$(function(){
	var currentstyle = readCookie('fontStyle');
	if (currentstyle){
		switchFont(currentstyle);
			switch(currentstyle){
			case"fontL":
			current_img("sizeL");
			break;
			case"fontM":
			current_img("sizeM");
			break;
			case"fontLL":
			current_img("sizeLL");
			break;
		}
	}else{
		switchFont("fontM");
		$("#sizeM").addClass("active");
		$("#sizeM").attr('src',$("#sizeM").attr('src').replace(/(\.gif|\.jpg|\.png)/, "_on$1"));
		$("#sizeL").attr("src",$("#sizeL").attr("src").replace("_on.", "."));
		$("#sizeLL").attr("src",$("#sizeLL").attr("src").replace("_on.", "."));
	}
	$("#sizeL").click(function(){
		switchFont("fontL");
		if($(this).attr("className")!="active"){
			$(this).addClass("active");
			$(this).attr('src',this.getAttribute('src').replace(/(\.gif|\.jpg|\.png)/, "_on$1"));
			$("#sizeM").removeClass("active");
			$("#sizeM").attr("src",$("#sizeM").attr("src").replace("_on.", "."));
			$("#sizeLL").removeClass("active");
			$("#sizeLL").attr("src",$("#sizeLL").attr("src").replace("_on.", "."));
		}
		return false;
	});
	$("#sizeM").click(function(){
		switchFont("fontM");
		if($(this).attr("className")!="active"){
			$(this).addClass("active");
			$(this).attr('src',this.getAttribute('src').replace(/(\.gif|\.jpg|\.png)/, "_on$1"));
			$("#sizeL").removeClass("active");
			$("#sizeL").attr("src",$("#sizeL").attr("src").replace("_on.", "."));
			$("#sizeLL").removeClass("active");
			$("#sizeLL").attr("src",$("#sizeLL").attr("src").replace("_on.", "."));
		}
		return false;
	});
	$("#sizeLL").click(function(){
		switchFont("fontLL");
		if($(this).attr("className")!="active"){
			$(this).addClass("active");
			$(this).attr('src',this.getAttribute('src').replace(/(\.gif|\.jpg|\.png)/, "_on$1"));
			$("#sizeM").removeClass("active");
			$("#sizeM").attr("src",$("#sizeM").attr("src").replace("_on.", "."));
			$("#sizeL").removeClass("active");
			$("#sizeL").attr("src",$("#sizeL").attr("src").replace("_on.", "."));
		}
		return false;
	});
});
function switchFont(className){
   $("body").removeAttr("class").addClass(className);
   createCookie('fontStyle', className, 365);
	var ddMaxM=0;
	var hCnt=0;
	$("#main .contentsIndex dt").each(function(){
		$(this).css("height","auto");
		var h=this.offsetHeight;
		if(hCnt==0){
			ddMaxM=h;
		}else{
			if(ddMaxM<h){
				ddMaxM=h;
			}
		}
		hCnt++;
	});
	ddMaxM-=4;
	$("#main .contentsIndex dd").each(function(){
		//$(this).css("margin-top",ddMaxM+"px");
		$(this).prev().css("height",ddMaxM+"px");
	});
	heightLine();
};
/*
*	cookie script http://www.quirksmode.org/js/cookies.html
*/
function createCookie(name,value,days){
   if (days){
   var date = new Date();
   date.setTime(date.getTime()+(days*24*60*60*1000));
   var expires = "; expires="+date.toGMTString();
   }
   else var expires = "";
   document.cookie = name+"="+value+expires+"; path=/";
}
function readCookie(name){
   var nameEQ = name + "=";
   var ca = document.cookie.split(';');
   for(var i=0;i < ca.length;i++)
   {
   var c = ca[i];
   while (c.charAt(0)==' ') c = c.substring(1,c.length);
   if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
   }
   return null;
}