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3.15	logochange	(Not support AMI)

	abstract: Change logo utility.

	usage	: java -jar GbtUtility-2.1.76.jar [options] logochange <bg=logo_background.png> <left=logo_left.png>
	<bg=>	: Set background logo image.
	<left=>	: Set left logo image.

	Image file required: 
		1. logo_background.png:  * x63 pixel
		2. logo_left.png:       404x63 pixel
	
	Notice	: The images properties order can be any order ways. And the image name can be any names.
			
	Example	:
		  by node list   : java -jar GbtUtility-2.1.76.jar logochange bg=logo_1.png left=logo_2.png
		  by single host : java -jar GbtUtility-2.1.76.jar -H 10.1.27.159 logochange left=logo_2.png bg=logo_1.png
		  by scan host	 : java -jar GbtUtility-2.1.76.jar -S rmcp,10.1.27.1,10.1.27.150 logochange left=logo_2.png bg=logo_1.png
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