@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document domain("megaupload.com") {   
div.down_butt_bg3 { background: none !important; }  
#top_user_info, div.menu_div, div.down_txt_pad2, 
div.down_table_tab, div.down_table_pad2, div.down_table_bg, 
#prom, div.down_butt_bg2, td.mn_bott_td2, 
[src="chrome://informenter/skin/marker.png"], 
[src*="http://s.megaclick.com/ad.code?&title_color="], 
embed#Advertisement, div#MaxFooter , img[width="728"] 

{ display:none!important }   
}
@-moz-document domain("s.megaclick.com") {  

* { display:none!important }   
}