//Determine Operating System

system=navigator.appVersion;
if (navigator.appVersion.indexOf("Mac") != -1 ) OS = "Mac";
else if (navigator.appVersion.indexOf("PowerPC") != -1 ) OS = "Mac";
else if (navigator.appVersion.indexOf("Win") != -1 ) OS = "Win";
else if (navigator.appVersion.indexOf("SunOS") != -1 ) OS = "Solaris";
else  OS = "Linux";

//Determine Browser Version
bName = navigator.appName;
bVer = parseInt(navigator.appVersion);


//Write Style Sheets
if (OS == "Mac" && bName=="Netscape"){
        document.write("<link rel='stylesheet' href='../macNET.css' type='text/css'>");
    }
else if (OS =="Mac" && bName=="Microsoft Internet Explorer"){
        document.write("<link rel='stylesheet' href='../macIE.css' type='text/css'>");
    }
else if (OS =="Win" | OS == "Linux" && bName=="Netscape"){
        document.write("<link rel='stylesheet' href='../winNET.css' type='text/css'>");
    }
else if (OS =="Solaris" && bName=="Netscape"){
        document.write("<link rel='stylesheet' href='../winNET.css' type='text/css'>");
    }
else if (OS =="Win" | OS == "Linux" && bName=="Microsoft Internet Explorer"){
        document.write("<link rel='stylesheet' href='../winIE.css' type='text/css'>");
        }
		


//Rotating front page message

//configure delay between changing messages (3000=3 seconds)
var delay=5000
var ie4=document.all
var curindex=0
var totalcontent=0

function get_total(){
if (ie4){
while (eval("document.all.content"+totalcontent))
totalcontent++
}
else{
while (document.getElementById("content"+totalcontent))
totalcontent++
}
}

function contract_all(){
for (y=0;y<totalcontent;y++){
if (ie4)
eval("document.all.content"+y).style.display="none"
else
document.getElementById("content"+y).style.display="none"
}
}

function expand_one(which){
contract_all()
if (ie4)
eval("document.all.content"+which).style.display=""
else
document.getElementById("content"+which).style.display=""
}

function rotate_content(){
get_total()
contract_all()
expand_one(curindex)
curindex=(curindex<totalcontent-1)? curindex+1: 0
setTimeout("rotate_content()",delay)
}

window.onload=rotate_content

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_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

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_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}