var fontSizeUnit = "%";
var perOrder = 10;
var defaultSize = 100;
var ckName = "Chiryu";
var ckDays = 2;
var ckPath = "/"
var fsCK = GetCookie( ckName );

document.writeln("<style type='text/css'>");

for (n = 1; n<=3 ; n++) {
document.write("#fontResizeOn"+n+"{ display:none; }");
document.write("#fontResize"+n+"{ display:inline; }");
}

if ( fsCK == null ){
var currentSize = defaultSize; 
document.write("#fontResizeOn"+3+"{ display:inline; }");
document.write("#fontResize"+3+"{ display:none; }");
}
else{
  var currentSize = eval( fsCK );

if ( currentSize == 115 ){
document.write("#fontResizeOn"+2+"{ display:inline; }");
document.write("#fontResize"+2+"{ display:none; }");
	}
	else{
document.write("#fontResizeOn"+1+"{ display:inline; }");
document.write("#fontResize"+1+"{ display:none; }");
	}
}

currentSize_h1 = currentSize + 25;
currentSize_h2 = currentSize + 0;
currentSize_h3 = currentSize + 0;
currentSize_h4 = currentSize + 0;
currentSize_h5 = currentSize - 10;
document.write( 'body{font-size:' + currentSize + fontSizeUnit+ '}' );
document.write( 'h1{font-size:' + currentSize_h1 + fontSizeUnit+ '}' );
document.write( 'h2{font-size:' + currentSize_h2 + fontSizeUnit+ '}' );
document.write( 'h3{font-size:' + currentSize_h3 + fontSizeUnit+ '}' );
document.write( 'h4{font-size:' + currentSize_h4 + fontSizeUnit+ '}' );
document.write( 'h5,h6{font-size:' + currentSize_h5 + fontSizeUnit+ '}' );
document.writeln( '</style>' );

function fsc( CMD ){


  if ( CMD == "max" ){
    var newSize = Number( 130 );
    SetCookie( ckName , newSize );
  }
  if ( CMD == "large" ){
      var newSize = Number( 115 );
      SetCookie( ckName , newSize);
  }
  if ( CMD == "standard" ){
    DeleteCookie( ckName );
  } 
location.reload();
}


function SetCookie( name , value ){
  var dobj = new Date();
  dobj.setTime(dobj.getTime() + 24 * 60 * 60 * ckDays * 1000);
  var expiryDate = dobj.toGMTString();
  document.cookie = name + '=' + escape(value) + ';expires=' + expiryDate + ';path=' + ckPath;
}

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;
  }
  return null;
}

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


function DeleteCookie(name){
  if (GetCookie(name)){
    document.cookie = name + '=' +
    '; expires=Thu, 01-Jan-70 00:00:01 GMT;path='+ckPath;
  }
}