* {
				
				font-family: "Microsoft Yahei";
                font-size: 16px;
                color: #000000; 
			}		 
			 .main_left{
                width: 250px;
                height: 100%;
                float:left;
                cursor:pointer;
			    background-color:#F3F3F3;
            }
 			.main_right iframe{
			    width:900px;
			    height: 100%;
            }
	
			ul {
			    list-style-type: none;
				padding:0;
			    margin: 0px;
			}
			.menu_head {
			    width: 235px;
			    height: 40px;
			    line-height: 40px;
			    padding-left: 12px;
			    font-size: 16px;
			    color:  #2A3F55;
				font-weight: bold;
			    cursor: pointer;
			    border: 1px solid #e1e1e1;
			    position: relative;
			    margin: 0px;
			    
			    background-color: #f0f0f0;
				background-image: url(/img/jia.png);
				background-position:215px;
				background-repeat: no-repeat;
			}
			.menu_list .current {
			    background-image:url(/img/jian.png);
			}
			.menu_body {
			    width: 247px;
			    height: auto;
			    overflow: hidden;
			    line-height: 20px;
			    border-left: 1px solid #1E9FFF;
			    background-color: #1E9FFF;
			    border-right: 1px solid #1E9FFF;
				display: none;
			}
			.menu_body a {
			    display: block;
			    width: 240px;
			    height: 40px;
			    line-height: 40px;
			    padding-left: 12px;
				font-size: 15px;
			    color: #fff;
			    background: #1E9FFF;
			    text-decoration: none;
			    border-bottom: 1px solid #e0e0e0;
			}