code: function (success, fail, args) {
  		args = JSON.parse(decodeURIComponent(args["input"]));
  		// look for the UIWebView in the set of WebViews.
  		var views = qnx.webplatform.getWebViews();
  		var handle = null;
  		var z = -1;
  		for (var i = 0; i < views.length; i++) {
  			if (views[i].visible && views[i].zOrder > z){
  				z = views[i].zOrder;
  				handle = views[i].jsScreenWindowHandle;
  			}
  		}
  		if (handle !== null) {
  			var values = { value: args, handle: handle };
  			success(preventsleep.getInstance().setPreventSleep(values));
  		} else {
  			success("Unable to get window handle");
  		}
  	}
docs: These methods call into preventsleepJNEXT.js which handles the communication through the JNEXT plugin to preventsleep_js.cpp