div样式

.white_Div {
            display: none;
            height: 3em;
            position: absolute;
            top: 15%;
            left: 26%;
            width: 40%;
            padding: 16px;
            border: 0px dotted #fff;
            background-color: #999999;
            z-index:1002;
            overflow: auto;
            margin-left:auto;
            margin-right:auto;
            text-align:center;
            overflow: hidden;
            cursor:wait;
}
	.gray_Mask{
            display: none;
            position: absolute;
            top: 0%;
            left: 0%;
            width: 100%;
            height: 100%;
            background-color: gray;
            z-index:1001;
            -moz-opacity: 0.8;
            opacity:.80;
            filter: alpha(opacity=80);
            cursor:wait;
}