A PHP Error was encountered

Severity: Notice
Message:  Undefined variable: graph_type
Filename: include/graph_list.php
Line Number: 56

var day_data = [


A PHP Error was encountered

Severity: Notice
Message:  Undefined variable: weekly_visiter
Filename: include/graph_list.php
Line Number: 93



A PHP Error was encountered

Severity: Warning
Message:  Invalid argument supplied for foreach()
Filename: include/graph_list.php
Line Number: 93

];Morris.Line({
              element: 'graph',
              data: day_data,
              xkey: 'period',
              ykeys: ['Visited'],
              labels: ['Link']
            });