install adobe-flashplugin to firefox in ubuntu13.04

first,access the adobe-flashpluginweb to download it .the web is :http://get.adobe.com/cn/flashplayer/.

there are two methods to install it .one is tar.gz ,and one is apt .

METHOD ONE:

second,choose  .tar.gz format, then click the download button . after the download is complete, cd the directory which the file is in, for example :install_flash_player_11_linux.i386.tar.gz

$tar zxvf install_flash_player_11_linux.i386.tar.gz

unpack the plugin tar.gz ,you will see the following:

+ libflashplayer.so

+usr/

copy libflashplayer.so to  the browser plugins location 

copy the flash player local setting configurations files to the /usr directory.

$sudo cp libflashplayer.so  /usr/lib/mozilla/plugins

$sudo cp -rusr/* /usr

resatrt browser

ok

METHOD TWO:

download apt format via ubutnu software center . 

lastly ,restart it

ok