var ad_tag_loaded_jquery = false;

/******** Load jQuery if not present *********/
if (typeof jQuery === "undefined" ) {
    var script_tag = document.createElement('script');
    script_tag.setAttribute("type","text/javascript");
    script_tag.setAttribute("src",
      "http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js")
    script_tag.onload = loadPlugin1; // Run main() once jQuery has loaded
    script_tag.onreadystatechange = function () { // Same thing but for IE
      if (this.readyState == 'complete' || this.readyState == 'loaded') loadPlugin1();
    }
    document.getElementsByTagName("head")[0].appendChild(script_tag);
    ad_tag_loaded_jquery = true;
	
} else {
    loadPlugin1();
}