// Code by Paul Sowden :http://www.alistapart.com/articles/alternate/ //

function setActiveListView(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
	  
	  if(document.getElementById('currenttext')){
		 if(title == 'grid'){
		  document.getElementById('currenttext').innerHTML = "You are currently in Grid View. Click on the List View icon to view the fabrics as a list. We'll also remember your preference too!"
		 }else{
		  document.getElementById('currenttext').innerHTML = "You are currently in List View. Click on the Grid View icon to list the fabrics as thumbnails. We'll also remember your preference too!"
		 }
	  }
	  
    }
  }
 
}

function getActiveListView() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
  var cookie = readCookie("listview");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveListView(title);
}

window.onunload = function(e) {
  var title = getActiveListView();
  createCookie("listview", title, 365);
}

var cookie = readCookie("listview");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveListView(title);