var prefix = "images/gallery_small/"; //this is here so if it needs to be changed it can be changed in one place
var elements_prefix = "images/page_elements/";

//var buy_now_i = new Image;
  var buy_now_i = document.createElement('img');
 //buy_now_i.href = elements_prefix+"buy_now.gif";
 //buy_now_i.alt = "Buy Now";
 buy_now_i.setAttribute("src", elements_prefix+"buy_now.gif");
 buy_now_i.setAttribute("alt", "Buy Now");
 
 var buy_now_image = document.createElement('a');
 buy_now_image.setAttribute("href","http://www.paypal.com");
 buy_now_image.setAttribute("target","_blank");



 buy_now_image.appendChild(buy_now_i);
 

//var out_of_stock_image = new Image;
var out_of_stock_image = document.createElement('img');

out_of_stock_image.setAttribute("src", elements_prefix+"out_of_stock.gif");
out_of_stock_image.setAttribute("alt", "Out Of Stock");


function display_image(image_array)
{
  // alert('start');
 
   document.getElementById('image').setAttribute("src", image_array[0].src);
								//image inside the appropriate image array
   
   document.getElementById('image_name').innerHTML = image_array[1];

   display_stock_level(image_array); 
   
   
   var image_link = document.getElementById('image_link');
   image_link.setAttribute("image_url",image_array[3]);
   image_link.setAttribute("win_height", image_array[4]);
   image_link.setAttribute("win_width",image_array[5]);
   
   var mag_link = document.getElementById('mag_link');
   mag_link.setAttribute("image_url",image_array[3]);
   mag_link.setAttribute("win_height",image_array[4]);
   mag_link.setAttribute("win_width",image_array[5]);
}

function display_stock_level(image_array)
{
  var buy_now = document.getElementById('paypal_button');
  var out_of_stock = document.getElementById('out_of_stock');

  if(image_array[2] == true)//display buy now with correct info
  {
    buy_now.style.display = "inline";
    out_of_stock.style.display = "none";
    document.getElementById('item_name').value = image_array[1];
  
  }
  else//display out of stock
  {
    buy_now.style.display = "none";
    out_of_stock.style.display = "inline";
  
  }
   

}

function open_new_window(image_array)
{
 // window_height = image_array[2].height+100;
 // new_win = window.open(height);
 // new_win.document.getElementById('large_image').src = image_array[2].src;
}


function popup(item)
{
  
  var height = item.getAttribute("win_height");
  var width = item.getAttribute("win_width");
  var url = item.getAttribute("image_url");
  
  item.setAttribute("href",url);
  

   var new_win = window.open(url,'',"height="+height+",width="+width);
   
  if(new_win)
    return false;
  else
    return true;
  
  
}