<script type="text/javascript" src="clientscript/snowstorm.js"></script> 

// PROPERTIES
  // ------------------

  var imagePath = 'images/snow/'; // relative path to snow images (including trailing slash)
  var flakesMax = 128;
  var flakesMaxActive = 64;
  var vMaxX = 8;
  var vMaxY = 4;
  var usePNG = true;
  var flakeBottom = null;        // Integer for fixed bottom, 0 or null for "full-screen" snow effect
  var snowStick = true;
  var snowCollect = false;
  var targetElement = null;      // element which snow will be appended to (document body if undefined)
  var followMouse = true;
  var flakeTypes = 6;
  var flakeWidth = 5;
  var flakeHeight = 5;

  // ------------------