function addOnLoadFunction( newOnLoadFunction, specificWindow ) 
{ 
    var win = ( specificWindow || window );
    var origOnLoadFunction = win.onload; 
    if( typeof win.onload != 'function' )
    { 
        win.onload = newOnLoadFunction; 
    }
    else
    { 
        win.onload = function() 
        { 
            if( origOnLoadFunction )
            { 
                origOnLoadFunction(); 
            } 
            newOnLoadFunction(); 
        } 
    } 
} 
function addOnUnloadFunction( newOnUnloadFunction, specificWindow ) 
{ 
    var win = ( specificWindow || window );
    var origOnUnloadFunction = win.onunload; 
    if( typeof win.onunload != 'function' )
    { 
        win.onunload = newOnUnloadFunction; 
    }
    else
    { 
        win.onunload = function() 
        { 
            if( origOnUnloadFunction )
            { 
                origOnUnloadFunction(); 
            } 
            newOnUnloadFunction(); 
        } 
    } 
} 
function LoadFunctions() 
{
}
addOnLoadFunction( LoadFunctions );
function checkEnterKey( e, cid )
{
    if( e.keyCode == 13 )
    {
        //__doPostBack( cid, '' );
        document.getElementById( cid ).click();
        return false;
    }
    else
    {
        return true;
    }
}
function MM_openBrWindow(theURL,winName,features) 
{
  if(typeof(_hbDownload)=='function')
  {
    _hbDownload(theURL);
  }
  window.open(theURL,winName,features); 
}
function toggleLanguage()
{
 var currentURL=document.URL;
 if (currentURL.indexOf('/eng')>=0)
 {
  document.location=currentURL.replace('/eng','/fr');
 } 
 else if (currentURL.indexOf('/fr')>=0)
 {
  document.location=currentURL.replace('/fr','/eng');
 }
 else if (currentURL.indexOf('lang=en')>=0)
 {
  document.location=currentURL.replace('lang=en','lang=fr');
 }
 else if (currentURL.indexOf('lang=fr')>=0)
 {
  document.location=currentURL.replace('lang=fr','lang=en');
 }
 else if (currentURL.indexOf('/petroen')>=0) 
 { 
  document.location=currentURL.replace('/petroen','/petrofr'); 
 } 
 else if (currentURL.indexOf('/petrofr')>=0) 
 { 
  document.location=currentURL.replace('/petrofr','/petroen'); 
 } 
 else if (typeof(opplanguage)=="function")
 {
  opplanguage();
 }
}
function forceDownload( p_url )
{
 __doPostBack( "FORCE_DOWNLOAD", p_url );
 return false;
}
var GLOBALJS_popUpWin=0;
function popUpWindow( URLStr, left, top, width, height, windowName )
{
    if( GLOBALJS_popUpWin )
    {
        if( !GLOBALJS_popUpWin.closed )
        {
            GLOBALJS_popUpWin.close();
        }
    }
    GLOBALJS_popUpWin = open(URLStr, ( windowName || "popUpWin" ), 'toolbar=no,location=no,directories=no,status=no,menubar=yes,scrollbars=yes,resizable=no,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
    return GLOBALJS_popUpWin;
}
function appendStyleSheet( cssPath )
{
    var head = document.getElementsByTagName( "head" )[0];
    var element = document.createElement( "link" );
    element["rel"]  = "stylesheet";
    element["type"] = "text/css";
    element["href"] = cssPath;
    head.appendChild( element );
}
function readCookie( name ) {
    var start = document.cookie.indexOf( name + "=" );
    var len = start + name.length + 1;
    if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
        return null;
    }
    if ( start == -1 ) return null;
    var end = document.cookie.indexOf( ';', len );
    if ( end == -1 ) end = document.cookie.length;
    return unescape( document.cookie.substring( len, end ) );
}
function createCookie( name, value, expires, path, domain, secure ) {
    var today = new Date();
    today.setTime( today.getTime() );
    if ( expires ) {
        expires = expires * 1000 * 60 * 60 * 24;
    }
    var expires_date = new Date( today.getTime() + (expires) );
    document.cookie = name+'='+escape( value ) +
        ( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) + //expires.toGMTString()
        ( ( path ) ? ';path=' + path : '' ) +
        ( ( domain ) ? ';domain=' + domain : '' ) +
        ( ( secure ) ? ';secure' : '' );
}
function deleteCookie( name, path, domain ) {
    if ( getCookie( name ) ) document.cookie = name + '=' +
            ( ( path ) ? ';path=' + path : '') +
            ( ( domain ) ? ';domain=' + domain : '' ) +
            ';expires=Thu, 01-Jan-1970 00:00:01 GMT';
}
function GlobalEvent( preventDefaultBehaviour )
{
 GlobalEvent.c_event = null;
 GlobalEvent.eventHandler = function( objEvent ) 
 {
  GlobalEvent.c_event = ( objEvent ? objEvent : window.event );        
 };
 GlobalEvent.attachEvent = function( obj, eventType, callFunction )
 {
  var success = false;
  if( obj.addEventListener )
  {
   obj.addEventListener( eventType, callFunction, true );
   success = true;
  }
  else if( obj.attachEvent )
  {
   success = obj.attachEvent( "on" + eventType, callFunction );
  }
  return success;
 }
 GlobalEvent.event = function()
 {
  return( window.event ? window.event : GlobalEvent.c_event );
 }
 GlobalEvent.eventTarget = function()
 {
  var e = GlobalEvent.event();
  var target = null;  
  if( e.target )
  {
   target = e.target;
  }
  else if( e.srcElement )
  {
   target = e.srcElement;
  }
  if( target.nodeType == 3 ) // safari
  {
   target = target.parentNode;
  }
  return target;        
 }
 var tagPattern = /<\/?[^>]+>/gi;
 GlobalEvent.innerText = function( element )
 {
  return (
   element ?
   (
    element.innerText ?
    element.innerText :
    element.innerHTML.replace( tagPattern, "" )
   ) :
   ""
  );
 }
 GlobalEvent.parentWithAttribute = function( element, attribute )
 {
  var returnValue = element;
  while( !returnValue.getAttribute( attribute ) && returnValue.parentNode )
  {
   returnValue = returnValue.parentNode;
  }
  return returnValue;
 }
 GlobalEvent.parentWithOnclickAttribute = function( element )
 {
  return GlobalEvent.parentWithAttribute( element, "onclick" );
 }
 if( !preventDefaultBehaviour )
 {
  GlobalEvent.attachEvent( document, "click", GlobalEvent.eventHandler );
 }
}
GlobalEvent();
function toggleProductDetails( p_elt )
{
    var p_product = p_elt.parentNode;
    var detailsS = getElementByAttribute( p_product, "div", "id", "shortdesc" );
    var detailsL = getElementByAttribute( p_product, "div", "id", "longdesc" );
    var imgToggle = getElementByAttribute( p_product, "img", "id", "toggleDetailsImg" );
    if( detailsS != null && detailsL != null )
    {
       if ( detailsS.style.display != "none") {
          detailsS.style.display = "none";
          detailsL.style.display = "block";
          imgToggle.src = "/images/core/minus.gif";
       } else {
          detailsS.style.display = "block";
          detailsL.style.display = "none";
          imgToggle.src = "/images/core/plus.gif";
       }
    }
}
function getElementByAttribute( p_elt, p_tagName, p_attributeName, p_attributeValue )
{
    var foundElement = null;
    var elements = p_elt.getElementsByTagName( p_tagName );
    for( var i = 0; i < elements.length; i++ )
    {
        if( elements[i].getAttribute( p_attributeName ) == p_attributeValue )
        {
            foundElement = elements[i];
            break;
        }
    }
    return foundElement;
}
function openResourceDocument(elt) 
{
 var href=elt["href"];
 var dname;
 if(href!="")
 {
  if(typeof(_hbDownload)=='function')
  {
   dname=concatQueryParams(href,"","","/","_");
   if(dname=="")
   {
    dname=href.substring(href.lastIndexOf("/")+1);
   }
   _hbDownload(dname,"pdf");
  }

  window.open(href);
 }
 return false;
}
function concatQueryParams(strUrl,strStart,strEnd,strDelim,strEquals)
{
 var params="";
 var queryStart=strUrl.indexOf("?");
 if( queryStart > -1 )
 {
  var arrParams=strUrl.substring(queryStart+1).split("&");
  if(arrParams.length > 0 && !(arrParams.length==1 && arrParams[0]==""))
  {
   arrParams.sort();
   for(var i=0;i<arrParams.length;i++)
   {
    if(arrParams[i].length>0)
    {
     params+=(strDelim+unescape(arrParams[i])).replace(/=/,strEquals);
    }
   }
   params=strStart+params.substring(strDelim.length)+strEnd;
  }
 }
 return params;
}
function getURLParam(name)
{
 var returnVal="";
 var params=window.location.search;
 if(params.length>1)
 {
  params="&"+params.substring(1);
  var nameBegin=params.indexOf("&"+name+"=");
  if(nameBegin>=0)
  {
   var valBegin=nameBegin+(name.length+2);
   var valEnd=params.indexOf("&",valBegin);
   if (valEnd==-1)
   {
    valEnd=params.length;
   }
   returnVal=unescape(params.substring(valBegin,valEnd));
  }
 }
 return returnVal;
}
function getURLParams(url) {
    var q = url ? url.substr(url.indexOf("?")+1) : window.location.search.substr(1);
    var res = {};
    var tokens = [];
 
    tokens = q.split('&');
    for (var i = 0; i < tokens.length; i++ )
    {
        var param = tokens[i].split('=');
        res[param[0]] = param[1];
    }
    return res;
}
function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}
function MM_findObj(n, d) {
  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;
}