.ad {
        width: 133px;
        height: 260px;
        position: fixed;
        right: 0;
        top: 150px;
        /* background: url("/css/hd/1.jpg")no-repeat;*/
        /*background-size:100% 100% ;*/
        z-index: 100000;
    }

    .close {
        float: right;
        width: 28px;
        position: absolute;
        top: 5px;
        right: 2px;
        z-index: 100000;
    }

    .img_main {
        width: 100%;
        height: 100%;
        position: relative;
        z-index: 10000;
    }

   .product_nav,.product_nav2{position: relative;  }
			.flip,.flip2{position: relative;  }
			.panel,.panel2{
				height:180px;width: 480px;
				background: #fff;display:none;
				position: absolute;top: 50px;left: 0;
				padding-left: 10px; box-shadow: #ccc  1px 1px 3px;
				border-top: 1px solid #136CBC;
				z-index: 1000;margin-top: 10px;
			}
			.panel2{
				height: 224px;
			}
			.panel:hover{
				color: #000;
			}
			.panel_list{float: left;width:240px;color: #000}
			.panel_list h4{
				color: #3a84c6;margin-left: 2%;
				width: 50%;float: left;text-align: left;
				height: 35px;line-height: 35px;
				border-bottom: 1px solid #89b5dd;
			}
			.panel_ul{width: 240px;margin-left: 2px;float: left;  }
			.panel_ul2{width:478px ;clear: both;  }
			.panel_ul li,.panel_ul2 li{width: 48%;
				float: left;margin: 5px 1% 0 1%;
				height: 30px;line-height: 30px;color: #666;
				text-align: left;overflow: hidden; text-overflow: ellipsis;
			}
			.panel_ul li span:hover,.panel_ul2 li span:hover{color: #3a84c6}