Code:
<variable name="mviscdARTVar">
<value condition="SubString(MusicPlayer.Album,s,Left) | SubString(MusicPlayer.Album,a,Left) | SubString(MusicPlayer.Album,j,Left) | SubString(MusicPlayer.Album,S,Left) | SubString(MusicPlayer.Album,A,Left) | SubString(MusicPlayer.Album,J,Left)">thumbs/disc/blank.png</value>
<value condition="SubString(MusicPlayer.Album,m,Left) | SubString(MusicPlayer.Album,c,Left) | SubString(MusicPlayer.Album,l,Left) | SubString(MusicPlayer.Album,M,Left) | SubString(MusicPlayer.Album,C,Left) | SubString(MusicPlayer.Album,L,Left)">thumbs/disc/grey1.png</value>
<value condition="SubString(MusicPlayer.Album,t,Left) | SubString(MusicPlayer.Album,k,Left) | SubString(MusicPlayer.Album,b,Left) | SubString(MusicPlayer.Album,T,Left) | SubString(MusicPlayer.Album,K,Left) | SubString(MusicPlayer.Album,B,Left)">thumbs/disc/blue.png</value>
<value condition="SubString(MusicPlayer.Album,e,Left) | SubString(MusicPlayer.Album,r,Left) | SubString(MusicPlayer.Album,d,Left) | SubString(MusicPlayer.Album,E,Left) | SubString(MusicPlayer.Album,R,Left) | SubString(MusicPlayer.Album,D,Left)">thumbs/disc/golden.png</value>
<value condition="SubString(MusicPlayer.Album,n,Left) | SubString(MusicPlayer.Album,p,Left) | SubString(MusicPlayer.Album,u,Left) | SubString(MusicPlayer.Album,N,Left) | SubString(MusicPlayer.Album,P,Left) | SubString(MusicPlayer.Album,U,Left)">thumbs/disc/purple.png</value>
<value condition="SubString(MusicPlayer.Album,v,Left) | SubString(MusicPlayer.Album,g,Left) | SubString(MusicPlayer.Album,o,Left) | SubString(MusicPlayer.Album,V,Left) | SubString(MusicPlayer.Album,G,Left) | SubString(MusicPlayer.Album,O,Left)">thumbs/disc/green.png</value>
<value condition="SubString(MusicPlayer.Album,f,Left) | SubString(MusicPlayer.Album,w,Left) | SubString(MusicPlayer.Album,i,Left)| SubString(MusicPlayer.Album,F,Left) | SubString(MusicPlayer.Album,W,Left) | SubString(MusicPlayer.Album,I,Left) | SubString(MusicPlayer.Album,1,Left) | SubString(MusicPlayer.Album,2,Left) | SubString(MusicPlayer.Album,3,Left) | SubString(MusicPlayer.Album,4,Left) | SubString(MusicPlayer.Album,5,Left)">thumbs/disc/orange.png</value>
<value condition="SubString(MusicPlayer.Album,h,Left) | SubString(MusicPlayer.Album,z,Left) | SubString(MusicPlayer.Album,q,Left) | SubString(MusicPlayer.Album,x,Left) | SubString(MusicPlayer.Album,y,Left) |SubString(MusicPlayer.Album,H,Left) | SubString(MusicPlayer.Album,Z,Left) | SubString(MusicPlayer.Album,Q,Left) | SubString(MusicPlayer.Album,X,Left) | SubString(MusicPlayer.Album,Y,Left) | SubString(MusicPlayer.Album,6,Left) | SubString(MusicPlayer.Album,7,Left) | SubString(MusicPlayer.Album,8,Left) | SubString(MusicPlayer.Album,9,Left) | SubString(MusicPlayer.Album,0,Left)">thumbs/disc/red.png</value>
<value>thumbs/disc/green.png</value>
</variable>