/*
 * NIPPON INSTITUTE OF TECHNOLOGY JS
 */
 
 $(document).ready(function(){
	initSideMenu();
	initKeyword();
	initFontSize();
});

function initSideMenu(){
	 $('p.toggle img').click(function(){
    $(this).parent().parent().next().slideToggle('fast');
		$(this).parent().parent().next().css('zoom','1');
  });
}

function initKeyword(){
	$('#searchKeyword').focus(function(){
		$(this).attr("value","");
		$(this).css("color","#000");
	});
	$('#searchArea img').click(function(){
		$('#searchKeyword').trigger('focus');
																			});
}

function initFontSize(){
	var size = {small:"0.8em",middle:"1em",big:"1.2em"};
	if($.cookie('ntifontsize')){
		$('#fontSize dd.middle').css("background-position","left top");
		var selector = "#fontSize dd." + $.cookie('ntifontsize');
		$(selector).css("background-position","left bottom");		
		$('#container').css("font-size",size[$.cookie('ntifontsize')]);
	}else{
		$.cookie('ntifontsize','middle',{ expires: 30 });			
	}
	
	
		$('#fontSize dd').click(function(){
					$('#container').css("font-size",size[$(this).attr("class")]);
					$(this).siblings().css("background-position","left top");
					$(this).css("background-position","left bottom");
					$.cookie('ntifontsize',$(this).attr('class'),{ expires: 30 });	
				});
}