//---- Set this variable only! ----
//---------------------------------

var ie4 = false, ie5_mac = false, ie55 = false;
var nn4 = false, dom = false, opera = false, safari = false;
var agent = navigator.userAgent.toLowerCase();

if (agent.indexOf("opera") != -1)
{
	if (document.getElementById)
        {
  	   dom = true;
        }
        else
        {
  	   opera = true;
        }
}
else if (agent.indexOf("safari") != -1)
{
	safari = true;
}
else if (document.all)
{
	var version = parseFloat(agent.substr(agent.indexOf("msie")+5, 3));
	if (agent.indexOf("mac") != -1 && version >= 5)
		ie5_mac = true;
	else
	{
		if (version >= 5.5)
			ie55 = true;
		else if (version >= 4)
			ie4 = true;
	}
}
//else if (document.layers)
else if (navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 4 && 
	parseInt(navigator.appVersion) < 5)
{
	nn4 = true;
}
else if (document.getElementById)
{
	dom = true;
}

var blank = new Image();
blank.src = designDir + "empty.gif";

if (ie4)
{
	document.write('<script type="text/javascript" src="' + buildDir + 'ie4-build.js"></script>');
//	alert('ie4-build.js');
}
else if (ie5_mac)
{
	document.write('<script type="text/javascript" src="' + buildDir + 'ie5m-build.js"></script>');
//	alert('ie5m-build.js');
}
else if (ie55)
{
	document.write('<script type="text/javascript" src="' + buildDir + 'ie55-build.js"></script>');
//	alert('ie55-build.js');
}
else if (nn4)
{
	document.write('<script type="text/javascript" src="' + buildDir + 'ns4-build.js"></script>');
//	alert('ns4-build.js');
}
else if (dom)
{
	document.write('<script type="text/javascript" src="' + buildDir + 'dom-build.js"></script>');
//	alert('dom-build.js');
}
else if (opera)
{
	document.write('<script type="text/javascript" src="' + buildDir + 'op7-build.js"></script>');
//	alert('op7-build.js');
}
else if (safari)
{
	document.write('<script type="text/javascript" src="' + buildDir + 'saf-build.js"></script>');
//	alert('saf-build.js');
}
else
{
	alert("Your browser doesn't support this script.");
	location.href = buildDir + "upgrade.html";
	document.write('<script type="text/javascript" src="' + buildDir + 'no-build.js"></script>');
}

function getURLParam(strParamName)
{
   var strReturn = "";
   var strHref = window.location.href;
   if ( strHref.indexOf("?") > -1 )
  {
      var strQueryString = strHref.substr(strHref.indexOf("?")).toLowerCase();
      var aQueryString = strQueryString.split("&");
      for ( var iParam = 0; iParam < aQueryString.length; iParam++ )
      {
      if ( aQueryString[iParam].indexOf(strParamName + "=") > -1 )
      {
        var aParam = aQueryString[iParam].split("=");
        strReturn = aParam[1];
        break;
      }
    }
  }
  return strReturn;
} 

function getCookieVal (offset) 
{
 var endstr = document.cookie.indexOf (";", offset);
 if (endstr == -1)
   endstr = document.cookie.length;
 return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie (name) 
{
 var arg = name + "=";
 var alen = arg.length;
 var clen = document.cookie.length;
 var i = 0;
 while (i < clen) 
 {
  var j = i + alen;
  if (document.cookie.substring(i, j) == arg)
    return getCookieVal (j);
  i = document.cookie.indexOf(" ", i) + 1;
  if (i == 0) 
   break; 
 } //end of while repeating loop statement
 return null;
} //end of function

function SetCookie (name, value) 
{
 var argv = SetCookie.arguments;
 var argc = SetCookie.arguments.length;
 var expires = (2 < argc) ? argv[2] : null;
 var path = (3 < argc) ? argv[3] : null;
 var domain = (4 < argc) ? argv[4] : null;
 var secure = (5 < argc) ? argv[5] : false;
 //next line writes the cookie and all its parameters or its 5 arguments
 document.cookie = name + "=" + escape (value) +
 ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
 ((path == null) ? "" : ("; path=" + path)) +
 ((domain == null) ? "" : ("; domain=" + domain)) +
 ((secure == true) ? "; secure" : "");
}


var size_nb ="4";
var size_nb_next = getURLParam("s");
if(size_nb_next!="")
{
   if(size_nb_next=="1" || size_nb_next=="2" || size_nb_next=="3" || size_nb_next=="4" || size_nb_next=="5" )
   {
        size_nb = size_nb_next;
        var expdate = new Date();
        expdate.setTime(expdate.getTime() +  (24 * 60 * 60 * 1000 * 365)); 
        SetCookie("abtl_size",size_nb, expdate, "/", null, false); //write the cookie
   }
}
else
{
   size_nb_next=GetCookie ("abtl_size");
   if(size_nb_next!=null && size_nb_next!="")
   {
       if(size_nb_next=="1" || size_nb_next=="2" || size_nb_next=="3" || size_nb_next=="4" || size_nb_next=="5" )
       {
           size_nb = size_nb_next;
       }
   }
}

var print_page = "no";
var print_page_next = getURLParam("print");
if(print_page_next!="")
{
   if(print_page_next=="yes")
   {
      print_page = "yes";
   }
}


document.write('<link href="' + cssDir + 'thstyle'+size_nb+'.css" rel="stylesheet" type="text/css">');
if(print_page == "yes")
{
   document.write('<link href="' + cssDir + 'thstyle_print.css" rel="stylesheet" type="text/css">');
}