//Generic Javascript functions

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}



/*function loadCities (countrySelect)
{
   country = countrySelect.options[countrySelect.selectedIndex].value;
   cities = countries[country];
   if (document.getElementById)
   {
      citySelect = document.getElementById("city");
      if (citySelect)
      {
         citySelect.options.length = cities.length+1;
         citySelect.options[0] = new Option("Please select", "");
         for (i=0;i<cities.length;i++)
         {
            citySelect.options[i+1] = new Option(cities[i], cities[i]);;
         }
      }
   }
}*/

function loadRegions (countrySelect)
{
   country = countrySelect.options[countrySelect.selectedIndex].value;
   regions_a = countries[country];
   if (document.getElementById)
   {
      regionSelect = document.getElementById("region");
      if (regionSelect)
      {
         regionSelect.options.length = regions_a.length+1;
         regionSelect.options[0] = new Option("Please select", "");
         for (i=0;i<regions_a.length;i++)
         {
            regionSelect.options[i+1] = new Option(regions_a[i], regions_a[i]);;
         }
      }
   }
}


function loadCities (regionSelect)
{
   region = regionSelect.options[regionSelect.selectedIndex].value;
   cities = regions[region];
   if (document.getElementById)
   {
      citySelect = document.getElementById("city");
      if (citySelect)
      {
         citySelect.options.length = cities.length+1;
         citySelect.options[0] = new Option("Please select", "");
         for (i=0;i<cities.length;i++)
         {
            citySelect.options[i+1] = new Option(cities[i], cities[i]);;
         }
      }
   }
}




//function to show/hide divs
function toggle_visibility(elem) {
var parentDiv = elem.parentNode.parentNode.parentNode.parentNode.parentNode.parentNode;
var children = parentDiv.getElementsByTagName('div');
var e = children[1];


var a_children = elem.getElementsByTagName('img');
var image = a_children[0];
var loc = image.src;

if(e.style.display == 'none'){
e.style.display = 'block';
loc = loc.replace("career_b2.gif","career_b1.gif");
image.src = loc;
}
else {
e.style.display = 'none';
loc = loc.replace("career_b1.gif","career_b2.gif");
image.src = loc;
}

}