Üzerine gelince saydamlığı değişen resim kodu

<html> <head> <title>HTMLKOD.TR.GG | Üzerine gelince saydamlığı değişen resim</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859" /> <meta http-equiv="Content-Type" content="text/html; charset=windows-1254" /> <style type="text/css"> /* -- threedot -- */ .l_opac { -moz-opacity:0.3; filter:alpha(opacity=30); } .f_opac { -moz-opacity:1; filter:alpha(opacity=100); } </style> </head> <body> <img src="http://img215.imageshack.us/img215/2166/bannerbreak073120070124ux1.gif" _fcksavedurl="http://img215.imageshack.us/img215/2166/bannerbreak073120070124ux1.gif" _fcksavedurl="http://img215.imageshack.us/img215/2166/bannerbreak073120070124ux1.gif" class="l_opac" onmouseover="this.className='f_opac;'" onmouseout="this.className='l_opac';"> </body> </html><center><a href="http://tutunesonverin.net">tütüne son</a>