/* This code will set the continue shopping link that retains the users last search position for use by Shopping Basket page.*/
/* expires - number of days until cookie should expire. If not specified, session cookie */
function setCSCookie(name, value) { document.cookie=name+"="+value+"; path=/"; }
//function setCSCookie(name, value) { document.cookie=name+"="+value+"; expires="+expires_date.toGMTString()+"; path=/"; }
function setContinueShoppingCookie(url) { setCSCookie("rei_continue", url); }
function setDCSCookie(name, value, expires) {
// set time, it's in milliseconds
var today = new Date();
today.setTime(today.getTime());
/* if the expires variable is set, make the correct expires time, the current script below will set 
it for x number of days, to make it for hours, delete * 24, for minutes, delete * 60 * 24 */
if (expires) { expires = expires * 1000 * 60 * 60 * 24; }
var expires_date = new Date(today.getTime() + (expires)); /*var expdate = "Sun, 27-Sep-1998 11:59:59 GMT"*/
document.cookie=name+"="+value+"; expires="+expires_date.toGMTString()+"; path=/";
}
function setDatedContinueShoppingCookie(url, days) { setDCSCookie("rei_continue", url, days); }

function getPreferredPageSize() {
      if (getCookie("searchPreferences") == null) {
      var searchPreferences = 'null';
      }
      else {
      var searchPreferences = getCookie("searchPreferences");
      }
      var pageSizeIndex = searchPreferences.indexOf("page_size", 0);
      var pageSize = 29;
      if(pageSizeIndex > -1) {
      var pageSizeEndIndex = searchPreferences.indexOf("%26", pageSizeIndex);
      if(pageSizeEndIndex == -1) {
      pageSizeEndIndex = searchPreferences.length;
      }
      pageSize = searchPreferences.substring(pageSizeIndex+10, pageSizeEndIndex);
      if (pageSize == 22) {
      pageSize = 29;
      }
      if (pageSize == 50) {
      pageSize = 57;
      }
      if (pageSize == 102) {
      pageSize = 109;
      }
      }
      return pageSize;
}