var configNumber = 1;
var configPrefix = "k"+configNumber.toString +"1049502#"
var username=getCookie("mstcid");

function getCookie(c_name)
{
var i,x,y,ARRcookies=document.cookie.split(";");
for (i=0;i<ARRcookies.length;i++)
  {
  x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));
  y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);
  x=x.replace(/^\s+|\s+$/g,"");
  if (x==c_name)
    {
    return unescape(y);
    }
  }
};

function setCookie(c_name,value,exdays)
{
  
	var configString = "k1049502#"
	if(configNumber>1){c_name=configPrefix+c_name.subString(9);}
	var exdate=new Date();
	exdate.setDate(exdate.getDate() + exdays);
	var c_value=escape(value) + ((exdays==null) ? "" : "; expires="+exdate.toUTCString());
	if(value.length>1)
	{
	  if (value.substring(0,19) != "http://www.meltronx")
      {
        eraseCookie(c_name);
		document.cookie=c_name + "=" + c_value+";  path=/";
		document.images[c_name].src=value;
		var lenChoose = c_name.lastIndexOf("#")+1;
		var temp="Choose"+c_name.substring(lenChoose);
		document.images[temp].src=value;
		var o =' "'+getName(value)+'" '
		document.images[c_name].title = document.images['master'].title;
	  }
	}
	setTimeout("document.images['master'].src='Images/Slide12.jpg';",1000); 
	
};

function checkCookie()
{
if (username!=null )
  {
     var o = document.getElementById("aNum");
     if(o != null){
        var p = document.getElementById("idButton");
     	if(p != null){
            if(username=="3aa899dd"){
            	o.style.display = 'block';
     			p.value= username;
     		}
     	}
     }
  }
};

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+";  path=/";
	document.images['master'].src='Images/Slide12.jpg';
};

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
};

function eraseCookie(name) {
	createCookie(name,"",-100);
};

function checkTVCookie() {
  var m = document.getElementById('tv1');
  var n = document.getElementById('tv2');
  var o = document.getElementById('tv3');
  var p = document.getElementById('tv4');
  var q = document.getElementById('myButton8');
	var value = getCookie("cerntv4");
    if(value==null){
      value='block'
      createCookie('cerntv4',value,364);
      m.style.display = 'block';
      n.style.display = 'block';
      o.style.display = 'block';
      p.style.display = 'block';
      q.value=" Toggle CERN TV OFF ";
    }
   else
   {
     if (value == 'block'){
        m.style.display = 'block';
        n.style.display = 'block';
        o.style.display = 'block';
        p.style.display = 'block';
        q.value=" Toggle CERN TV OFF ";
     }
     else{
        m.style.display = 'none';
        n.style.display = 'none';
        o.style.display = 'none';
        p.style.display = 'none';
        q.value=" Toggle CERN TV ON ";
     }
   }
    return value;
};

function toggleTVCookie(){
  var m = document.getElementById('tv1');
  var n = document.getElementById('tv2');
  var o = document.getElementById('tv3');
  var p = document.getElementById('tv4');
  var q = document.getElementById('myButton8');
  var value = getCookie("cerntv4");
    if(value!=null){
      if(value == 'block'){
        m.style.display = 'none';
        n.style.display = 'none';
        o.style.display = 'none';
        p.style.display = 'none';
        q.value=" Toggle CERN TV ON ";
      	value='none'
      	createCookie('cerntv4',value,364);
      }
      else
      {
        m.style.display = 'block';
        n.style.display = 'block';
        o.style.display = 'block';
        p.style.display = 'block';
        q.value=" Toggle CERN TV OFF ";
      	value='block'
      	createCookie('cerntv4',value,364);
      }
   }
   else
   {
     value= n.style.display;
     if (value == 'block'){
        n.style.display = 'none';
        o.style.display = 'none';
        p.style.display = 'none';
        q.value=" Toggle CERN TV ON ";
     }
     else{
        n.style.display = 'block';
        o.style.display = 'block';
        p.style.display = 'block';
        q.value=" Toggle CERN TV OFF ";
     }
   }
};
    
function quiet(){
  var s = document.getElementById('hints1');
  var t = document.getElementById('hints2');
  var u = document.getElementById('hints3');
  var v = document.getElementById('hints4');
  var w = document.getElementById('hints5');
  var x = document.getElementById('hints6');
  var y = document.getElementById('hints7');
        s.style.display = 'none';
        t.style.display = 'none';
        u.style.display = 'none';
        v.style.display = 'none';
        w.style.display = 'none';
        x.style.display = 'none';
        y.style.display = 'none';
};