var bV=parseInt(navigator.appVersion);
NS4=(document.layers) ? true : false;
IE4=((document.all)&&(bV>=4))?true:false;
ver4 = (NS4 || IE4) ? true : false;
if (document.images) {
arImLoad = new Array (
"modules/Fiches_poissons/images/triUp");
arImList = new Array ();
for (counter in arImLoad) {
arImList[counter] = new Image();
arImList[counter].src = arImLoad[counter] + ".gif";
}}

function expandIt(){return}
function expandAll(){return}

isExpanded = true;

function initIt(){
	if (NS4) {
		for (i=0; i<document.layers.length; i++) {
			whichEl = document.layers[i];
			if (whichEl.id.indexOf("Child") != -1) whichEl.visibility = "hide";
		}
		arrange();
	}
	else {
		tempColl = document.all.tags("DIV");
		for (i=0; i<tempColl.length; i++) {
			if (tempColl(i).className == "child") tempColl(i).style.display = "none";
		}
	}
}

function expandIt(el) {
	if (!ver4) return;
	if (IE4) {expandIE(el)} else {expandNS(el)}
}

function expandIE(el) {
	whichEl = eval(el + "Child");
	whichIm = event.srcElement;
	if (whichEl.style.display == "none") {
		whichEl.style.display = "block";
		whichIm.src = "modules/Fiches_poissons/images/triUp.gif";
	}
	else {
		whichEl.style.display = "none";
		whichIm.src = "modules/Fiches_poissons/images/triDown.gif";
	}
}

function expandNS(el) {
	whichEl = eval("document." + el + "Child");
	whichIm = eval("document." + el + "Parent.document.images['imEx']");
	if (whichEl.visibility == "hide") {
		whichEl.visibility = "show";
		whichIm.src = "modules/Fiches_poissons/images/triUp.gif";
	}
	else {
		whichEl.visibility = "hide";
		whichIm.src = "modules/Fiches_poissons/images/triDown.gif";
	}
	arrange();
}

function showAll() {
	for (i=firstInd; i<document.layers.length; i++) {
		whichEl = document.layers[i];
		whichEl.visibility = "show";
	}
}

function expandAll(isBot) {
	newSrc = (isExpanded) ? "modules/Fiches_poissons/images/triDown.gif" : "modules/Fiches_poissons/images/triUp.gif";

	if (NS4) {
        document.images["imEx"].src = newSrc;
		for (i=firstInd; i<document.layers.length; i++) {
			whichEl = document.layers[i];
			if (whichEl.id.indexOf("Parent") != -1) {
				whichEl.document.images["imEx"].src = newSrc;
			}
			if (whichEl.id.indexOf("Child") != -1) {
				whichEl.visibility = (isExpanded) ? "hide" : "show";
			}
		}

		arrange();
		if (isBot && isExpanded) scrollTo(0,document.layers[firstInd].pageY);
	}
	else {
		divColl = document.all.tags("DIV");
		for (i=0; i<divColl.length; i++) {
			if (divColl(i).className == "child") {
				divColl(i).style.display = (isExpanded) ? "none" : "block";
			}
		}
		imColl = document.images.item("imEx");
		for (i=0; i<imColl.length; i++) {
			imColl(i).src = newSrc;
		}
	}

	isExpanded = !isExpanded;
}

with (document) {
	write("<STYLE TYPE='text/css'>");
	if (NS4) {
		write(".parent {position:absolute; visibility:hidden}");
		write(".child {position:absolute; visibility:hidden}");
		write(".regular {position:absolute; visibility:hidden}")
	}
	else {
		write(".child {display:none}")
	}
	write("</STYLE>");
}

onload = initIt;