toffset = 0;
loffset = 0;
var nav = (document.layers) ? true : false; 
var iex = (document.all) ? true : false;
var nav6 = (!document.all && document.getElementById) ? true : false;
if (nav || nav6 || iex) {
  if (iex) {
    wwidth = document.body.clientWidth;
    wheight = document.body.clientHeight;
	swidth = document.body.scrollLeft;
  }
  else {
    wwidth = window.innerWidth;
    wheight = window.innerHeight;
	swidth = window.pageXOffset;
  }
  if (nav) {
    var skn = document.photolayer;
  }
  else if (nav6) {
    var skn = document.getElementById("photolayer");
  }
  else if (iex) {
    var skn = photolayer.style;
  }
}

function showphoto(which,pwidth,pheight,text) {
  if (iex) {
	swidth = document.body.scrollLeft;
  }
  else {
	swidth = window.pageXOffset;
  }
  pleft = wwidth/2-pwidth/2+swidth;
  ptop = wheight/2-pheight/2;
  var content ="<table border=0 cellpadding=10 cellspacing=2 bgcolor='#000000'><tr><td bgcolor='#FFFFFF' align=center><a href='JavaScript:closephoto()'><img src='"+which+"' width="+pwidth+" height="+pheight+" border=0 alt='Click on photo to close again' title='Click on photo to close again'></a><br><table border=0 cellpadding=0 cellspacing=0 width=100% class='phototext'><tr><td align=center>"+text+"</td></tr></table></td></tr></table>";
  if (nav) { 
    sheight = window.pageYOffset;
    skn.document.write(content); 
    skn.document.close();
    skn.left = pleft;
    skn.top = ptop+sheight;
    skn.visibility = "visible";
  }
  else if (iex) {
    sheight = document.body.scrollTop;
    document.all("photolayer").innerHTML = content;
    skn.left = pleft;
    skn.top = ptop+sheight;
    skn.visibility = "visible";  
  }
  else if (nav6) {
    sheight = window.pageYOffset;
    skn.innerHTML = content;
    skn.style.left = pleft+"px";
    skn.style.top = ptop+sheight+"px";
    skn.style.visibility = "visible";  
  }
}

function closephoto() {
  if (nav || iex) {
    skn.visibility = "hidden";
  }
  else if (nav6) {
    skn.style.visibility = "hidden";
  }
}