var numImages;

//number of store random images in /upload/images/random/ with prefix store_
numImages = 5;

var src = "/wcsstore/SmWesson/upload/images/random/store_" + getRandomNumber(1,numImages + 1) + ".jpg";
document.write( "<img src=\"" + src + "\" width=\"148\" height=\"127\" border=\"0\" alt=\"Online Store\"/>" );