Hi, i managed to download the plugin but when i was trying to load the sheet music but this was what i got:
Webpage error details

User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; BRI/2; MASN)
Timestamp: Thu, 27 Oct 2011 03:27:57 UTC

Message: Object doesn't support this property or method
Line: 19
Char: 81
Code: 0
URI: https://plus.google.com/_/apps-static/_/js/widget/googleapis_client,plusone/rt=j/ver=v9xgiZXRnfw.en_GB./am=!oQWlKN7CPkX3SB93/d=1/

Any suggestions?