function getCookie(c                                   ){
if (  document.cookie.length  >  0                     ){
c_start        =  document.cookie.indexOf(  c  +  "="   )
if (  c_start !=  -1                                   ){ 
c_start        =  c_start     +  c.length      +       1; 
c_end          =                 document.cookie.indexOf(
";"            ,                               c_start );
if (  c_end   ==  -1                                    )
c_end          =                 document.cookie.length ;
return unescape(document.cookie.substring(c_start,c_end))
}                                                       }
return ""                                               }
function setCookie(c,            v,            e       ){
var ex         =  new Date(                            );
ex.setDate(     ex.getDate()     +             e       );
document.cookie=  c              +            "="       +
escape(           v                                    )+
((           e==  null                                 )?
""                :                ";expires="          +
ex.toGMTString(                                       ));
}function sinOrder(                                    ){
return(                                       Math.round(
Math.random(                                            )
)-0.5                                                 );}
var      pages =                                        [
"2.1.13.2"    ,  "2.1.11"   ,  "2.1.9.3"   ,   "2.1.10.2"
,"2.3.3.4.2"  ,  "2.1.12.1" ,  "2.1.12.2"  ,    "2.1.8.2"
,"2.1.9.2"   ,   "2.2.3.4" ,   "2.2.1"      ,   "2.3.3.2"
,"2.3.4.1"  ,    "2.3.3.1" ,   "2.1.5.2"     ,    "2.1.1"
,"2.1.5.5"  ,    "2.3.3.3"  ,  "2.1.8.3"     ,"2.2.3.3.1"
,"2.3.2.4" ,     "2.1.13.1"  , "2.3.4.2"   ,      "2.1.6"
,"2.2.3.5",      "2.2.2"      ,"2.1.5.1" ,      "2.3.2.2"
,"2.1.8.4",      "2.3.2.1"    ,"2.1.8.1",     "2.3.3.4.1"
,"2.3.2.3" ,     "2.1.9.1"  ,  "2.1.5.3" ,    "2.2.3.3.3"
,"2.2.3.3.2",    "2.3.1"   ,   "2.1.8.5"  ,     "2.1.9.4"
,"2.1.8.7"   ,   "2.1.2" ,     "2.1.5.4",         "2.1.4"
,"2.1.3"      ,  "2.1.8.6",    "2.1.7",        "2.1.10.1"
]                                                       ;
var  yourpages   =     getCookie("two"                 );
if ( yourpages  !=     null  &&  yourpages!=""          )
{    pages       =     yourpages.split("|"             );
pages.sort(   sinOrder                );            }else
{    setCookie( "two"  ,   pages.join( "|"           ));}
if(  pages.length                                      ){
var page=pages.pop(                                    );
document.write('<a href="'+page+'.html" class="center">'+
page.replace(  "_"    ,    "-"            )+     '</a>');
setCookie("two",pages.join("|"            ),         1);}
if(            !pages.length    &&  page  !=    "3.1.1" )
setCookie("two"                                         ,
"3.1.1|3.1.1|3.1.1|3.1.1|3.1.1|3.1.1|3.1.1|3.1.1|3.1.1" ,
1                                                      );