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-rw-r--r--modules/admin-full/luasrc/view/admin_status/bandwidth.htm11
1 files changed, 7 insertions, 4 deletions
diff --git a/modules/admin-full/luasrc/view/admin_status/bandwidth.htm b/modules/admin-full/luasrc/view/admin_status/bandwidth.htm
index da6837370..b8a21bd33 100644
--- a/modules/admin-full/luasrc/view/admin_status/bandwidth.htm
+++ b/modules/admin-full/luasrc/view/admin_status/bandwidth.htm
@@ -188,11 +188,14 @@ $Id$
continue;
/* normalize difference against time interval */
- var time_delta = data[i][TIME] - data[i-1][TIME];
- if (time_delta)
+ if (i > 0)
+ {
+ var time_delta = data[i][TIME] - data[i-1][TIME];
+ if (time_delta)
{
- data_rx.push((data[i][RXB] - data[i-1][RXB]) / time_delta);
- data_tx.push((data[i][TXB] - data[i-1][TXB]) / time_delta);
+ data_rx.push((data[i][RXB] - data[i-1][RXB]) / time_delta);
+ data_tx.push((data[i][TXB] - data[i-1][TXB]) / time_delta);
+ }
}
}