParm('t');
  if (ts=='?'){return;}
  tsn=parseInt(ts);
  if (tsn < 13) {tsn=tsn + 2;}
  location.href=urlsplit[0] + qrytag + SetParm('t',tsn);
  }
}
//
function DownText() {
var url=location.href;
var qrytag="?";

var urlsplit=url.split(qrytag);

if (urlsplit.length == 1) {
  qs="";
  location.href=urlsplit[0];
}
if (urlsplit.length > 1) {
  qs=urlsplit[1];
  ts=GetParm('t');
  if (ts=='?'){return;}
  tsn=parseInt(ts);
  if (tsn > 8) {tsn=tsn - 2;}
  location.href=urlsplit[0] + qrytag + SetParm('t',tsn);
  }
}
//
function GoRend(val) {
var url=location.href;
var qrytag="?";

var urlsplit=url.split(qrytag);

l=GoUrl(urlsplit[0]);

if (urlsplit.length == 1) {
  qs="";
  location.href=urlsplit[0];
}
if (urlsplit.length > 1) {
  location.href=urlsplit[0] + qrytag + SetParm('r',val).replace(/&o=y/,"");
  }
}
function GoRend1() {
l=GoRend('1');
}
function GoRend2() {
l=GoRend('2');
}
function GoRend3() {
l=GoRend('3');
}
function ShowOptions() {
var thisurl=location.href;
var qrytag="?";
var urlsplit=thisurl.split(qrytag);

if (urlsplit.length == 1) {
  qs="";
  location.href=thisurl;
}
if (urlsplit.length > 1) {
  qs=urlsplit[1];
  opts=GetParm('o');
  if (opts=='?')
  {qs=qs + '&o=y';} 	
  location.href=urlsplit[0] + qrytag + qs;
  }
}