.ajax_back{display:none;width:100%;height:100%;z-index:99996;position:fixed;top:0;left:0;filter:alpha(opacity=90);-moz-opacity:0.9;opacity:0.9;background: #FFFFFF no-repeat fixed center center;}
.ajax_loading{display:none;width:128px;height:128px;z-index:99997;position:fixed;top:50%;left:50%;}

.ajax_layer {width:100%; height:100%; position:fixed; left:0; top:0; z-index:99998; display:none; }
.ajax_layer.open {display:block;}
.ajax_layer .layer_wrap {position:absolute; width:35%;height: 100%;max-height: 320px;left:30%; top:20%; z-index:99999; background:#000000; }
.ajax_layer .layer_wrap .layer_title{padding:3px;margin:0;color:#fff;}
.ajax_layer .layer_wrap .layer_content{background:#fff;width:100%;height: 100%;max-height: 252px;padding: 15px;overflow-y: auto;}
.ajax_layer .layer_wrap .layer_content ul{list-style-type:none;margin:0;padding:0;}
.ajax_layer .layer_wrap .layer_btn{position:absolute;bottom:0;text-align: center;}
.ajax_layer .layer_wrap .button{display:inline-block;position: relative;text-align:center;color: #FFFFFF;background: #808080;width: 45px;height: 34px;}
.ajax_layer .layer_wrap .button.hide{display:none;}
.ajax_layer .layer_wrap .btn_layer_ok{margin-right:15px;}
.ajax_layer .layer_wrap .btn_layer_close{position:absolute; top:0; right:0;}