/* XHTML COMPLIANT TARGET=_BLANK WORKAROUND FOR ANCHOR TAGS  */
function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "external")
     anchor.target = "_blank";
 }
}

/* SETTING UP BIG IMAGES FOR IMAGE CHANGER  */
var bigImage1 = '/wps/wcm/connect/70e7cc804e994555a227fe9c5e04013a/alayer1c.jpg?MOD=AJPERES&amp;CACHEID=70e7cc804e994555a227fe9c5e04013a';
var bigImage2 = '/wps/wcm/connect/a9f660004e99459aa232fe9c5e04013a/layer2c.jpg?MOD=AJPERES&amp;CACHEID=a9f660004e99459aa232fe9c5e04013a';
var bigImage3 = '/wps/wcm/connect/afae7d004e994650a25ffe9c5e04013a/layer3c.jpg?MOD=AJPERES&amp;CACHEID=afae7d004e994650a25ffe9c5e04013a';

/* SCRIPT FOR IMAGE CHANGER ON HOMEPAGE */
function changeImage(a) {
	// background image for the number need to be swapped in via add/remove class
	//tweaking via jquery removes the hover effect
	// change background image
	var bigImage = 'url(' + eval('bigImage' + a) + ')';
	$('#imagechanger').css('background-image', bigImage ); 

	// evaluate selectors
	b = a+1;
	b = (b > 3) ? b%3 : b;
	c = a+2;
	c = (c > 3) ? c%3 : c;

	var aSelector = $('#image'+a+'nav');
	var bSelector = $('#image'+b+'nav');
	var cSelector = $('#image'+c+'nav');

	var aClass = 'image'+a+'nav';
	var bClass = 'image'+b+'nav';
	var cClass = 'image'+c+'nav';

	// enable the active class for the clicked element (a), disable it for the others (b and c) 
	aSelector.removeClass(aClass);
	aSelector.addClass(aClass + '-active');

	bSelector.addClass(bClass);
	bSelector.removeClass(bClass + '-active');

	cSelector.addClass(cClass);
	cSelector.removeClass(cClass + '-active');

	// call replace on cufon again to refresh fonts
	Cufon.replace('#image1nav', { fontFamily: 'Arial', hover: true });
	Cufon.replace('#image2nav', { fontFamily: 'Arial', hover: true });
	Cufon.replace('#image3nav', { fontFamily: 'Arial', hover: true });

}

/* PRELOAD IMAGES FOR IMAGECHANGER  */
jQuery.preloadImages = function()
{
  for(var i = 0; i<arguments.length; i++)
  {
    jQuery("<img/>").attr("src", arguments[i]);
  }
}

$(document).ready(function(){

/* SELECT 1ST TAB ON IMAGECHANGER  */
	$.preloadImages(bigImage1, bigImage2, bigImage3);
	$('#image1nav').addClass('image1nav-active')
	$('#image1nav').removeClass('image1nav');
	Cufon.replace('#image1nav', { fontFamily: 'Arial', hover: true });

/* EASY SLIDER INITIALIZATION */
	$("#sliderBasicTestimonials").easySlider({
		prevId: 'prevBtn1',
		nextId: 'nextBtn1',
		controlsFade: true
	});

	$("#sliderBasicProducts").css('visibility','visible');
	$("#sliderBasicProducts").easySlider({
		prevId: 'prevBtn2',
		nextId: 'nextBtn2',	
		controlsFade: true
	});

	$("#sliderHomeNews").easySlider({
		prevId: 'prevBtn3',
		nextId: 'nextBtn3',	
		controlsFade: true
	});

	$("#sliderHomeTestimonials").css('visibility','visible');
	$("#sliderHomeTestimonials").easySlider({
		prevId: 'prevBtn4',
		nextId: 'nextBtn4',
		controlsFade: true
	});
/* LOAD EXTERNAL LINKS */
	externalLinks();
	
});

/* CUFON INITIALIZATION */
// replace Neo Tech Std fonts
Cufon.replace('span.sitearea-header')('span.content-header')('span.slider-header')('span.slider-subheader')('h1')('h2.content')('h3.content')('a.embed-link')('a.embed-pdf')('span.big-numbers')('span.embed-extract-right')('span.embed-extract-left')('span.homeslider-header')('span.quicklinks-text')('span.locations-header');

// replace Arial fonts
Cufon.replace('#image1nav', { fontFamily: 'Arial', hover: true });
Cufon.replace('#image2nav', { fontFamily: 'Arial', hover: true });
Cufon.replace('#image3nav', { fontFamily: 'Arial', hover: true });