how to interfere to javascript code in asp.net?

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ASP.NET

I have a admin panel in my asp.net web site

so there is a intro intro has 6 images

<script type="text/javascript">
	var aImages = new Array();
	var aURL = new Array();
	var aArtists = new Array();
	var iPrev = -1;
	var iRnd = -1;
	
	aImages[0] = "../images/1.jpg";
	aImages[1] = "../images/2.jpg";
	aImages[2] = "../images/3.jpg";
	aImages[3] = "../images/4.jpg";
	aImages[4] = "../images/5.jpg";
	aImages[5] = "../images/6.jpg";

this is script code how to interfere dynamically
how to put this kind of line aImages[0] = "../images/1.jpg"; in javascript code dynamically

thanks alot