| onCancel | fires on clicking the "Cancel" button | 
| onChange | fires when the user selects a new color in the palette | 
| onHide | fires after the dhtmlXColorPicker has closed | 
| onSaveColor | fires on saving a custom color in the memory area | 
| onSelect | fires after the user has selected a color and pressed the "Select" button | 
| onShow | fires after dhtmlxColorPicker has opened |