X-Axis: DateTimeAxis  
dataUnits ┬ milisconds: the unit of data.
	  ├ seconds
	  ├ minutes
	  ├ housrs
	  ├ days	
	  ├ weeks
	  ├ months
	  └ years
labelUnits ┬ milisconds: the unit of label.
	   ├ seconds
	   ├ minutes
	   ├ housrs
	   ├ days	
	   ├ weeks
	   ├ months
	   └ years

title: the title of the axis.
interval: the interval between two consecutive dates and times to be displayed as labels. 
(If there is no enough space to display labels, the interval can be ignored.)
dataInterval: the interval between two consecutive data. For example, 
If you set as dataUnits="second" and interval="3"(seconds), 
you have to set the value of the dataInterval property to 4. 
displayName: the name of axes. It is displayed in datatips.
displayLocalTime: if the value of the displayLocalTime property is set to true, 
the local time zone in the client PC will be used. 
otherwise (false), GMT(Greenwich Mean Time) will be used.
labelJsFunction: the user-defined function for the label of the axis.

Y-Axis: LogAxis
interval: unit = multiplier of 10
minimum: the minimum value of the axis.
maximum: the maximum value of the axis.
title: the title of the axis.
labelJsFunction: the user-defined function for the label of the axis.
displayName: the name of the axis. It is displayed in datatips.
baseAtZero : whether or not to set the value of minimim (or maximum) to "0".