/*
retate_promo.js
Rotate Promotional Images on the Homepage.

Aladdin Tbakhi
ShopNZ - V.2.0
10S Aug. 2007 

*/

var interval = 5; // delay between rotating images (in seconds) 
var random_display = 0; // 0 = no, 1 = yes 
interval *= 1000; 

var interval_R = 6;
interval_R *= 1000;

var interval_S = 8;
interval_S *= 1000;
 
var image_index = 0; ALT_index = 0; HREF_index = 0; 
var image_index_R = 0; ALT_index_R = 0; HREF_index_R = 0; 
var image_index_S = 0; ALT_index_S = 0; HREF_index_S = 0;


left_image_list = new Array();
left_image_ALT = new Array();
left_image_HREF = new Array();

right_image_list = new Array();
right_image_ALT = new Array();
right_image_HREF = new Array();

sky_image_list = new Array();
sky_image_ALT = new Array();
sky_image_HREF = new Array();

 
//********************************ADD new image details HERE **********************************
//LEFT hand Images
// ********* FIRST ONE HERE
left_image_list[image_index++] = "includes/languages/english/images/promo_offers/Fillers/activon_new_en.jpg";
left_image_ALT[ALT_index++] = "Activon Medical Honey";
left_image_HREF[HREF_index++] = "http://www.thehealthstore.co.nz/en/c/Advancis_Medical";

right_image_list[image_index_R++] = "includes/languages/english/images/promo_offers/Fillers/flu&cols_en.jpg";
right_image_ALT[ALT_index_R++] = "Cold Remedies";
right_image_HREF[HREF_index_R++] = "http://www.thehealthstore.co.nz/en/c/Cough_Cold_and_Flu";
left_image_list[image_index++] = "includes/languages/english/images/promo_offers/Fillers/healthy&happyb_en.jpg";
left_image_ALT[ALT_index++] = "Baby Health Products";
left_image_HREF[HREF_index++] = "http://www.thehealthstore.co.nz/en/c/Mother_and_Baby";

right_image_list[image_index_R++] = "includes/languages/english/images/promo_offers/Fillers/herb_farm_en.jpg";
right_image_ALT[ALT_index_R++] = "The Herb Farm";
right_image_HREF[HREF_index_R++] = "http://www.thehealthstore.co.nz/en/cp/Stressfree_Purse_Pack";
    sky_image_list[image_index_S++] = "includes/languages/english/images/promo_offers/Fillers/back_pain_relife_en.jpg";
    sky_image_ALT[ALT_index_S++] = "Relief From Back Pain";
    sky_image_HREF[HREF_index_S++] = "http://www.thehealthstore.co.nz/en/c/Back_Pain";

    sky_image_list[image_index_S++] = "includes/languages/english/images/promo_offers/Fillers/bbn_savepack_en.jpg";
    sky_image_ALT[ALT_index_S++] = "Body By Nature";
    sky_image_HREF[HREF_index_S++] = "http://www.thehealthstore.co.nz/en/c/Body_Nature";

//************************************************************************************************

 
var number_of_image = left_image_list.length; 
var number_of_image_R = right_image_list.length; 
var number_of_image_S = sky_image_list.length; 


// MAIN FUNTION 
function rotateImage(place,image_link) { 
    if (place =='left_image') {
        //var new_image = getNextImage(); 

        //fading effect here
	if(navigator.appName == "Microsoft Internet Explorer") {
	    document.images.left_image.style.filter="blendTrans(duration=2)"
           document.images.left_image.style.filter="blendTrans(duration=crossFadeDuration)"
           document.images.left_image.filters.blendTrans.Apply() 
	    document.images.left_image.filters.blendTrans.Play()
	}



	image_index = (image_index+1) % number_of_image; 
       document[place].src = left_image_list[image_index];
       document[place].alt = left_image_ALT[image_index];
	document[place].title = left_image_ALT[image_index];
	document.getElementById("left_link").href = left_image_HREF[image_index];
       var recur_call = "rotateImage('"+place+"','"+image_link+"')"; 
       setTimeout(recur_call, interval);      
    } 


    if (place =='right_image') {
        //var new_image = getNextImage_R();

				//fading effect here
	if(navigator.appName == "Microsoft Internet Explorer") {
	   document.images.right_image.style.filter="blendTrans(duration=2)"
          document.images.right_image.style.filter="blendTrans(duration=crossFadeDuration)"
          document.images.right_image.filters.blendTrans.Apply() 
	   document.images.right_image.filters.blendTrans.Play()
	}


	image_index_R = (image_index_R+1) % number_of_image_R;  
       document[place].src = right_image_list[image_index_R];
       document[place].alt = right_image_ALT[image_index_R];
       document[place].title = right_image_ALT[image_index_R];
	document.getElementById("right_link").href = right_image_HREF[image_index_R];
       var recur_call = "rotateImage('"+place+"','"+image_link+"')"; 
       setTimeout(recur_call, interval_R);      
   }

  if (place =='sky_image') {
        //var new_image = getNextImage_R();

	//fading effect here
	if(navigator.appName == "Microsoft Internet Explorer") {
	   document.images.sky_image.style.filter="blendTrans(duration=2)"
          document.images.sky_image.style.filter="blendTrans(duration=crossFadeDuration)"
          document.images.sky_image.filters.blendTrans.Apply() 
	   document.images.sky_image.filters.blendTrans.Play()
	}


	 image_index_S = (image_index_S+1) % number_of_image_S;  
        document[place].src = sky_image_list[image_index_S];
        document[place].alt = sky_image_ALT[image_index_S];
        document[place].title = sky_image_ALT[image_index_S];
	 document.getElementById("sky_link").href = sky_image_HREF[image_index_S];
        var recur_call = "rotateImage('"+place+"','"+image_link+"')"; 
        setTimeout(recur_call, interval_S);      
  }	
	
		

}