function btopLink() {
  var myWHeight = 0, myHeight = 0;
  if( typeof( window.innerHeight ) == 'number' ) {
    //Non-IE
    myWHeight = window.innerHeight;
    myHeight = document.body.clientHeight;
  } else if( document.documentElement && document.documentElement.clientHeight ) {
    //IE 6+ in 'standards compliant mode'
    myWHeight = document.documentElement.clientHeight;
    myHeight = document.body.clientHeight;
  } else if( document.body && document.body.clientHeight ) {
    //IE 4 compatible
    myWHeight = document.body.clientHeight;
    myHeight = document.documentElement.clientHeight;
  }
  if (myHeight > myWHeight) {
  	document.write('<hr color="#800040" width="95%"><a href="' + location.href + '">back to top</a>\n');
  }
  //window.alert( 'Window Height = ' + myWHeight + ' Doc Height = ' + myHeight );
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function picpop(itemn,picht,winht,picwd,winwd,picnum)
{
var windim = 'height=' + winht + ',width=' + winwd;
picdisp = window.open('', 'dispimg', windim, 'address=no,location=no,scrollbars=no,toolbar=no,directories=no,status=no,menubar=no,resizable=no');
picdisp.document.open();
picdisp.document.write('<html><head><title>' + itemn + '</title></head>');
picdisp.document.write('<body bgcolor="#e4d4b0"><center>');
picdisp.document.write('<img src="../photos/' + picnum + '.jpg" height="' + picht + '" width="' + picwd + '" border="2"><br>');
picdisp.document.write('<font size="2" face="Arial,Helvetica">' + itemn + '</font><p>');
picdisp.document.write('<form><input type="Button" value="Close" onClick="self.close()"></form>');
picdisp.document.write('</center></body></html>');
picdisp.document.close();
return false;
}
