var defaultState="visible" // "visible" ou "hidden"valeurs possibles
	
	var img_Tdm_On="../xmedia/tdm_close.gif"
	var img_Tdm_Off="../xmedia/tdm_open.gif";
	
	
	
	
	function  tdmState () {
	  
	var curState = GetCookie ("kwTdmState")==null?defaultState:GetCookie ("kwTdmState")
	
	if (curState=="hidden") {
	hideTdm()
	}
	else if (curState=="visible") {
	showTdm()	
	}
	}
	
	function hideTdm() {
	var curTdm=self.document.getElementById("kwleft")
	var curTdmBtn= self.document.getElementById("kwtdmbutton").getElementsByTagName("img")[0]
	var curTdmArea=self.document.getElementById("kwtdmbuttonon")

	if (curTdmArea) {
	curTdmArea.id="kwtdmbuttonoff"
	}

	if (curTdmBtn) {
	curTdmBtn.src=img_Tdm_Off

}
	if (curTdm) {
	curTdm.style.visibility="hidden";
	curTdm.style.display="none";
	}
	
	}
	
	function showTdm() {
		
	var curTdm=self.document.getElementById("kwleft")
	
	var curTdmBtn= self.document.getElementById("kwtdmbutton").getElementsByTagName("img")[0]
	
	
	var curTdmArea=self.document.getElementById("kwtdmbuttonoff")
	if (curTdmArea) {
	
	curTdmArea.id="kwtdmbuttonon"
	
	}
	if (curTdmBtn) {
	curTdmBtn.src=img_Tdm_On
}
	
	if (curTdm) {
		curTdm.style.visibility="visible";
		curTdm.style.display="block";
	}
	
	}
	
	function showHideTdm() {
	
	var curTdm=self.document.getElementById("kwleft");

    if (curTdm) {	
		if  (curTdm.style.visibility=="hidden") {
		     showTdm()
		     SetCookie("kwTdmState","visible")
		}
		else {
		hideTdm()
		SetCookie("kwTdmState","hidden") 
		}
	}	 
	}
	
	function GetCookie (name) {
		var arg = name + "=";
	  var alen = arg.length;
	  var clen = document.cookie.length;
	  var i = 0;
	  while (clen>i) {
	    var j = i + alen;
	    if (document.cookie.substring(i, j) == arg)
	      return getCookieVal (j);
	    i = document.cookie.indexOf(" ", i) + 1;
	    if (i == 0) break; 
	  }
	  return null;
}

function SetCookie (name,value,expires,path,domain,secure) {
  document.cookie = name + "=" + escape (value) +
    ((expires) ? "; expires=" + expires.toGMTString() : "") +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    ((secure) ? "; secure" : "");
}

function getCookieVal (offset) {
  var endstr = document.cookie.indexOf (";", offset);
  if (endstr == -1)
    endstr = document.cookie.length;
  return unescape(document.cookie.substring(offset, endstr));
}

function FixCookieDate (date) {
  var base = new Date(0);
  var skew = base.getTime(); // dawn of (Unix) time - should be 0
  if (skew > 0)  // Except on the Mac - ahead of its time
    date.setTime (date.getTime() - skew);
}


// this deletes the cookie when called
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 addEvent(obj, evType, fn){ 
	if (obj.addEventListener){ 
		obj.addEventListener(evType, fn, false); 
		return true; 
	} else if (obj.attachEvent){ 
		var r = obj.attachEvent("on"+evType, fn); 
		return r; 
	} else { 
		return false; 
	} 
}