// ----- Popup Control ---------------------------------------------------------
var mode;
function at_display(x)
{
  var win = window.open();
  for (var i in x) win.document.write(i+' = '+x[i]+'<br>');
}

function disableAnchor(obj, disable)
	{
		if(disable)
		{
			var href = obj.getAttribute("href");
			if(href && href != "" && href != null)
			{
				obj.setAttribute('href_bak', href);
			}
			obj.removeAttribute('href');
			obj.style.color="gray";
		 }
		else
		{
		obj.setAttribute('href', obj.attributes['href_bak'].nodeValue);
		obj.style.color="blue";
		}
	}

// ----- Show Aux -----

function at_show_aux(parent, child)
{
	var p = document.getElementById(parent);
	var c = document.getElementById(child );

  c.style.position   = "relative";
  c.style.visibility = "visible"; 
  
}

// ----- Show -----

function at_show()
{
  var p = document.getElementById(this["at_parent"]);
  var c = document.getElementById(this["at_child" ]);
  at_show_aux(p.id, c.id);

  clearTimeout(c["at_timeout"]);
 
}

// ----- Hide -----

function at_hide()
{
  var c = document.getElementById(this["at_child"]);

  c["at_timeout"] = setTimeout("document.getElementById('"+c.id+"').style.visibility = 'hidden'", 333);
}

// ----- Click -----

function at_click()
{
  var p = document.getElementById(this["at_parent"]);
  var c = document.getElementById(this["at_child" ]);

  if (c.style.visibility != "visible")
       at_show_aux(p.id, c.id);
  else c.style.visibility = "hidden";

  return false;
}

// ----- Attach -----

// PARAMETERS:
// parent   - id of visible html element
// child    - id of invisible html element that will be dropdowned
// showtype - "click" = you should click the parent to show/hide the child
//            "hover" = you should place the mouse over the parent to show
//                      the child
// position - "x" = the child is displayed to the right of the parent
//            "y" = the child is displayed below the parent
// cursor   - Omit to use default cursor or check any CSS manual for possible
//            values of this field

function GPCR_at_attach(parent, child, showtype, position, cursor, hdnHide)
{

		var hide = document.getElementById(hdnHide).value;
		var p = document.getElementById(parent);
		var c = document.getElementById(child);
		
		p["at_parent"]     = p.id;
		c["at_parent"]     = p.id;
		p["at_child"]      = c.id;
		c["at_child"]      = c.id;
		p["at_position"]   = position;
		c["at_position"]   = position;

		c.style.position   = "relative";
		c.style.visibility = "hidden";
		
	if(hide=="")
	{
		if (cursor != undefined) p.style.cursor = cursor;
		switch (showtype)
		{
			case "click":
			p.onclick     = at_click;
			p.onmouseout  = at_hide;
			c.onmouseover = at_show;
			c.onmouseout  = at_hide;
			break;
			case "hover":
			p.onmouseover = at_show;
			p.onmouseout  = at_hide;
			c.onmouseover = at_show;
			c.onmouseout  = at_hide;
			break;
			
		}
	}
	else
	{
		//if (cursor != undefined) p.style.cursor = cursor;
			p.onmouseover = at_hide;
			p.onmouseout  = at_hide;
			c.onmouseover = at_hide;
			c.onmouseout  = at_hide;
			p.onclick     = at_hide;
			p.onmouseout  = at_hide;
			c.onmouseover = at_hide;
			c.onmouseout  = at_hide;
	}
}