function mostraFlash(src, larg, alt){
                var flash = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="'+ larg +'" height="'+ alt +'">';
                flash += '<param name="movie" value="'+ src +'" />';
                flash += '<param name="menu" value="false" />';
                flash += '<param name="wmode" value="transparent" />';
                flash += '<embed src="'+ src +'" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="'+ larg +'" height="'+ alt +'" menu = "false" wmode="transparent"></embed>';
                flash += '</object>';
                flash += '</object>';
                document.write(flash);
            };