$(document).ready(function(){
	//弹出层的宽高
	$('.model-shadow').width($(window).width());
	$('.model-shadow').height($(window).height());
	//弹出层纠错显示
	$('.error-correction').each(function(){
		$(this).bind('click',function(){
			$('.model-test').show();
		});
	});
	//弹出层隐藏
	$('.close-error-correction').each(function(){
		$(this).bind('click',function(){
			$(this).closest('.model-close').hide();
		});
	});
	
	$('.change-question').bind('click',function(){
		$('.model-change-test').show();
	});
	//替换试题弹窗关闭
	$('.replace-question').bind('click',function(){
		$(this).closest('.model-close').hide();
	});

	//编辑试卷侧边栏
	$('.editing-test dt').each(function(){
		if($(this).find('font').html() != $(this).find('span').html()){
			$(this).addClass('bg-red').removeClass('bg-gray');
		}else{
			$(this).addClass('bg-gray').removeClass('bg-red');
		}
	});
	$("body").delegate('.editing-test dt','click',function(){
		$(this).closest('dl').find('dd').toggle();
	});
	
	
	//全选  第一层
	$('.set-useclass h2 input').bind('click',function(){
		$('.set-useclass input').attr('checked',$(this).attr('checked'));
		if($('.set-useclass dt input').attr('checked')){
			$('.set-useclass dt input').closest('dt').next('dd').find('input').attr('checked',$(this).attr('checked'));
		}else{
			$('.set-useclass dt input').closest('dt').next('dd').find('input').attr('checked',$(this).attr('checked'));
		}
	})
	//全选  第二层
	$('.set-useclass dt input').bind('click',function(){
		var _this = $('.set-useclass dt');
		$(this).closest('dt').next('dd').find('input').attr('checked',$(this).attr('checked'));
		sumTwo();
	});
	////全选  第三层
	$('.set-useclass dd').each(function(){
		var _this = $(this);
		$(this).find('input').bind('click',function(){
			var res = 0;
			for(var i = 0;i<_this.find('input').length;i++){
				if(_this.find('input')[i].checked == true){
					res++;
				}
			}
			
			if(res == _this.find('input').length){
				$(this).closest('dl').find('dt input').attr('checked',true);
			}else{
				$(this).closest('dl').find('dt input').attr('checked',false);
				$('.set-useclass h2 input').attr('checked',false);
			}
			sumTwo();
		});
	});

	function sumTwo(){
		var res=0;
		for (var i = 0; i < $('.set-useclass dt input').length; i++) {
			if($('.set-useclass dt input').eq(i).attr('checked')){
				res++;
			}
		};
		if(res == $('.set-useclass dt input').length){
			$('.set-useclass h2 input').attr('checked',true);
		}else{
			$('.set-useclass h2 input').attr('checked',false);
		}
	}

	//设置周周练试卷难度
	$('.choose-test ol li').click(function(){
		if($(this).index() != 0){
			$(this).addClass('bg-hot').siblings('li').removeClass('bg-hot');
		}
	});

	//拖拽悬浮窗口
	$('.topic-total').bind('mousedown',function(ev){
		var _this = $(this);
		var oEv = ev || event;
		var disX = oEv.clientX - $(this).offset().left;
		var disY = oEv.clientY+$('body').scrollTop() - $(this).offset().top;
		$(document).bind('mousemove',function(ev){
			var oEv = ev || event;
			var l = oEv.clientX-disX;
			var t = oEv.clientY-disY;
			if(l<0) l=0;
			if(t<0) t=0;
			if(t>$(window).height()- _this.height()) t=$(window).height()- _this.height();
			if(l>$(window).width()- _this.width()) l=l > $(window).width()- _this.width();

			_this.css({'left':l+'px'});
			_this.css({'top':t+'px'});
		});
		$(document).mouseup(function(){
			$(document).unbind('mousemove');
			$(document).unbind('mouseup');
		});
		return false;
	});

	$('body').delegate('.choose-question .ellipsis','mouseover',function(){
		if($(this).siblings('.ellipsis-html').length != 0) return;
		$(this).parent('ul').append('<p class="ellipsis-html">'+$(this).html()+'</p>');
	});
	$('body').delegate('.choose-question .ellipsis','mouseout',function(){
		$(this).parent('ul').children('.ellipsis-html').remove();
	});
	//系统关闭窗口
	/*
	window.onbeforeunload = function()
	{
	    setTimeout(onunloadcancel, 10);
	    return "";
	}
	window.onunloadcancel = function()
	{
	    // alert("不离开");
	    return false;
	}
	*/
});

function numToLetter(number) {
	var latters = ['A','B','C','D','E','F','G','H','I','J','K','L','M','N','O','P','Q','R','S','T','U','V','W','X','Y','Z'];
	var result  = '';
	
	if (number >= 1 && number <= 26)
	{
		result = latters[number - 1];
	}
	
	return result;
}

function numToUpper(number)
{
	number = number.toString();
	number = number.substr(0, 2);
	var arr    = ["零","一","二","三","四","五","六","七","八","九"];
	
	if (number.length == 1)
	{
		result = arr[number];
	}
	else
	{
		if (number == 10)
		{
			result ="十";
		}
		else
		{
			if (number < 20)
			{
				result = "十";
			}
			else
			{
				result = arr[number.substr(0, 1)] +"十";
			}
			
			if (number.substr(1, 1) != "0")
			{
				result += arr[number.substr(1, 1)];
			}
		}
	}
	
	return result;
}