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@@ -148,6 +148,7 @@ main(int argc, char *argv[]){
 </CODE></PRE>
 
 <P>It’s worth noting that this concept of cat as a utility that sequentially prints given files to standard output means cat can be replaced by a simple shell script that does the same using dd and printf; cat as defined by POSIX is actually totally redundant to other POSIX utilities. Here’s the shell script:</P>
+<INPUT ONCLICK="window.load_highlighting('shell');" TYPE="button" VALUE="Press this button to enable syntax highlighting within this code." />
 <PRE><CODE CLASS="language-shell">
 #!/bin/sh