<!DOCTYPE HTML> <html> <head> <title>Timeline | Background areas with groups</title> <style> body, html { font-family: arial, sans-serif; font-size: 11pt; } </style> <script src="../../../dist/vis.js"></script> <link href="../../../dist/vis.css" rel="stylesheet" type="text/css" /> <script src="../../googleAnalytics.js"></script> </head> <body> <p>This example demonstrates the item type "background" when using groups.</p> <ul> <li>Background items having a group are displayed in that group</li> <li>Background items without a group are spread over the whole timeline</li> <li>Background items with a non-existing group are not displayed</li> </ul> <div id="visualization"></div> <script> var items = new vis.DataSet([ {id: 'A', content: 'Period A', start: '2014-01-16', end: '2014-01-22', type: 'background', group: 1}, {id: 'B', content: 'Period B', start: '2014-01-23', end: '2014-01-26', type: 'background', group: 2}, {id: 'C', content: 'Period C', start: '2014-01-27', end: '2014-02-03', type: 'background'}, // no group {id: 'D', content: 'Period D', start: '2014-01-14', end: '2014-01-20', type: 'background', group: 'non-existing'}, {id: 1, content: 'item 1<br>start', start: '2014-01-30', group: 1}, {id: 2, content: 'item 2', start: '2014-01-18', group: 1}, {id: 3, content: 'item 3', start: '2014-01-21', group: 2}, {id: 4, content: 'item 4', start: '2014-01-17', end: '2014-01-21', group: 2}, {id: 5, content: 'item 5', start: '2014-01-28', type:'point', group: 2}, {id: 6, content: 'item 6', start: '2014-01-25', group: 2} ]); var groups = new vis.DataSet([ {id: 1, content: 'Group 1'}, {id: 2, content: 'Group 2'} ]); var container = document.getElementById('visualization'); var options = { start: '2014-01-10', end: '2014-02-10', editable: true }; var timeline = new vis.Timeline(container, items, groups, options); </script> </body> </html>