Renderer to place labels on the axes.
| $.jqplot. | Renderer to place labels on the axes. | 
| Properties | |
| show | whether or not to show the tick (mark and label). | 
| label | The text or html for the label. | 
| escapeHTML | true to escape HTML entities in the label. | 
whether or not to show the tick (mark and label).
this.show = true 
The text or html for the label.
this.label = '' 
true to escape HTML entities in the label.
this.escapeHTML = false