$jq(document).ready(function($jq){
	var deviceAgent = navigator.userAgent.toLowerCase();
	var agentID = deviceAgent.match(/(iphone|ipod|ipad)/);
	if (agentID) {
        // do something special
		$jq('#design2-topbanner, #insideswf').html('<img src="/siteimages/johnjones.png">');
 
	}
});