jQuery(document).ready(function($){
	// -- fontsize --
	var font = "S";
	var cookie_font = getCookie('fontsize');
	if(cookie_font){
		font = cookie_font;
		setCookie("fontsize", cookie_font, 30);
	}
	fontsize(font);

	// rollover
	$('a img').hover(function(){
		$(this).attr('src', $(this).attr('src').replace('_off', '_on'));
	}, function(){
		if (!$(this).hasClass('current')) {
			$(this).attr('src', $(this).attr('src').replace('_on', '_off'));
		}
	});

});

function fontsize(val){
	jQuery(function($){
		if(val == "L"){
			$("body").removeClass("fsS fsM fsL").addClass("fsL");
			$("#fontsize li").removeClass("current");
			$("#fs03").addClass("current");
			setCookie("fontsize", val, 30);
		}else if(val == "M"){
			$("body").removeClass("fsS fsM fsL").addClass("fsM");
			$("#fontsize li").removeClass("current");
			$("#fs02").addClass("current");
			setCookie("fontsize", val, 30);
		}else if(val == "S"){
			$("body").removeClass("fsS fsM fsL").addClass("fsS");
			$("#fontsize li").removeClass("current");
			$("#fs01").addClass("current");
			setCookie("fontsize", val, 30);
		}
	});
}

// from common.js
function getCookie( name ) {
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
		return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ';', len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}

function setCookie( name, value, expires, path, domain, secure ) {
	var today = new Date();
	today.setTime( today.getTime() );
	if ( expires ) {
		expires = expires * 1000 * 60 * 60 * 24;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	document.cookie = name+'='+escape( value ) +
		( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) + //expires.toGMTString()
		( ( path ) ? ';path=' + path : '' ) +
		( ( domain ) ? ';domain=' + domain : '' ) +
		( ( secure ) ? ';secure' : '' );
}

function deleteCookie( name, path, domain ) {
	if ( getCookie( name ) ) document.cookie = name + '=' +
			( ( path ) ? ';path=' + path : '') +
			( ( domain ) ? ';domain=' + domain : '' ) +
			';expires=Thu, 01-Jan-1970 00:00:01 GMT';
}