This dialog appears when you right-click a chart and select Format Gridlines (unavailable to pie or indicator chart) > Format Value(Y2) Gridline from the shortcut menu. It helps you to format the value (Y2) gridline of the chart. See the dialog.
Color
Specifies the color schema for value(Y2) gridlines in the chart.
Line Style
Specifies the style for value(Y2) gridlines in the chart.
Transparency
Specifies the transparency of the color of value(Y2) gridlines in the chart.
Thickness
Specifies the thickness for value(Y2) gridlines in the chart.
OK
Applies the changes and closes the dialog.
Cancel
Does not retain any changes and closes the dialog.
Help
Displays this help document.