code: function _createTimelineGrid(filterOptions) {
  			var gridParent = document.getElementById('sapUiSupportPerfHeaderTimelineBarWrapper');
  			var gridLineNumbers = Math.round(gridParent.offsetWidth / 10);
  			var filteredDuration = filterOptions.filterByTime.end - filterOptions.filterByTime.start;
  			var gridLineStepInTime = parseInt(filteredDuration / gridLineNumbers);
  
  			if (document.getElementById('grid')) {
  				document.getElementById('grid').parentNode.removeChild(document.getElementById('grid'));
  			}
  
  			var grid = document.createElement('div');
  			grid.innerHTML = '<div class="header"></div><div class="body"></div>';
  			grid.id = 'grid';
  
  			for (var i = 1; i <= gridLineNumbers; i++) {
  				var divForBorder = document.createElement('div');
  				var divForText = document.createElement('div');
  
  				if (i % 5 === 0 || i === 1) {
  					var time = parseInt(filterOptions.filterByTime.start);
  
  					if (i !== 1) {
  						time += i * gridLineStepInTime;
  					}
  					//to String
  					time = time > 500 ? (time / 1000).toFixed(2) + ' s' : time + ' ms';
  
  					divForText.setAttribute('data-time', time);
  				}
  
  				grid.querySelector('.body').appendChild(divForBorder);
  				grid.querySelector('.header').appendChild(divForText);
  			}
  
  			document.querySelector('#sapUiSupportPerf').appendChild(grid);
  		}
docs: /* =============================================================================================================
  Timegrid
  =============================================================================================================