navdivs = new Array('aboutus','diamonds','stones','pearls');


mycount=navdivs.length;

function toggle(x){
	if(document.getElementById(x).style.display != "inline"){
		document.getElementById(x).style.display="inline";
	}else{
		document.getElementById(x).style.display="none";
	}
}

function expandall(){
	for(i=0;i<mycount;i++){
	document.getElementById(navdivs[i]).style.display="block";
	}

}

function colapseall(){
	for(i=0;i<mycount;i++){
	document.getElementById(navdivs[i]).style.display="none";
	}

}

function myexpand(x,y){
	colapseall();
	document.getElementById(x).style.left=findPos(y)+153;
	document.getElementById(x).style.display="block";
}

function mycollapse(x){
	x.style.display="none";
}

function theMouseOut(x,event){
	if (document.all) { //is IE
		if (!event.fromElement.contains(event.toElement) && !x.contains(event.toElement)){
			mycollapse(x);
		}
	}else{ //is mozilla
		if (checkMouseLeave(x, event)){mycollapse(x);
		}	 
	}
		
}

function checkMouseLeave (element, evt) {
    return !containsDOM(element, evt.relatedTarget);
}


function containsDOM (container, containee) {
  var isParent = false;
  do {
    if ((isParent = container == containee))
      break;
    containee = containee.parentNode;
  }
  while (containee != null);
  return isParent;
}

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	//return [curleft,curtop];
	return curleft;
}


function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	//return [curleft,curtop];
	return curleft;
}

function alignnav(){
			newleft=findPos(document.getElementById('leftNav'))+153;
			for(i=0;i<navdivs.length;i++){
				
				document.getElementById(navdivs[i]).style.left=newleft+"px";
			}	
		}	
		
		curr_art='';
		function show_art(x){
			if(curr_art!=''){document.getElementById(curr_art).style.display='none';}else{document.getElementById('content').style.background='url(images/spacer.gif)'}
			document.getElementById(x).style.display='block';
			curr_art=x;
		}