var basename = this.firstPath();
// eg. base = /home/xxx/fred/blogs
// target = /home/xxx/fred/jones
+
+ // this does not work correctly...
var bb = basename;
var prefix = "";
while (true) {
if ( bb.length < target.length &&
target.substring(0, bb.length) == bb) {
+
return prefix + target.substring(bb.length +1);
}
if (bb.length < 1) {