// <script>

// Copyright (C) 2005 Ilya S. Lyubinskiy. All rights reserved.
// Technical support: http://www.php-development.ru/
//
// YOU MAY NOT
// (1) Remove or modify this copyright notice.
// (2) Distribute this code, any part or any modified version of it.
//     Instead, you can link to the homepage of this code:
//     http://www.php-development.ru/javascripts/dropdown.php.
//
// YOU MAY
// (1) Use this code on your website.
// (2) Use this code as a part of another product provided that
//     its main use is not creating javascript menus.
//
// NO WARRANTY
// This code is provided "as is" without warranty of any kind, either
// expressed or implied, including, but not limited to, the implied warranties
// of merchantability and fitness for a particular purpose. You expressly
// acknowledge and agree that use of this code is at your own risk.


// ----- Popup Control ---------------------------------------------------------

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

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

function at_show_aux(parent, child, container)
{
  var p = document.getElementById(parent);
  var c = document.getElementById(child);
  if (container != false)
  {
	  var container = document.getElementById(container);
  }else{
	  var container = false;
  }

  var offsetX = 1;
  var offsetY = 1;
  var offsetXX = 0;
  if(navigator.appName=="Netscape"){
	offsetX=1;
	offsetY=1;
	var offsetXX = 0;
  }

  var top  = (c["at_position"] == "y") ? p.offsetHeight+offsetY: 0;
  var left = (c["at_position"] == "x") ? p.offsetWidth+offsetX : offsetXX;
  var childWidth = p.offsetWidth;

  for (; p; p = p.offsetParent)
  {
    top  += p.offsetTop;
    left += p.offsetLeft;
  }

  c.style.position = "absolute";
  c.style.zIndex = 600;
  c.style.top = top + 'px';

  if (c.offsetWidth < childWidth)
  {
	  try{
		document.getElementById("table_"+c.id).style.width = childWidth + 1 + 'px';
	  }catch(er){

	  }
  }

  c.style.left = left + 'px';
  c.style.visibility = 'visible';

  if(container != false){
	container.style.visibility = 'visible';
  }

}

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

function at_show()
{  
  var p = document.getElementById(this["at_parent"]);
  var c = document.getElementById(this["at_child" ]);
  if(this["at_parent_cont"]!=false)
	var container = document.getElementById(this["at_parent_cont"]);
  else
	var container = false;
  document.getElementById(p.id).className = document.getElementById(p.id).className + " " + document.getElementById(p.id).className + "_hover";
  if(container == false){
	var cont_id = false;
  }else{
	var cont_id = container.id;
    clearTimeout(container["at_timeout"]);
  }
  at_show_aux(p.id, c.id, cont_id);
  clearTimeout(c["at_timeout"]);
}

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

function at_hide()
{
  var p = document.getElementById(this["at_parent"]);
  var c = document.getElementById(this["at_child"]);
  if(this["at_parent_cont"]!=false)
	var container = document.getElementById(this["at_parent_cont"]);
  else
	var container = false;

  if(container == false){
	var cont_id = false;
  }else{
	var cont_id = "document.getElementById('"+container.id+"').style.visibility = 'hidden';";
	container["at_timeout"] = setTimeout(cont_id, 100);
  }
  
  var mmm = document.getElementById(p.id).className;
  document.getElementById(p.id).className = mmm.substring(0,(mmm.length-7)/2);
  c["at_timeout"] = setTimeout("document.getElementById('"+c.id+"').style.visibility = 'hidden'; "+cont_id+" ", 50);

}

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

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

  if(c.style.visibility != "visible")
       at_show_aux(p.id, c.id, container.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 at_attach(parent, child, showtype, position, cursor, parentContainer)
{
  
  var p = document.getElementById(parent);
  var c = document.getElementById(child);

  p["at_parent"]	= p.id;
  c["at_parent"]	= p.id;
  //p["at_parent_cont"]	= parentContainer;
  p["at_parent_cont"]	= false;
  c["at_parent_cont"]	= parentContainer;
  p["at_child"]		= c.id;
  c["at_child"]		= c.id;
  p["at_position"]	= position;
  c["at_position"]	= position;

  c.style.position	= "absolute";
  c.style.visibility	= "hidden";

  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;
  }
}