var i = 0;
var length = 0;
var timer = 5000;
var timerID;

jQuery(document).ready(function(){
								
	/**Navigation**/
	if(location.pathname != "/") {
		var now = location.href.split('/');
		var cate01 = now.slice(now.length-2,now.length-1);
		var cate02 = now.slice(now.length-3,now.length-2);
		var endDir = now.slice(now.length-1);
		var url01 = cate01.toString();
		var url02 = endDir.toString();
		var url03 = cate02.toString();
		$('#globalNavi ul li a[href$="'+url01+'/index.html"]').css('background-position','0 -40px');
		$('#globalNavi ul li a[href$="'+url03+'/index.html"]').css('background-position','0 -40px');
		$('#globalNavi ul.forTarget li a[href$="'+url01+'/index.html"]').css('background-position','0 0');
		$('#globalNavi ul.forTarget li a[href$="'+url03+'/index.html"]').css('background-position','0 0');
		$('#leftColumn ul li ul li a[href$="'+url01+'/'+url02+'"]').css('background-color','#C4E1E1');
	}
	
	/**News & Topics**/
    $('#newsTopics ul li').each(function(){
	    $(this).append('<br clear="all" />');
	});
	
	/**Font Size**/
	$(function(){
       $('body').css('font-size',$.cookie('fontsize'));
	   $('#fontSize').attr('class',$.cookie('classSet'));
	   var sizeID = $('#fontSize').attr('class');
	   if(sizeID=='large'){
	      $('#large').addClass("selected");
	   }
	   if(sizeID=='medium'||sizeID==''){
	      $('#medium').addClass("selected");
	   }
	   if(sizeID=='small'){
	      $('#small').addClass("selected");
	   }
    });
	
	$('#fontSize a').click(function(){
	    var ID = $(this).attr('id');
	    $('#fontSize a').removeClass("selected");
        $(this).addClass("selected");
		if(ID=='large'){
		   fontSize('130%');
		   classSet(ID);
		}
		if(ID=='medium'){
		   fontSize('100%');
		   classSet(ID);
		}
		if(ID=='small'){
		   fontSize('75%');
		   classSet(ID);
		}
	});
	
	function fontSize(size){
       $('body').css('font-size',size);
       $.cookie('fontsize',size,{expires:30,path:'/'});
    }

    function classSet(cla){
       $('#fontSize').attr('class',cla);
       $.cookie('classSet',cla,{expires:30,path:'/'});
    }
	
	/**Pull-down Menu**/
	$('#globalNavi ul li').each(function(){
	   $(this).hover( 
		  function(){
			var ieW = $(this).children('ul').children('li').css('font-size');
			if(ieW == '9px'){
				ieW = 140;
			}
			if(ieW == '12px'){
				ieW = 190;
			}
			if(ieW == '16px'){
				ieW = 250;
			}
			if($.browser.msie && $.browser.version == 7){
				$(this).children('ul').children('li').children('a').css('width',ieW);
	        }
		    $(this).children('ul').addClass('hover');
			$(this).children('a').addClass('show');
		  },
		  function(){
		    $(this).children('ul').removeClass('hover');
			$(this).children('a').removeClass('show');
		  }
	   );
	});
	
	$('#globalNavi ul li ul li').each(function(){
	    $(this).hover(function(){
			var curPos = $(this).offset().top;
			var curW = $(this).parents('ul').width();
			var subPos = curPos-180;
			if(jQuery.browser.mozilla){
				subPos = curPos-200;
			}
			if($.browser.msie && $.browser.version < 7){
				subPos = curPos-192;
	        }
			/*$(this).parents('li').addClass('show');*/
			$(this).children('ul').css('top',subPos);
			$(this).children('ul').css('left',curW);
		})
	});
	

});

$(window).load(function(){
    /**Open Campus**/
	var nt = $('#photoHanger').offset();
	/*var newTop = nt.top+15;*/
	length = $('#thumbnails ul li').length;
	$('#thumbnails ul li a').each(function(){
	  var imageurl = $(this).attr('href');
	  var imgalt = $(this).children('img').attr('alt');
	  $('#photoHanger ul').append('<li><img src="'+imageurl+'"><br />'+imgalt+'</li>');
	});
	$('#photoHanger ul li').each(function(){
	  $(this).css('top',nt.top+15);
	});
	$('#thumbnails ul li a').click(function(){
	   clearTimeout(timerID);
	   var index = $('#thumbnails ul li a').index(this);
	   i=index;
	   thumbnailAction();
	   return false;
	});
	thumbnailAction();
});

function thumbnailAction(){
    if(i==length){
	   i=0;
	}
	$('#photoHanger ul li').each(function(){
	   var alpha = $(this).css('opacity');
	   if(alpha==1){
	      var Pos = $('#photoHanger ul li').index(this);
		  $('#photoHanger ul li').slice(Pos,Pos+1).animate({"opacity": "0"},500);
	   }
	});
    i+=1;
	var a = i-1;
	var b = i;
	$('#thumbnails ul li').css('border-color','#cccccc');
	$('#thumbnails ul li').slice(a,b).css('border-color','#cc0000');
	/*if($.browser.msie && $.browser.version < 7){
	    $('#thumbnails ul li a').children('img').css('margin-top','0');
	    $('#thumbnails ul li a').slice(a,b).children('img').css('margin-top','-55px');
	}*/
	$('#photoHanger ul li').slice(a,b).animate({"opacity": "1"},500);
	timerID = setTimeout("thumbnailAction()", timer);
}