.greyDefault { 
    margin: 0px 0px 0px 0px; 
} 

.greyMask { 
    display: none; 
    position:absolute; 
    left:0; 
    top:0; 
    width:100%; 
    height: 100%; 
    z-index: 2; 
    background-color: #000; 
    -moz-opacity: 0.6; 
    opacity: 0.60; 
    filter: alpha(opacity=30); 
} 
.greyPopup { 
    background-color : #fff; 
    border: solid white 0px; 
    position: absolute; 
    left: 0px; 
    top: 0px; 
    z-index: 99; 
    text-align: center; 
    display: none;   
}