/****************************************************************************** Whittled down from Shaun Inman's IFR technique: - http://shauninman.com/mentary/past/ifr_an_fir_alternative.php This is the flash detection script. ******************************************************************************/ var required = 6; var hasFlash = false; if ( navigator.appVersion.indexOf( "MSIE" ) != -1 && navigator.appVersion.indexOf( "Windows" ) != -1 ) { document.write( ' \n' ); document.write( 'on error resume next \n' ); // AFAIK creating an instance of an older version of the Flash object // will return succeed even if the actual installed version is newer. document.write( 'hasFlash = ( IsObject( CreateObject( "ShockwaveFlash.ShockwaveFlash." & required ) ) ) \n' ); document.write( '<'+'/scr' + 'ipt\> \n' ); } else { var plugin = ( navigator.mimeTypes && navigator.mimeTypes["application/x-shockwave-flash"] ) ? navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin : 0; if ( plugin ) { var isVersion2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : ""; var flashDescription = navigator.plugins["Shockwave Flash" + isVersion2].description; var flashVersion = parseInt( flashDescription.charAt( flashDescription.indexOf( "." ) - 1 ) ); hasFlash = flashVersion >= required; } } /****************************************************************************** This classes the element as `hasFlash` if flash is found. This style hook can be used to hide our to-be-replaced content before it even comes down the datapipe and eliminate the FOPSC ("Flash of Partially Styled Content") I've determined that the lighter the page weight the greater chance of a FOPSC. ******************************************************************************/ window.onload = function() { if ( hasFlash && document.getElementsByTagName && document.getElementsByTagName( 'html' )[0] ) { document.getElementById( "get-flash" ).style.display = "none"; } else { document.getElementById( "get-flash" ).style.display = "block"; } }