//this is to postion the navigation

function getDivTop(layer){
	var y = 0;
	var myLayer = getObj(layer);
	if (document.getElementById)
	{
		y=myLayer.offsetTop;
		return y;
	}
	else if (document.all)
	{
		y=myLayer.offsetTop;
		return y;
	}
	else if (document.layers)
	{
		y=myLayer.y;
		return y;
	}
	else return false;
}

function getDivLeft(layer){
	var x = 0;
	var myLayer = getObj(layer);
	if (document.getElementById)
	{
		x=myLayer.offsetLeft;
		return x;
	}
	else if (document.all)
	{
		x=myLayer.offsetLeft;
		return x;
	}
	else if (document.layers)
	{
		x=myLayer.x;
		return x;
	}
	else return false;
}

function moveLayerTo(layer, x, y) {
	var myLayer = getObj(layer);
	myLayer.style.left = x;
	myLayer.style.top  = y;
}

function setPos(layer){
	var baseTop
	var baseLeft
	baseTop = getDivTop(layer);
	baseLeft = getDivLeft(layer);
//	alert(navigator.appName)
	if(navigator.appname == "Netscape"){
	//	alert("1")
		y = baseTop + 30;
		x = baseLeft - 59;
	}else{
	//	alert("2")
		y = baseTop + 25;
		x = baseLeft - 0;
	}
	moveLayerTo('navig', x, y);
}


//visibility
hideTimer=null

function showLayer(layer){
	var myLayer = getObj(layer);
 	clearTimeout(hideTimer)
    myLayer.style.visibility = "visible";
}

function hideNavig(){
	hideTimer=setTimeout("var myLayer = getObj('navig'); myLayer.style.visibility = 'hidden'",1100) 
}


// capabilities detection
function getObj(name)
{
  if (document.getElementById)
  {
    return document.getElementById(name);
  }
  else if (document.all)
  {
    return document.all[name];
  }
  else if (document.layers)
  {
    return document.layers[name];
  }
  else return false;
}

// submenus
function toggleDisplay(id){
  var nMenu=3 //Set number of menu elements (start at 0)
  var i=0
  var skipId=id
  
  while(i<=nMenu){
    var hideId="content_"+i
    //alert("hideId = " + hideId + ". skipId = " + skipId)
    if (hideId!=skipId){
      if (document.all){
        document.all[hideId].style.display = 'none';
      } else if (document.getElementById){
        document.getElementById(hideId).style.display = 'none';
      }
    }
    i=i+1
  }
 
  if (document.all){
    if(document.all[id].style.display == 'none'){
      document.all[id].style.display = '';
    } else {
      document.all[id].style.display = 'none';
    }
  } else if (document.getElementById){
    if(document.getElementById(id).style.display == 'none'){
      document.getElementById(id).style.display = 'block';
    } else {
      document.getElementById(id).style.display = 'none';
    }
  }
  
  return false;
}



function popupPage(page,h,w) {
windowprops = "height=" + h + ",width=" + w + ",location=no," + "scrollbars=no,menubars=no,toolbars=no,resizable=yes";

window.open(page, "Everyman", windowprops);
}

function popupPageNoScroll(page,h,w) {
windowprops = "height=" + h + ",width=" + w + ",location=no," + "scrollbars=no,menubars=no,toolbars=no,resizable=no";

window.open(page, "Everyman", windowprops);
}

function popupPageScroll(page,h,w) {
windowprops = "height=" + h + ",width=" + w + ",location=no," + "scrollbars=yes,menubars=no,toolbars=no,resizable=no";

window.open(page, "Everyman", windowprops);
}