function setActiveTextSize(activetSize){

    Csize=document.getElementById('content').style.fontSize;

    if(Csize)

        document.getElementById(Csize).className=Csize;

   

    document.getElementById(activetSize).className='active';

    document.getElementById('content').style.fontSize = activetSize;

    // write/rewrite cookie

    createCookie("ActiveFontSize",activetSize,1000);

}

function createCookie(cookie_name,value,days) {

    if (days) {

    var date = new Date();

    date.setTime(date.getTime()+(days*24*60*60*1000)); 

    var expires = "; expires="+date.toGMTString();

    }

    else expires = "";

    document.cookie = cookie_name+"="+value+expires+"; path=/";

}

function readCookie(cooke_name) {

    regexpr = cooke_name+ '=(.*?)(;|$)';

    var results = document.cookie.match (regexpr);

    if ( results ) {

        return ( unescape ( results[1] ) );

    }

    else { return null; }

    }

 

function applystyle(){

    var Currentfontsize ='12';

    if (readCookie('ActiveFontSize')) {

      var Currentfontsize = readCookie('ActiveFontSize');

        setActiveTextSize(Currentfontsize);

    } else {

       

        setActiveTextSize(Currentfontsize);

        }

    document.getElementById(Currentfontsize).className  ='active';

}