CSS transparency properties in a detailed

.transparent_class {filter:alpha(opacity=50);-moz-opacity:0.5;-khtml-opacity: 0.5;opacity: 0.5;}

Several of the above properties are:

• opacity:0.5; This is the most important because it is a CSS standard. This property supports Firefox, Safari, and Opera.
• Filter:alpha (opacity=50); This is set for IE6, the value is 0-100, the other three 0 to 1.
• -moz-opacity:0.5; This is to support some of the older versions of Mozilla browser.
• -khtml-opacity:0.5; This to support some of the older versions of the Safari browser