$(function(){	
    $(".lunbo").myrun({leftBt:"#scoll_l",rightBt:"#scoll_r",psBts:"#scoll_dot",psBt_class:"ed",duration:1000,
                            auto:true,autoSpeed:3000});
    $(".lunbo2").myrun({leftBt:"#scoll_l",rightBt:"#scoll_r",psBts:"#scoll_dot",psBt_class:"ed",duration:1000,
                            auto:true,autoSpeed:3000});
}); 

jQuery.fn.extend({
	myrun: function(option) {
  	//初始化变量等
	var defOption = {lleftBt:"#scoll_l",rightBt:"#scoll_r",psBts:"#scoll_dot",psBt_class:"ed",duration:1000,
                        auto:true,autoSpeed:3000};
	var box = $(this);
	var ps = new Array();
	var curr = 1;
	//覆盖默认参数
	if(option != null && option != ''){////
            $.each(option,function(key,value){
                defOption[key.toString()] = value;
            })
	}

	//初始化定位按钮
	var bts = $(defOption.psBts).find('li');
	//定位按钮注册点击事件
	bts.each(function(){  
            $(this).click(function(){
                var index = Number($(this).attr('id').slice(1,2));
                move.jump(index);
                bts.removeClass(defOption.psBt_class);
                $(this).addClass(defOption.psBt_class);
            });
	});
	//自动播放
	if(defOption.auto){
            var loop = setInterval(function(){move.next()},4000);
	}
	//左右按钮注册点击事件
	$(defOption.rightBt).click(function(){
            move.next();
	});
	$(defOption.leftBt).click(function(){
            move.preview();
	});	
	//核心滑动函数
	var move = {
            jump:function(ps_index){
                if(1 <= ps_index <= 3){
                    curr = ps_index;

                    if(curr == 0){
                            curr = 3;
                    }else if(curr == 4){
                            curr = 1;
                    }

                    sid = curr -1 ;
                    $(".simg p").css("opacity","0.01");
                    $(".simg p").hide();
                    //$(".simg p").eq(sid).fadeIn("1500");
                    $(".simg p").eq(sid).show();
                    $(".simg p").eq(sid).animate({opacity: 1}, 500);
                    //$(".simg p").eq(sid).show();
                    //$(sid).eq(curr).fadeIn("1000");
                    //curr_img = "url(images/lunbo"+ curr+".jpg) no-repeat center top";
                    //box.css("background",curr_img);

                    bts.removeClass(defOption.psBt_class);
                    bts.eq(curr-1).addClass(defOption.psBt_class);
                }
            },
            next:function(){
                    this.jump(curr+1);
            },
            preview:function(){
                    this.jump(curr-1);
            }
	};
  }			
}); 

$(function(){	   	
    $('.nav li').mouseover(function(){
        var index = $('.nav li').index(jQuery(this));
        $(".subnav").css('visibility', 'hidden');
        ddmenuitem = $(".subnav").eq(index).css('visibility', 'visible');
    });
    $('.head_k').mouseover(function(){
        $(".subnav").css('visibility', 'hidden');
    });
    $('.nav li').mouseout(function(){
        //$(".subnav").eq(index).css('visibility', 'visible');
    });
    $('.subnav').mouseover(function(){
        var index = $('.subnav').index(jQuery(this));
        $(".nav li").eq(index).addClass('ed');
        $(this).css('visibility', 'visible');
    });
    $('.subnav').mouseout(function(){
        var index = $('.subnav').index(jQuery(this));
        $(".nav li").eq(index).removeClass('ed');
        $(this).css('visibility', 'hidden');
    });
	//picrun_ini();
});