var Qui = "Neutre"
var bVersion = parseInt(navigator.appVersion);
var theLayers = null
var x = null

if (navigator.appName.indexOf("Netscape") != -1) {
	if (bVersion >= 5) {
	  theLayers = document.all
		Qui = "Netscape6"
  } else {
	  theLayers = document.layers
	  Qui = "Netscape4"
  }
} else if (navigator.appName.indexOf("Microsoft") != -1) {
	if (navigator.userAgent.indexOf('Mac') != -1) {
    theLayers = document.all
		Qui = "ExplorerMac"
  } else {
    theLayers = document.all
		Qui = "ExplorerPC"
  }
}


function ChangePositionLayer(x){
// ajustement necessaire
	if (Qui == "Netscape4") {
	document.layers['LayerChronique'].left = x + 193
	document.layers['LayerHistoire'].left = x + 300
	document.layers['LayerEvenements'].left = x + 404
	document.layers['LayerTrucs'].left = x + 511
	document.layers['LayerTerrains'].left = x + 618
	} else if (Qui == "Netscape6") {
  document.getElementById('LayerChronique').style.left = x + 193
  document.getElementById('LayerHistoire').style.left = x + 300
  document.getElementById('LayerEvenements').style.left = x + 404
  document.getElementById('LayerTrucs').style.left = x + 511
  document.getElementById('LayerTerrains').style.left = x + 618
	} else {
	document.all['LayerChronique'].style.left = x + 193
	document.all['LayerHistoire'].style.left = x + 300
	document.all['LayerEvenements'].style.left = x + 404
	document.all['LayerTrucs'].style.left = x + 511
	document.all['LayerTerrains'].style.left = x + 618
	}
}


function getRealLeft(el) {
    xPosition = el.offsetLeft;
    temporaireEl = el.offsetParent;
    while (temporaireEl != null) {
        xPosition += temporaireEl.offsetLeft;
        temporaireEl = temporaireEl.offsetParent;
    }
    return xPosition;
}

// determine la valeur en X d'un marker dans le code HTML: un layer pour Netscape et une image pour Explorer
if ( Qui == "Netscape4" ) { 
  x = document.layers['guide'].pageX
} else {
  x = getRealLeft( document.images['IMGGuide'] );
}

ChangePositionLayer(x) ;

function ChangePositionLayerChroniqueSection(x){
// ajustement necessaire pour la section Trucs et infos
	if (Qui == "Netscape4") {
	document.layers['LayerChronique'].left = x + 193
	} else if (Qui == "Netscape6") {
  document.getElementById('LayerChronique').style.left = x + 193
	} else {
	document.all['LayerChronique'].style.left = x + 193
	}
	MM_showHideLayers('LayerChronique','','show');
}

function ChangePositionLayerTrucSection(x){
// ajustement necessaire pour la section Trucs et infos
	if (Qui == "Netscape4") {
	document.layers['LayerTrucsSection'].left = x + 511
	} else if (Qui == "Netscape6") {
  document.getElementById('LayerTrucsSection').style.left = x + 511
	} else {
	document.all['LayerTrucsSection'].style.left = x + 511
	}
	MM_showHideLayers('LayerTrucsSection','','show');
}


function ChangePositionLayerHistoireSection(x){
// ajustement necessaire pour la section Histoire
	if (Qui == "Netscape4") {
	document.layers['LayerHistoireSection'].left = x + 300
	} else if (Qui == "Netscape6") {
  document.getElementById('LayerHistoireSection').style.left = x + 300
	} else {
	document.all['LayerHistoireSection'].style.left = x + 300
	}
	MM_showHideLayers('LayerHistoireSection','','show');
}

function ChangePositionLayerEvenenementSection(x){
// ajustement necessaire pour la section Trucs et infos
	if (Qui == "Netscape4") {
	document.layers['LayerEvenements'].left = x + 404
	} else if (Qui == "Netscape6") {
  document.getElementById('LayerEvenements').style.left = x + 404
	} else {
	document.all['LayerEvenements'].style.left = x + 404
	}
	MM_showHideLayers('LayerEvenements','','show');
}

function ChangePositionLayerTerrainSection(x){
// ajustement necessaire pour la section Trucs et infos
	if (Qui == "Netscape4") {
	document.layers['LayerTerrains'].left = x + 618
	} else if (Qui == "Netscape6") {
  document.getElementById('LayerTerrains').style.left = x + 618
	} else {
	document.all['LayerTerrains'].style.left = x + 618
	}
	MM_showHideLayers('LayerTerrains','','show');
}