header .tint{
background: transparent;
background: rgba(0,0,0,0.3);
-ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr=#4C000000,endColorstr=#4C000000)"; /* IE8 */
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#4C000000,endColorstr=#4C000000);   /* IE6 & 7 */
zoom: 1;
}

nav .tint{
background: transparent;
background-color: rgba(0,0,0,0.12);
-ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr=#1E000000,endColorstr=#1E000000)"; /* IE8 */
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr=#1E000000,endColorstr=#1E000000);   /* IE6 & 7 */
zoom: 1;
}