看个cute的

 if(window.$WebSecurity){window.$WebSecurity.FlashDetection.HandleEmbedCode('1c496a01-14e4-4f6c-b9f7-09cdbcad00b9', '\x3cembed src\x3d\x22http\x3a\x2f\x2fwww.youtube.com\x2fv\x2ftKYAT2p8ygI\x26amp\x3brel\x3d1\x26amp\x3bborder\x3d0\x22 type\x3d\x22application\x2fx-shockwave-flash\x22 wmode\x3d\x22transparent\x22 height\x3d\x22366\x22 width\x3d\x22425\x22 pluginspage\x3d\x22http\x3a\x2f\x2fwww.macromedia.com\x2fgo\x2fgetflashplayer\x22 allowscriptaccess\x3d\x22never\x22 allownetworking\x3d\x22internal\x22 \x2f\x3e');}else{if(window.flObj == null){window.flObj = new Object();}window.flObj['1c496a01-14e4-4f6c-b9f7-09cdbcad00b9']='\x3cembed src\x3d\x22http\x3a\x2f\x2fwww.youtube.com\x2fv\x2ftKYAT2p8ygI\x26amp\x3brel\x3d1\x26amp\x3bborder\x3d0\x22 type\x3d\x22application\x2fx-shockwave-flash\x22 wmode\x3d\x22transparent\x22 height\x3d\x22366\x22 width\x3d\x22425\x22 pluginspage\x3d\x22http\x3a\x2f\x2fwww.macromedia.com\x2fgo\x2fgetflashplayer\x22 allowscriptaccess\x3d\x22never\x22 allownetworking\x3d\x22internal\x22 \x2f\x3e';}