var xmlHttp;

function refine_search_results(refine_by_label, refine_by_value, category, search_term, toggle, brand_id) {

  document.getElementById("products_container").style.display = 'none';

  xmlHttp=GetXmlHttpObject();
  if (xmlHttp==null)
  {
    alert ("Your browser does not support AJAX!");
    return;
  }

  var url = location.href;
  urlSplit1 = url.split("#!");  //URL  #!  brand=Kerastase,Loreal&price=p5,p10
  //urlSplit1[0] = URL
  //urlSplit1[1] = brand=Kerastase&price=p5

  if(urlSplit1[1].indexOf("&") > -1)
  {
    var urlSplit2 = urlSplit1[1].split("&"); //brand=Kerastase,Loreal  &  price=p5,p10
    //urlSplit2[0] = brand=Kerastase
    //urlSplit2[1] = price=p5
    var urlSplit3 = urlSplit2[0].split("="); //brand  =  Kerastase,Loreal
    var urlSplit4 = urlSplit2[1].split("="); //price  =  p5,p10

    //IF BRAND
    if("brand" == urlSplit3[0])
    {
      var brand = urlSplit3[1];
    }
    else if("price" == urlSplit3[0])
    {
      var price = urlSplit4[1];
    }

    //IF PRICE
    if("price" == urlSplit4[0])
    {
      var price = urlSplit4[1];
    }
    else if("brand" == urlSplit4[0])
    {
      var brand = urlSplit4[1];
    }
  }
  else
  {
    var urlSplit5 = urlSplit1[1].split("="); //brand  =  Kerastase,Loreal
    //IF BRAND
    if("brand" == urlSplit5[0])
    {
      var brand = urlSplit5[1];
    }
    else if("price" == urlSplit5[0])
    {
      var price = urlSplit5[1];
    }
  }

  var url = 'ajax/refine_search_results.php';
  url=url+"?";
  if(price)
  {
    url=url+"price="+price+"&";
  }
  if(brand)
  {
    url=url+"brand="+brand+"&";
  }
  url=url+"cPath="+category;
  url=url+"&search_term="+search_term;
  url=url+"&toggle="+toggle;
  url=url+"&brand_id="+brand_id;
  url=url+"&sid="+Math.random();

  document.getElementById("ajax_loader").style.display = '';


  xmlHttp.onreadystatechange=
  function()
  {
    if (this.readyState==4)
    {
      //alert(this.responseText);
      if(this.responseText!='')
      {
        document.getElementById("products_container").style.display = '';
        document.getElementById("products_container").innerHTML = this.responseText;
        document.getElementById("ajax_loader").style.display = 'none';
      }
    }
  };
  xmlHttp.open("GET",url,true);
  xmlHttp.send(null);
}

function GetXmlHttpObject() {

  if (window.XMLHttpRequest)
  {
    // code for IE7+, Firefox, Chrome, Opera, Safari
    return new XMLHttpRequest();
  }
  if (window.ActiveXObject)
  {
    // code for IE6, IE5
    return new ActiveXObject("Microsoft.XMLHTTP");
  }
  return null;
}


function hashbang(label,variable) {

  //console.log("1 :: LABEL: "+label+" ... VARIABLE: "+variable);
  var url = location.href;
  variable = variable.replace(" ", "+");

  //DOES HASHBANG EXIST?
  if(url.indexOf("#!") > -1)
  {
    //console.log("2 :: HASHBANG EXISTS!");

    //IS THE CHECKBOX CHECKED?!
    if(document.getElementById(variable).checked == true)
    {
      //console.log("3 :: CHECKBOX = true");

      //DO LABEL AND VARIABLE EXIST IN URL?
      if(url.indexOf(label) > -1 && url.indexOf(variable) == -1)
      {
        //LABEL EXISTS, VARIABLE DOESNT
        urlSplit1 = url.split("#!");  //URL  #!  brand=Kerastase&price=p5
        //urlSplit1[0] = URL
        //urlSplit1[1] = brand=Kerastase&price=p5

        //DO BOTH FILTERS (BRAND AND PRICE) EXIST IN URL?
        if(urlSplit1[1].indexOf("&") > -1)
        {
          //console.log("4a :: BOTH FILTERS (BRAND AND PRICE) EXIST IN URL");
          //BOTH BRAND AND PRICE EXIST
          var urlSplit2 = urlSplit1[1].split("&"); //brand=Kerastase  &  price=p5
          //urlSplit2[0] = brand=Kerastase
          //urlSplit2[1] = price=p5
          var urlSplit3 = urlSplit2[0].split("="); //brand  =  Kerastase
          var urlSplit4 = urlSplit2[1].split("="); //price  =  p5

          //IF BRAND GO IN HERE
          if(label == urlSplit3[0])
          {
            //console.log("4aa :: ITS A MOTHER FUCKING BRAND, ADD IT");
            var newURL = urlSplit1[0]+"#!"+urlSplit2[0]+","+variable+"&"+urlSplit2[1];
          }
          //IF PRICE GO IN HERE
          else if(label == urlSplit4[0])
          {
            //console.log("4ab :: ITS A MOTHER FUCKING PRICE, ADD IT");
            var newURL = urlSplit1[0]+"#!"+urlSplit2[0]+"&"+urlSplit2[1]+","+variable;
          }
        }
        else
        {
          //console.log("4b :: ONLY 1 FILTER EXISTS, ADD TO END");
          //ONLY 1 FILTER EXISTS, ADD TO END
          var newURL = url+","+variable;
        }

        //var newURL = urlSplit1[0]+"#!"+urlSplit2[0]+"="+urlSplit2[1]+","+variable;
        //console.log("4c :: newURL > "+newURL);
        window.location = newURL;
      }
      else if(url.indexOf(variable) == -1)
      {
        //LABEL DOESNT, VARIABLE DOESNT
        var newURL = url+"&"+label+"="+variable;
        //console.log("5 :: LABEL DOESNT, VARIABLE DOESNT, ADD IT ON TO END > "+newURL);
        window.location = newURL;
      }
      else
      {
        //LABEL EXISTS, VARIABLE EXISTS
        //DO NOWT EH LAD
      }
    }
    else if(document.getElementById(variable).checked == false)
    {
      //console.log("6 :: CHECKBOX = false");

      urlSplit5 = url.split("#!");  //URL  #!  brand=Kerastase&price=p5
      //urlSplit5[0] = URL
      //urlSplit5[1] = brand=Kerastase&price=p5
      if(urlSplit5[1].indexOf("&") > -1)
      {
        var urlSplit6 = urlSplit5[1].split("&"); //brand=Kerastase  &  price=p5
        //urlSplit6[0] = brand=Kerastase
        //urlSplit6[1] = price=p5
        var lonelyVariable = urlSplit6[1];
      }
      else
      {
        var lonelyVariable = urlSplit5[1];
      }

      if(url.indexOf("&"+label+"="+variable) > -1 && lonelyVariable.indexOf(",") == -1)
      {
        url = url.replace("&"+label+"="+variable, "");
        //console.log("7 :: URL CONTAINS 2 FILTERS, REMOVING ONE CLOSEST TO HASHBANG > "+url);
      }
      else if(url.indexOf("#!"+label+"="+variable+"&") > -1)
      {
        url = url.replace("#!"+label+"="+variable+"&", "#!");
        //console.log("8 :: URL CONTAINS 2 FILTERS, REMOVING ONE CLOSEST TO HASHBANG > "+url);
      }
      else if(url.indexOf(",") > -1 && url.indexOf(label+"="+variable) > -1)
      {
        url = url.replace(variable+",", "");
        //console.log("9 :: URL CONTAINS COMMA, LABEL & VARIABLE, REMOVING VARIABLE > "+url);
      }
      else if(url.indexOf(",") > -1)
      {
        url = url.replace(","+variable, "");
        //console.log("10 :: URL CONTAINS COMMA, REMOVING COMMA AND VARIABLE > "+url);
      }
      else
      {
        url = url.replace("#!"+label+"="+variable, "");
        //console.log("11 :: NO COMMA IN URL REMOVING HASHBANG, LABEL & VARIABLE > "+url);
      }

      window.location = url;
    }
  }
  else
  {
    //HASHBANG DOES NOT EXIST, CREATE IT IMMEDIATELY NOW DAMN IT
  	var newURL = url+"#!"+label+"="+variable;
  	//console.log("12 :: HASHBANG DOES NOT EXIST");
    //console.log("13 :: ADDING HASHBANG TO URL > "+newURL);
    window.location = newURL;
  }
}