var stepHide = 10;
var stepShow = 5;
var delay = 2;
var current = 0;

function hidePage(id) {
  var reg = new RegExp("(px)", "g");

  myDiv = 'content' + id;
  if (document.getElementById(myDiv)) {
    myHeightStr = document.getElementById(myDiv).style.height;
    myHeight = parseInt(myHeightStr.replace(reg,""));
    myHeight-=stepHide;
    if (myHeight < 0) myHeight = 0;
    myHeightStr = myHeight + 'px';

    document.getElementById(myDiv).style.height = myHeightStr;
    if (myHeight > 0)
      setTimeout('hidePage('+id+')',delay);
    else {
      myBottom = 'menubottom' + id;
      document.getElementById(myBottom).style.borderTop = '0px solid';
    }
  }
}

function showPage(id,rgb) {
  myBottom = 'menubottom' + id;
  if (document.getElementById(myBottom)) {
    document.getElementById(myBottom).style.borderTop = '2px solid ' + rgb;

    var reg = new RegExp("(px)", "g");

    myContent = 'contentmain' + id;
    myMaxStr = document.getElementById(myContent).style.height;
    myMax = parseInt(myMaxStr.replace(reg,""));

    myDiv = 'content' + id;
    myHeightStr = document.getElementById(myDiv).style.height;
    myHeight = parseInt(myHeightStr.replace(reg,""));
    myHeight+=stepShow;
    if (myHeight > myMax) myHeight = myMax;
    myHeightStr = myHeight + 'px';

    document.getElementById(myDiv).style.height = myHeightStr;
    if (myHeight < myMax) {
      if (current == id)

        setTimeout('showPage('+id+',\''+rgb+'\')',delay);
      else
        hidePage(id);
    }
  }
}

function processPage(id,rgb) {
  hidediv('message');
  if (current != id) {
    for (i=2; i<arguments.length-1; i++){
      hidePage(arguments[i]);
    }
    current = id;
    showPage(id,rgb);
    if(pageTracker && arguments[arguments.length-1]!="") pageTracker._trackPageview(arguments[arguments.length-1]);
  }
  else {
    current = 0;
    hidePage(id);
  }
}

function processTimeout(id,rgb,pdelay) {
  setTimeout('processPage('+id+',"'+rgb+'","")',pdelay);
}

function hidediv(myId) {
    if (document.getElementById) { // DOM3 = IE5, NS6
      if (document.getElementById(myId)) document.getElementById(myId).style.visibility = 'hidden';
    }
    else {
        if (document.layers) { // Netscape 4
          if (document.layer[myId]) document.layer[myId].visibility = 'hidden';
        }
        else { // IE 4
          if (document.all[myId]) document.all[myId].style.visibility = 'hidden';
        }
    }
}

function showdiv(myId) {
    if (document.getElementById) { // DOM3 = IE5, NS6
        if (document.getElementById(myId)) document.getElementById(myId).style.visibility = 'visible';
    }
    else {
        if (document.layers) { // Netscape 4
          if (document.layer[myId]) document.layers[myId].visibility = 'visible';
        }
        else { // IE 4
          if (document.all[myId]) document.all[myId].style.visibility = 'visible';
        }
    }
}



// Ajax
var delayPresentation = 60000;
var delayPresentationActive = 7000;

function checkPresentationProcess(idPresentation) {
    var xReq=getXmlHttpRequest();
    url = "/fastboil.php?fct=checkp&i="+idPresentation;

    xReq.open("GET",url,true);
    xReq.onreadystatechange = function(){
                                  if(xReq.readyState  == 4) {
                                      if(xReq.status  == 200) {
                                          if(xReq.responseText==1) {
                                              checkPageProcess(idPresentation);
                                              setTimeout("checkPresentationProcess("+idPresentation+")",delayPresentationActive);
                                          }
                                          else
                                              setTimeout("checkPresentationProcess("+idPresentation+")",delayPresentation);
                                      }
                                  }
                              };
    xReq.send(null);
}

var idPresentationPage=0;

function checkPageProcess(idPresentation){
    url = "/fastboil.php?fct=getppp&i="+idPresentation;
    var xReq=getXmlHttpRequest();
    xReq.open("GET",url,true);

    xReq.onreadystatechange = function(){
                                  if(xReq.readyState  == 4) {
                                      if(xReq.status  == 200) {
                                          idprocessed = xReq.responseText;
                                          if(idprocessed!=idPresentationPage) {
                                              idPresentationPage = idprocessed;
                                              url = "/fastboil.php?fct=dpp&i="+idPresentation+"&pp="+idprocessed;
                                              presGetUrlDiv('presentation_content',url,idPresentation);
                                          }
                                      }
                                  }
                              };
    xReq.send(null);
}

function presGetUrlDiv(id,url,idPresentation) {
    var xReq=getXmlHttpRequest();
    var obj=document.getElementById(id);
    xReq.open("GET",url,true);
    xReq.onreadystatechange=function(){presEventGetUrlDiv(xReq,id,idPresentation);};
    xReq.send(null);
}

function presEventGetUrlDiv(xRequest,anId,idPresentation) {
    if (xRequest.readyState==4) {
        document.getElementById(anId).innerHTML=xRequest.responseText;
    }
}






function processpresentation(url) {
    fbGetUrlDiv('presentation_content',url,'');
}

function processpage(url) {
    fbGetUrlDiv('presentation_content',url,'');
}

function presentationpage(url,idCurrentPage) {
    idPresentationPage = idCurrentPage;
    fbGetUrlDiv('presentation_content',url,'');
}

function fbGetUrlDiv(id,url,innerhtml) {
    var xReq=getXmlHttpRequest();
    var obj=document.getElementById(id);
    if (innerhtml!='') fbShowWaiting(obj,innerhtml);
    xReq.open("GET",url,true);
    xReq.onreadystatechange=function(){fbEventGetUrlDiv(xReq,id);};
    xReq.send(null);
    if(pageTracker) pageTracker._trackPageview(url);
}
function fbEventGetUrlDiv(xRequest,anId) {
    if (xRequest.readyState==4) {
        document.getElementById(anId).innerHTML=xRequest.responseText;
        if (anId=='contentmainbody1') {

    var instanceOne = new ImageFlow();
    instanceOne.init({ ImageFlowID:'myImageFlow' });

        }
    }
}

function fbShowWaiting(obj,innerhtml) {
    obj.innerHTML=innerhtml;
}

function getXmlHttpRequest() {
    if (window.XMLHttpRequest) // Firefox
    {
       return(new XMLHttpRequest());
    }
    else if (window.ActiveXObject) // Internet Explorer
    {
        try
        {
            return(new ActiveXObject("Msxml2.XMLHTTP"));
        }
        catch (e)
        {
            try
            {
                return(new ActiveXObject("Microsoft.XMLHTTP"));
            }
            catch (e)
            {
                alert("Your browser does not support XMLHTTPRequest...");
            }
        }
    }
    else
    { // XMLHttpRequest non supporté par le navigateur
       alert("Your browser does not support XMLHTTPRequest...");
    }
}

function fbSendAjaxFormTargetDiv(idForm,baseurl,targetId,innerhtml) {
    var xReq=getXmlHttpRequest();
    var i;
    var url="";
    var myForm=document.getElementById(idForm);

    if (myForm) {
        var first=true;
        for(i=0;i<myForm.elements.length;i++) {
            var elmt=myForm.elements[i];
            var type=elmt.nodeName.toLowerCase();
            var ok=true;

            if (type=="input") {
                switch (elmt.type.toLowerCase()) {
                case "radio":
                case "checkbox":
                    if (!elmt.checked) ok=false;
                    break;

                case "submit":
                case "image":
                    ok=false;
                    break;
                }
            }
            else if ((type!="select") && (type!="textarea")) ok=false;
            if (ok) {
                if (first) first=false;
                else url+="&";
                url+=elmt.name+"="+elmt.value.replace(/%/g,"%25").replace(/&/g,"%26").replace(/=/g,"%3D").replace(/ /g,"%20");
            }
        }
    }

    var obj=document.getElementById(targetId);
    if (innerhtml!='') fbShowWaiting(obj,innerhtml);

    xReq.open("POST",baseurl,true);
    xReq.onreadystatechange=function(){fbEventGetUrlDiv(xReq,targetId);};
    xReq.setRequestHeader("Content-type","application/x-www-form-urlencoded");
    xReq.send(url);
}







// Slider text - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

var slider = new Array();

// scroll the element vertically based on its width and the slider maximum value
function scrollVertical(value, element, nom) {
  element.scrollTop = Math.round(value*slider[nom].scrollMax);
}

function monter(nom) {
  slider[nom].setValueBy(-40/slider[nom].scrollMax);
}

function descendre(nom) {
  slider[nom].setValueBy(40/slider[nom].scrollMax);
}

// mouse wheel code from http://adomas.org/javascript-mouse-wheel/
function handle(delta,nom) {
  slider[nom].setValueBy(-(delta*60)/slider[nom].scrollMax);
}

function initSlider0(adiv) {
  var max = $(adiv+'_main').scrollHeight-$(adiv+'_main').offsetHeight;
  s = new Control.Slider('contentText_slider_ascenseur', 'contentText_slider_chemin', {
    axis: 'vertical',
    onSlide: function(v) { scrollVertical(v, $(adiv+'_main'), 'contentText');  },
    onChange: function(v) { scrollVertical(v, $(adiv+'_main'), 'contentText'); }
  });
  s.scrollMax = max;
  slider['contentText']=s;
}

function wheel0(event) {
  var delta = 0;
  if (!event) /* For IE. */
    event = window.event;
  if (event.wheelDelta) { /* IE/Opera. */
    delta = event.wheelDelta/120;
  /** In Opera 9, delta differs in sign as compared to IE. */
  if (window.opera)
    delta = -delta;
  }
  else if (event.detail) { /** Mozilla case. */
    /** In Mozilla, sign of delta is different than in IE.
      * Also, delta is multiple of 3. */
    delta = -event.detail/3;
  }

/** If delta is nonzero, handle it.
  * Basically, delta is now positive if wheel was scrolled up,
  * and negative, if wheel was scrolled down. */
  if (delta)
    handle(delta,'contentText');

/** Prevent default actions caused by mouse wheel.
  * That might be ugly, but we handle scrolls somehow
  * anyway, so don't bother here..
  */
  if (event.preventDefault)
    event.preventDefault();

  event.returnValue = false;
}

function initMouseWheel0(adiv) {
  // mozilla
  Event.observe(adiv+'_main', 'DOMMouseScroll', wheel0);
  // IE/Opera
  Event.observe(adiv+'_main', 'mousewheel', wheel0);
}

function initAscenseur(adiv) {
  if ($(adiv+'_main').scrollHeight > $(adiv+'_main').offsetHeight) {
    $(adiv+'_slider').style.display='block';
    divTexte = $(adiv+'_main');
    largeur = divTexte.offsetWidth;
    largeur2 = largeur-10;
    divTexte.style.width = largeur2+'px';
    initSlider0(adiv);
    initMouseWheel0(adiv);
  }
}

// Scroll menus - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

var margin, timeout;
var initScroll = new Array();
var posOrigin = 10000;
var scrolling;

function scrollTopp(myDiv,longScroll,offset,init) {
  if (initScroll[myDiv]==null) initScroll[myDiv]=init;
  scrolling = initScroll[myDiv];

  if(scrolling >= 5) {
    //document.getElementById(myDiv).style.marginTop = "-"+(scrolling--)+"px";
    document.getElementById(myDiv).style.marginTop = "-"+(scrolling-=5)+"px";
    initScroll[myDiv] = scrolling;
  }
  else {
    return;
  }
  if(longScroll == true) {
    timeout = setTimeout("scrollTopp('"+myDiv+"',true,"+offset+","+init+")", 5);
  }
}

function scrollBottom(myDiv,longScroll,offset,init) {
  if (initScroll[myDiv]==null) initScroll[myDiv]=init;
  scrolling = initScroll[myDiv];

  if(scrolling < (document.getElementById(myDiv).offsetHeight-offset)) {
    //document.getElementById(myDiv).style.marginTop = "-"+(scrolling++)+"px";
    document.getElementById(myDiv).style.marginTop = "-"+(scrolling+=5)+"px";
    initScroll[myDiv] = scrolling;
  }
  else {
    return;
  }
  if(longScroll == true) {
    timeout = setTimeout("scrollBottom('"+myDiv+"',true,"+offset+","+init+")", 5);
  }
}