.pc_container {
    border:2px dashed #eaeaea;
    position:relative; 
}
.pc_container a {
    display:block;
    background:#000;
    filter:alpha(opacity=50);  
      -moz-opacity:0.5;  
      -khtml-opacity: 0.5;  
      opacity: 0.5; 
    text-align:center;
    position:absolute;
    right:0px;
    color:red;
}
.pc_container span {
    display:block;
    height:100%;
    width:100%;
    text-align:center;
    overflow:hidden;
}
.pc_container span > img {
    width:100%;
    height:100%;
    margin:0 0 0 0;
}
.pc_container .click_sbig{
    width:100%;
    background:#000;
    filter:alpha(opacity=50);  
    -moz-opacity:0.5;  
    -khtml-opacity: 0.5;  
    opacity: 0.5; 
    text-align:center;
    position:absolute;
    color:#fff;
    font-size:12px;
    cursor:pointer;
}
.pc_container .cover_container {position:absolute;top:0px;left:0px;width:100%;opacity:0;height:100%; z-index:999; }
.pc_container .cover_modify_button {
	z-index:999;
	width:100%;
	cursor:pointer;
    filter:alpha(opacity=0);  
    -moz-opacity:0;  
    -khtml-opacity: 0;  
    opacity: 0; 
    position:absolute;
    height: 0px;
    top: 0px;
}
.pc_small {
    width:50px;
    height:50px;
}
.pc_medium {
    width:100px;
    height:100px;
}
.pc_big {
    width:150px;
    height:150px;
}

.image_view_btn {
    width:100%;
    background:#000;
    filter:alpha(opacity=50);  
    -moz-opacity:0.5;  
    -khtml-opacity: 0.5;  
    opacity: 0.5; 
    text-align:center;
    position:absolute;
    color:#fff;
    font-size:12px;
    cursor:pointer;
}