browser: allow dashes in usage identifier

diff --git a/browser.plp b/browser.plp
index 2776a5b53be0ae9dcd0d92d4d39d5d8072152ca7..53be344b159b26760a558b74d33869473e838fa6 100644 (file)
--- a/browser.plp
+++ b/browser.plp
@@ -79,7 +79,7 @@ given ($get{usage} // 'wm') {
        when (!$_) {
                # none
        }
-       when (!/^\w+$/) {
+       when (!/^[a-z][\w-]+$/) {
                printf "<p>Invalid browser usage data request: <em>%s</em>",
                        'identifier must be alphanumeric name or <q>0</q>';
        }