var cname = "ab_hr_sel_f" ;//Cookie名
var cterm = 30 ;//Cookieの保存日数
var cpath = "/" ;//Cookieのパス
function changeLetterSize(letterSize) {

	var links = document.getElementsByTagName("link") ;
	for(var i=0;i<links.length;i++) {
		
		var rel = links[i].getAttribute("rel") ;
		if(rel && rel.indexOf("stylesheet")>=0 ) {

			var title = links[i].getAttribute("title") ;
			if(title && title.indexOf("letter")>=0) {

				if(title == "letter "+letterSize) {
					links[i].setAttribute("rel","stylesheet") ;
					links[i].disabled = false ;

					var cookie = new Cookie(cname) ;
					cookie.fsize = letterSize ;
					cookie.publish(cterm , cpath) ;
				} else {
					links[i].disabled = true ;

				}
			}
		}
	}
}
function initGetSize() {
	var cookie = new Cookie(cname) ;
	if ( cookie.fsize )
		changeLetterSize(cookie.fsize) ;
}
if ( window.addEventListener )
	window.addEventListener( "load" , initGetSize , false ) ;
else if ( window.attachEvent )
	window.attachEvent( "onload" , initGetSize ) ;