sortLocations();
function Locations_alphaSort(a,b) {
  if (a < b) { return -1; }
  if (a > b) { return 1; }
  return 0;
}

function sortLocations() {
  tmpLocations = new Array();
  for(i=0;i<Locations.length; i++) {
    a = Locations[i];
    tmpLocations[i] = a.CONTINENT + ":" + a.COUNTRY + ":" + a.REGION + ":" + a.CITY + ":" + a.PRODUCTLABEL + ":" + a.PRODUCT + ":" +  a.SOURCE + ":" +  a.SETCATEGORY;
  }
  tmpLocations.sort(Locations_alphaSort);
  for(i=0;i<tmpLocations.length; i++) {
    a = tmpLocations[i].split(":");
    Locations[i].CONTINENT = a[0];
    Locations[i].COUNTRY = a[1];
    Locations[i].REGION = a[2];
    Locations[i].CITY = a[3];
    Locations[i].PRODUCTLABEL = a[4];
    Locations[i].PRODUCT = a[5];
    Locations[i].SOURCE = a[6];
    Locations[i].SETCATEGORY = a[7];
  }
  tmpLocations.length = 0;
}

function sortOptionObj(theList,defaultText,sortFlag) {
  tmpList = new Array();
  for(i=0;i<theList.length; i++) {
    tmpList[i] = theList[i].text + ":" + theList[i].value;
  }
  if (sortFlag) { tmpList.sort(); }
  theList.length = 0;
  theList[0] = new Object(); theList[0].text = defaultText; theList[0].value = "";
  theLastText = "";
  for(i=0;i<tmpList.length; i++) {
    a = tmpList[i].split(":");
    if (theLastText != a[0]) {
      theList[theList.length] = new Object();
      theList[theList.length-1].text = a[0];
      theList[theList.length-1].value = a[1];
      theLastText = theList[theList.length-1].text;
    }
  }
  tmpList.length = 0;
  return theList;
}

function optionObj(thevalue,theText) {
      this.value = thevalue;
      this.text = theText;
}

function getLocOptObjs(theForm,propName) {
  itemList = new Array();
  var lastRegion = "";
  for(i=0;i<Locations.length;i++) {
    if(
      propName == "COUNTRY"
      && (Locations[i].CONTINENT == theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value || theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value.length < 1)
    ) { itemList[itemList.length] = new optionObj(Locations[i].COUNTRY,Locations[i].COUNTRY); }

    if(
      propName == "REGION"
      && (Locations[i].CONTINENT == theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value || theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value.length < 1)
      && (Locations[i].COUNTRY == theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value || theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value.length < 1)
    ) { itemList[itemList.length] = new optionObj(Locations[i].REGION,Locations[i].REGION); }

    if(
      propName == "CITY"
      && (Locations[i].CONTINENT == theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value || theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value.length < 1)
      && (Locations[i].COUNTRY == theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value || theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value.length < 1)
    ) {
      theRegionLength = Locations[i].REGION.length;
      tmp = "---------------------------------------";
      theSeparator = tmp.substr(0,Math.ceil((tmp.length-theRegionLength)/2));
      if (lastRegion != Locations[i].REGION) {
        itemList[itemList.length] = new optionObj(Locations[i].REGION,theSeparator+" "+Locations[i].REGION+" "+theSeparator);
      }
      itemList[itemList.length] = new optionObj(Locations[i].CITY,Locations[i].CITY);
      lastRegion = Locations[i].REGION;
    }
    if(
      propName == "PRODUCT"
      && (Locations[i].CONTINENT == theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value || theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value.length < 1)
      && (Locations[i].COUNTRY == theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value || theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value.length < 1)
      && ((Locations[i].REGION == theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value || Locations[i].CITY == theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value) || (theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value.length < 1))
    ) {
      if (
          (Locations[i].SOURCE == "ED"
          && theForm.SEARCHBYBUTTON[0].checked
          && theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].text.substr(0,1) != "-"
          && theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value.length > 0)
       || (Locations[i].SOURCE != "ED")
    ) {
        itemList[itemList.length] = new optionObj(Locations[i].PRODUCT,Locations[i].PRODUCTLABEL);
      }
    }
  }
  return itemList;
}

function reWriteDropDown(theField,optionList) {
  selectedValue = "";
  if (theField.selectedIndex >= 0) { selectedValue = theField.options[theField.selectedIndex].value; }
  theField.length = 0;
  OptionIndex = 0;
  for(i=0;i<optionList.length;i++) {
    theField[OptionIndex] = new Option(optionList[i].text,optionList[i].value);
    if (theField[OptionIndex].value == selectedValue && theField[OptionIndex].value.length > 0) { theField.selectedIndex = OptionIndex; }
    OptionIndex++;
  }
  if (!theField.options[0]) {theField.options[0] = new Option("Not available","Not available");}
  if (theField.selectedIndex < 0) {theField.options[0].selected = true;}
}

function setDropDowns(theField) {
  if (theField.name == "CONTINENT") { // set Countries
    optionList = sortOptionObj(getLocOptObjs(theField.form,"COUNTRY"),"All Countries",true);
    reWriteDropDown(theField.form.COUNTRY,optionList);
    setDropDowns(theField.form.COUNTRY);
  }
  else if ((theField.name == "COUNTRY" || theField.name == "SEARCHBYBUTTON") && theField.form.SEARCHBYBUTTON[2].checked) { // set Regions
    optionList = sortOptionObj(getLocOptObjs(theField.form,""),"All Regions and Cities",false);
    reWriteDropDown(theField.form.CITYREGION,optionList);
    setDropDowns(theField.form.CITYREGION);
  }
  else if (theField.name == "COUNTRY" && theField.form.SEARCHBYBUTTON[1].checked) { // set Regions
    if (theField.form.CONTINENT.options[theField.form.CONTINENT.selectedIndex].value.length > 0 || theField.form.COUNTRY.options[theField.form.COUNTRY.selectedIndex].value.length > 0) {
      optionList = sortOptionObj(getLocOptObjs(theField.form,"REGION"),"All Regions",true);
      reWriteDropDown(theField.form.CITYREGION,optionList);
    } else {
      optionList = sortOptionObj(getLocOptObjs(theField.form,"ABC"),"Not Available",true);
      reWriteDropDown(theField.form.CITYREGION,optionList);
    }
    reWriteDropDown(theField.form.CITYREGION,optionList);
    setDropDowns(theField.form.CITYREGION);
  }
  else if (theField.name == "SEARCHBYBUTTON" && theField.form.SEARCHBYBUTTON[1].checked) { // set Regions
    if (theField.form.CONTINENT.options[theField.form.CONTINENT.selectedIndex].value.length > 0 || theField.form.COUNTRY.options[theField.form.COUNTRY.selectedIndex].value.length > 0) {
      optionList = sortOptionObj(getLocOptObjs(theField.form,"REGION"),"All Regions",true);
      reWriteDropDown(theField.form.CITYREGION,optionList);
    } else {
      optionList = sortOptionObj(getLocOptObjs(theField.form,"ABC"),"Not Available",true);
      reWriteDropDown(theField.form.CITYREGION,optionList);
    }
    setDropDowns(theField.form.CITYREGION);
  }
  else if (theField.name == "COUNTRY" && theField.form.SEARCHBYBUTTON[0].checked) { // set Cities
    if (theField.form.CONTINENT.options[theField.form.CONTINENT.selectedIndex].value.length > 0 || theField.form.COUNTRY.options[theField.form.COUNTRY.selectedIndex].value.length > 0) {
      optionList = sortOptionObj(getLocOptObjs(theField.form,"CITY"),"All Cities",false);
      reWriteDropDown(theField.form.CITYREGION,optionList);
    } else {
      optionList = sortOptionObj(getLocOptObjs(theField.form,"ABC"),"Not Available",true);
      reWriteDropDown(theField.form.CITYREGION,optionList);
    }
    setDropDowns(theField.form.CITYREGION);
  }
  else if (theField.name == "SEARCHBYBUTTON" && theField.form.SEARCHBYBUTTON[0].checked) { // set Cities
    if (theField.form.CONTINENT.options[theField.form.CONTINENT.selectedIndex].value.length > 0 || theField.form.COUNTRY.options[theField.form.COUNTRY.selectedIndex].value.length > 0) {
      optionList = sortOptionObj(getLocOptObjs(theField.form,"CITY"),"All Cities",false);
      reWriteDropDown(theField.form.CITYREGION,optionList);
    } else {
      optionList = sortOptionObj(getLocOptObjs(theField.form,"ABC"),"Not Available",true);
      reWriteDropDown(theField.form.CITYREGION,optionList);
    }
    reWriteDropDown(theField.form.CITYREGION,optionList);
    setDropDowns(theField.form.CITYREGION);
  }
  else if (theField.name == "CITYREGION") { // set Products
    optionList = sortOptionObj(getLocOptObjs(theField.form,"PRODUCT"),"All Products",true);
    reWriteDropDown(theField.form.PRODUCT,optionList);
  }
}

function isSAINT(theProductName) {
  if (theProductName.substr(0,2) == "SI" || theProductName.length < 1) { return 1; }
  return 0;
}

function getRegion(theContinent, theCountry, theCity) {
  for(i=0;i<Locations.length;i++) {
    if (
      (Locations[i].CONTINENT == theContinent || theContinent.length == 0)
      && (Locations[i].COUNTRY == theCountry || theCountry.length == 0)
      && (Locations[i].CITY == theCity)
       ) {
      return Locations[i].REGION;
    }
  }
  return "";
}

function SearchForm_doOnSubmit(theForm) {
	if(theForm.KEYWORD.value == "<optional>") { theForm.KEYWORD.value = ""; }
	if ((theForm.SEARCHBYBUTTON[0].checked) && (theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].text.substr(0,1) != "-")) {
		theForm.CITY.value = theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value;
		theForm.REGION.value = getRegion(theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value,theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value,theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value);
	}
	else if ((theForm.SEARCHBYBUTTON[0].checked) && (theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].text.substr(0,1) == "-")) {
		theForm.REGION.value = theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value;
		theForm.CITY.value="";
	}
	else if (theForm.SEARCHBYBUTTON[1].checked) {
		theForm.REGION.value = theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value;
		theForm.CITY.value = "";
	}
	else if (theForm.SEARCHBYBUTTON[2].checked) {
		theForm.REGION.value = theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value;
		theForm.CITY.value = "";
	}
	if (
	    (theForm.CONTINENT.selectedIndex < 1) &&
	    (theForm.PRODUCT.selectedIndex < 1) &&
	    (theForm.KEYWORD.value.length < 1)
	    ) {
		alert("You must select a continent, product type or enter a keyword to search for products.");
		return false;
	}

        document.cookie = "CONTINENT=" + document.SearchForm.CONTINENT.options[document.SearchForm.CONTINENT.selectedIndex].value;
        document.cookie = "COUNTRY=" + document.SearchForm.COUNTRY.options[document.SearchForm.COUNTRY.selectedIndex].value;
        document.cookie = "PRODUCT=" + document.SearchForm.PRODUCT.options[document.SearchForm.PRODUCT.selectedIndex].value;
        document.cookie = "KEYWORD=";
        for (i=0;i<document.SearchForm.SEARCHBYBUTTON.length;i++) {
          if (document.SearchForm.SEARCHBYBUTTON[i].checked) { document.cookie = "SEARCHBYBUTTON=" + document.SearchForm.SEARCHBYBUTTON[i].value; }
        }
        document.cookie = "CITYREGION=" + document.SearchForm.CITYREGION.options[document.SearchForm.CITYREGION.selectedIndex].value;

  if (!isSAINT(theForm.PRODUCT.options[theForm.PRODUCT.selectedIndex].value)) {
    for(i=0;i<Locations.length;i++) {
      if ((Locations[i].CONTINENT == theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value || theForm.CONTINENT.options[theForm.CONTINENT.selectedIndex].value.length < 1)
      && (Locations[i].COUNTRY == theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value || theForm.COUNTRY.options[theForm.COUNTRY.selectedIndex].value.length < 1)
      && (Locations[i].CITY == theForm.CITYREGION.options[theForm.CITYREGION.selectedIndex].value)
      && (Locations[i].SOURCE == "ED")
      ) {
        document.EDSearchForm.SETNAME.value = Locations[i].SETCATEGORY;
        document.EDSearchForm.SETNAME.name = theForm.PRODUCT.options[theForm.PRODUCT.selectedIndex].value;
        document.EDSearchForm.submit();
        return false;
      }
    }
  }
  return true;
}