function MM_openBrWindow(theURL,winName,features) { 
    window.open(theURL,winName,features);
  }
  function newImage(arg) {
  	if (document.images) {
  		rslt = new Image();
  		rslt.src = arg;
  		return rslt;
  	}
  }
  function changeImages() {
  	if (document.images && (preloadFlag == true)) {
  		for (var i=0; i<changeImages.arguments.length; i+=2) {
  			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
  		}
  	}
  }
  function changeImagesAlways() {
  	if (document.images) {
  		for (var i=0; i<changeImagesAlways.arguments.length; i+=2) {
  			document[changeImagesAlways.arguments[i]].src = changeImagesAlways.arguments[i+1];
  		}
  	}
  }
  var preloadFlag = false;
  function preloadImages() {
  	if (document.images) {
  		hi_2_services = newImage("/images/hi_2_services.gif");
  		hi_3_products = newImage("/images/hi_3_products.gif");
  		hi_4_resources = newImage("/images/hi_4_resources.gif");
  		hi_5_aboutus = newImage("/images/hi_5_aboutus.gif");
		hi_6_contactus = newImage("/images/hi_6_contactus.gif");
		hi_7_faq = newImage("/images/hi_7_faq.gif");
		hlk_services_on = newImage("/images/hlk_services_on.gif");		
		hlk_products_on = newImage("/images/hlk_products_on.gif");
  		hlk_resources_on = newImage("/images/hlk_resources_on.gif");
  		hlk_aboutus_on = newImage("/images/hlk_aboutus_on.gif");
		hlk_contactus_on = newImage("/images/hlk_contactus_on.gif");
		hlk_faq_on = newImage("/images/hlk_faq_on.gif");
  		preloadFlag = true;
  	}
}