function setSelectedOption(id, val)
{
    var sel = document.getElementById(id);
    var opt = 0;

    for(; opt<sel.options.length; opt++)
    {
        if(sel.options[opt].value == val)
        {
            sel.selectedIndex = opt;
        }
    }
}

// ---------- Start Homepage Logo Scrolling ---------- // 
function startLeftScroll(id){
  var box = document.getElementById(id);
  var box2 = document.createElement('div');
  box2.id = id+'_virtual';
  box2.innerHTML = box.innerHTML;
  box2.className = 'logo_box';
  box.parentNode.appendChild(box2);
  moveABit(id,0);
}
function moveABit(id,position){
    var keepscrolling = true;
    var box = document.getElementById(id);
    var other_box = document.getElementById(id+'_virtual');
    var width = box.offsetWidth;
    position = position - 1;
    box.style.left = position+'px';
    var other_position = position + width;
    other_box.style.left = other_position +'px';
     // if main box is completely hidden, move behind virtual
    var diff = (width) + position;
    if ( diff <= 1 ){
      position = 0;
    }
    if ( keepscrolling )
      setTimeout("moveABit('"+id+"','"+position+"');",100);
}
// ---------- End Homepage Logo Scrolling ---------- //


// ---------- Make POST Request ---------- //
var post_response_id;
function makePOSTRequest(obj,url){
  var poststr = "";
  var amp = '';
  var apoststr = '';
  for( var x=0;  x<obj.length;x++ ){
    try{
      if ( obj.elements[x].type && obj.elements[x].name ){
        apoststr = '';
        if(obj.elements[x].type == "text" || obj.elements[x].type == "textarea" || obj.elements[x].type == "hidden"){
          apoststr += amp+obj.elements[x].name+"="+encodeURIComponent(obj.elements[x].value);
        } else if (obj.elements[x].type == "checkbox") {
          apoststr += amp+obj.elements[x].name+"="+obj.elements[x].checked;
        } else if (obj.elements[x].type == "select" || obj.elements[x].type == "select-one") {
          apoststr += amp+obj.elements[x].name+"="+obj.elements[x].options[obj.elements[x].selectedIndex].value;
        }
        amp = '&';
        poststr += apoststr;
      }
    }catch(e){}
  }
  executePOSTRequest(url, poststr);
}

var http_request = false;
function executePOSTRequest(url, parameters) {
  http_request = false;
  if (window.XMLHttpRequest) { // Mozilla, Safari,...
    http_request = new XMLHttpRequest();
    if (http_request.overrideMimeType) {
       // set type accordingly to anticipated content type
       //http_request.overrideMimeType('text/xml');
      http_request.overrideMimeType('text/html');
    }
  } else if (window.ActiveXObject) { // IE
    try {
      http_request = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
      try {
        http_request = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (e) {}
    }
  }
  if (!http_request) {
    alert('Cannot create XMLHTTP instance');
    return false;
  }

  http_request.onreadystatechange = alertContents;
  http_request.open('POST', url, true);
  http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
  http_request.setRequestHeader("Content-length", parameters.length);
  http_request.setRequestHeader("Connection", "close");
  http_request.send(parameters);
  return true;
}


function alertContents() {
  if (http_request.readyState == 4) {
    if (http_request.status == 200) {
       //alert(http_request.responseText);
      result = http_request.responseText;
      if ( document.getElementById(post_response_id) ) {
        document.getElementById(post_response_id).innerHTML = result;
      }
    } else {
      //alert(http_request.status);
      //alert('There was a problem with the request.');
    }
  }
}