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#-*- perl -*-

##
## Comment out links that are not available. Used, e.g., for including
## the manuals in the top HTML help page. Works only for lines
## containing only the link tag.
##

while(<>){
    if(/^(\s*)<a href=\"(.*)\">(.*)<\/a>\s$/i){
    if(-f $2){
        print "$1<a href=\"$2\">$3</a>\n";
    }
    else{
        print "$1<!a href=\"$2\">$3 (not installed)\n";
    }
    }
    else{
    print $_;
    }
}