function xCollapsible(outerEle,bShow){

	var container = xGetElementById(outerEle);
	if(!container){
		return null;
	}
	var isUL = container.nodeName.toUpperCase() == "UL";
	var i,trg,aTgt = xGetElementsByTagName(isUL ? "UL":"DIV", container);
	for(i = 0; i < aTgt.length; ++i){
		trg = xPrevSib(aTgt[i]);
		if(trg && (isUL || trg.nodeName.charAt(0).toUpperCase() == "H")){
			aTgt[i].xTrgPtr = trg;
			trg.style.cursor = "pointer";
			trg.xTgtPtr = aTgt[i];
			trg.onclick = trg_onClick;
		}  
	}
  
	function trg_onClick(){
		var tgt = this.xTgtPtr.style;
		if(tgt.display == "none"){
			tgt.display = "block";
		}else{
			tgt.display = "none";
		}
	}

	this.displayAll = function(bShow){
		for(var i = 0; i < aTgt.length; ++i){
			if(aTgt[i].xTrgPtr){
				xDisplay(aTgt[i], bShow ? "block":"none");
			}
		}
	};

	this.onUnload = function(){
		if(!xIE4Up || !container || !aTgt){
			return;
		}
		for(i = 0; i < aTgt.length; ++i){
			trg = aTgt[i].xTrgPtr;
			if(trg){
				if(trg.xTgtPtr){
					trg.xTgtPtr.TrgPtr = null;
					trg.xTgtPtr = null;
				}
				trg.onclick = null;
			}
		}
	};

}