/* Opacity with javascrit :
 - to pass W3C Validation,
 - and work with all browser
*/
document.write("<style type=\"text/css\">");
document.write("#screen_choice{filter:alpha(opacity=60);-moz-opacity:0.6;-khtml-opacity:0.6;opacity: 0.6;}");
document.write("#screen_choice:hover{filter:alpha(opacity=100);-moz-opacity:1;-khtml-opacity:1;opacity: 1;}");
document.write("</style>");