var FoldOut = new String("FoldOut.gif");
var FoldIn = new String("FoldIn.gif");
var StaticImage = new String("ListItem.gif");
var ImageFolder = new String("images");
var LeftIndent = 10;
var TreeStarted = false;
var TreeParentName = new String();
var TreeNames = new Array();
var tmpHTML = new String();
var TreeHTML = new String();
var HasAbsoluteParent = false;

function NewTree(ParentItem){
	if(!ParentItem || ParentItem == ""){
		ParentItem = "NoParent";
	}
	if(TreeStarted == true){
		alert("You are still building a tree, please end the tree before starting another one");
		return false;
	}
	if(ParentItem != "NoParent"){
		if(CheckTreeNames(ParentItem) == false){
			alert("The Parent you are trying to add this tree to does not exist, please make sure you have created it and then put the code AFTER the parent tree code");
			return false;
		}else{
			TreeParentName = ParentItem;
		}
	}
	TreeStarted = true;
	if(TreeParentName != ""){
		tmpHTML = "<blockquote style = \"MARGIN-RIGHT: 0px; MARGIN-LEFT:" + LeftIndent + "px; MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px;\">"
	}
}

function AddStandardItem(Name,ItemData,StaticImg,ItemCursor,Event){
	var IsParent = false;
	if(ItemCursor == "" || !ItemCursor){
		ItemCursor = "default";
	}
	//if(Event != ""){
	//	Event = "onclick = \"" + Event + "\"";
	//}
	if(!ItemData || ItemData == ""){
		alert("You must enter in some data for the item!");
		return false;
	}
	if(StaticImg == "" || !StaticImg){
		StaticImg = ImageFolder + "/" + StaticImage;
	}else{
		StaticImg = ImageFolder + "/" + StaticImg;
	}
	if(!Name || Name == ""){
		IsParent = false;
	}else{
		if(CheckTreeNames(Name) == true){
			alert("A tree item with this name already exists, please rename it");
			return false;
		}else{
			IsParent = true;
		}	
	}
	if(IsParent == true){
		AddTreeName(Name);
		tmpHTML += "<span id = \"" + Name + "\" onclick = \"nb_rub='"+nb_rub+"';ParentFold(this);courant='"+nb_rub+"'\"  class = \"ParentNode\" style =\"cursor: " + ItemCursor + ";\"><img src=\"" + ImageFolder + "/" + FoldOut + "\" abs = \"middle\"></span>&nbsp;<a href='produits.php?rub="+nb_rub+"' class='lienproduit'>" + ItemData + "</a><br />";
		tmpHTML += "%" + Name + "%";
		//nb_rub++;
	}else{
		tmpHTML += "<a href='"+Event+"' class='lienproduit'><img border=0 src=\"" + StaticImg + "\" abs = \"middle\">&nbsp;" + ItemData + "</a><br />";
	}
}

function EndTree(){
	var rExpression;
	var rConstruct;
	if(TreeStarted != true){
		alert("you have not started a tree yet, please start one before trying to finish one");
		return false;
	}
	if(TreeParentName != ""){
		tmpHTML += "</blockquote>";
	}
	if(TreeParentName != ""){
		rConstruct = "%" + TreeParentName + "%";
		rExpression = rConstruct;
		TreeHTML = TreeHTML.replace(rExpression, tmpHTML);
	}else{
		TreeHTML += tmpHTML;
	}
	TreeStarted = false;
	TreeParentName = "";
	tmpHTML = "";
}

function GenerateTreeCode(Owner){
	if(TreeHTML != ""){
		if(!Owner || Owner == ""){
			document.write(TreeHTML);
		}else{
			document.getElementById(Owner).innerHTML = TreeHTML;
		}
	}else{
		alert("NO TREE CODE CREATED!");
	}
	TreeHTML = "";
}

function CheckTreeNames(TreeName){
	var FoundName = false;
	if(TreeNames.length > 0){
		for(var i = 0; i<TreeNames.length;i++)
		{
			if(TreeName == TreeNames[i])
			{
				FoundName = true;
			}
		}
	}
	return FoundName;
}

function AddTreeName(TreeName){
	if(TreeNames.length == 0)
	{
		TreeNames[0] = TreeName;
	}else{

		TreeNames[parseInt(TreeNames.length)] = TreeName;
	}
}

function ParentFold(Item){
	var ChildItem = new String();
	var TotalLoop = 0;
	if((courant!=0)&&(courant!=nb_rub)){
		eval("ParentFold2(document.getElementById('Sub"+courant+"'));");
	}
	ChildItem = Item.nextSibling;
	do{
		TotalLoop++;
		if(ChildItem.tagName != "BLOCKQUOTE"){
			ChildItem = ChildItem.nextSibling;
		}
		if(TotalLoop > 5){
			break;
		}
	}while(ChildItem.tagName != "BLOCKQUOTE");
	if(ChildItem.tagName == "BLOCKQUOTE"){
		if(ChildItem.style.display == "none"){
			ChildItem.style.display = "";
			Item.getElementsByTagName("IMG").item(0).src = "images/FoldOut.gif";
		}else{
			ChildItem.style.display = "none";
			Item.getElementsByTagName("IMG").item(0).src = "images/FoldIn.gif";
			
		}
	}
}		

function ParentFold2(Item22){
	var ChildItem1 = new String();
	var TotalLoop1 = 0;
	ChildItem1 = Item22.nextSibling;
	do{
		TotalLoop1++;
		if(ChildItem1.tagName != "BLOCKQUOTE"){
			ChildItem1 = ChildItem1.nextSibling;
		}
		if(TotalLoop1 > 5){
			break;
		}
	}while(ChildItem1.tagName != "BLOCKQUOTE");
	if(ChildItem1.tagName == "BLOCKQUOTE"){
		if(ChildItem1.style.display == "none"){
			TotalLoop1=TotalLoop1;
		}else{
			ChildItem1.style.display = "none";
			Item22.getElementsByTagName("IMG").item(0).src = "images/FoldIn.gif";
			
		}
	}
}