.bt1 {
	font-size: 12px;
	line-height: 160%;
	color: #FFFFFF;
	text-decoration: none;
	font-weight: normal;
}

.jycderthj { 
             background-color:white;
             visibility:hidden;
             display:none;
             position:absolute;
             left:0px;top:0px; 
}