CSS Transparency Settings for All Browsers

.transparent {

    filter:alpha(opacity=50);

    -moz-opacity:0.5;

    -khtml-opacity: 0.5;

    opacity: 0.5;

} 

 

.transparent {

    zoom: 1;

    filter: alpha(opacity=50);

    opacity: 0.5;

 

}

 

http://css-tricks.com/css-transparency-settings-for-all-broswers/

http://www.cnblogs.com/rere/archive/2009/04/17/1438006.html

 

 

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