function webClient() {

  var i;

  this.IE    = false;
  this.NS    = false;
  this.OP    = false;
  this.release = null;

  if ((i = navigator.userAgent.indexOf("Opera")) >= 0) {
    this.OP = true;
    this.version = parseFloat(navigator.userAgent.substr(i + 5));
    return;
  }


  if ((i = navigator.userAgent.indexOf("MSIE")) >= 0) {
    this.IE = true;
    this.release = parseFloat(navigator.userAgent.substr(i + 4));
    return;
  }

  if ((i = navigator.userAgent.indexOf("Netscape6/")) >= 0) {
    this.NS = true;
    this.release = parseFloat(navigator.userAgent.substr(i + 10));
    return;
  }

  if ((i = navigator.userAgent.indexOf("Netscape7/")) >= 0) {
    this.NS = true;
    this.release = parseFloat(navigator.userAgent.substr(i + 10));
    return;
  }

  if ((i = navigator.userAgent.indexOf("Gecko")) >= 0) {
    this.NS = true;
    this.release = 6.1;
    return;
  }
}


var webClient = new webClient();

var activeButton = null;
var activeSubButton = null;

 if (webClient.IE)
	 document.onmousedown = pageMouseDown;
  else
     document.addEventListener("mousedown", pageMouseDown, true);

function pageMouseDown(event) {

  var el;

  //if (activeButton == null)
  //  return;

  if (webClient.IE)
    el = window.event.srcElement;
  else
    el = (event.target.tagName ? event.target : event.target.parentNode);

  if (el == activeButton || el == activeSubButton)
    return;

  if (el.className != "menuButton"  && el.className != "menuItem" &&
      el.className != "menuItemSep" && el.className != "menu") {
	    if (activeButton) closeMenu(activeButton);
    	if (activeSubButton) closeSubMenu(activeSubButton);
	}
}

function menuTouch(event, menuName) {
  var button;
  if (webClient.IE)
    button = window.event.srcElement;
  else
    button = (event.target.tagName ? event.target : event.target.parentNode);

  if (!button.menu && menuName)
    button.menu = document.getElementById(menuName);

  if (activeButton && activeButton != button)
    closeMenu(activeButton);
  if (activeSubButton && activeSubButton != button)
    closeSubMenu(activeSubButton);

  if (!button.isactive)
  	if (menuName) {
	    openMenu(button);
	//} else {
	//	activeButton=button;
	//	button.isactive=true;
	//	button.className = "menuButtonActive";
	}
  return false;
}

function subMenuTouch(event, menuName) {
  var button;

  if (webClient.IE)
    button = window.event.srcElement;
  else
    button = (event.target.tagName ? event.target : event.target.parentNode);

  if (!button.menu && menuName)
    button.menu = document.getElementById(menuName);

  if (activeSubButton && activeSubButton != button)
    closeSubMenu(activeSubButton);

  if (!button.isactive && menuName)
    openSubMenu(button);

  return false;
}

function openSubMenu(button) {

  var w, dw, x, y;

  button.className = "menuItemActive";

  if (webClient.IE && !button.menu.firstChild.style.width) {
    w = button.menu.firstChild.offsetWidth;
    button.menu.firstChild.style.width = w + "px";
    dw = button.menu.firstChild.offsetWidth - w;
    w -= dw;
    button.menu.firstChild.style.width = w + "px";
  }

  //x = getPageOffsetLeft(button)- button.menu.offsetWidth - 3;;
  x = getPageOffsetLeft(button) + 100;
  y = getPageOffsetTop(button) + 5;

  x++;
  y++;

  button.menu.style.left = x + "px";
  button.menu.style.top  = y + "px";
  button.menu.style.visibility = "visible";

  button.isactive = true;
  activeSubButton = button;
}

function openMenu(button) {

  var w, dw, x, y;

  button.className = "menuButtonActive";

  if (webClient.IE && !button.menu.firstChild.style.width) {
    w = button.menu.firstChild.offsetWidth;
    button.menu.firstChild.style.width = w + "px";
    dw = button.menu.firstChild.offsetWidth - w;
    w -= dw;
    button.menu.firstChild.style.width = w + "px";
  }

  //x = getPageOffsetLeft(button)- button.menu.offsetWidth + 50;;
  x = getPageOffsetLeft(button);
  y = getPageOffsetTop(button) + button.offsetHeight + 3;

  button.menu.style.left = x + "px";
  button.menu.style.top  = y + "px";
  button.menu.style.visibility = "visible";

  button.isactive = true;
  activeButton = button;
}

function closeMenu(button) {
  button.className = "menuButton";

  if (button.menu) button.menu.style.visibility = "hidden";

  button.isactive = false;
  activeButton = null;
}

function closeSubMenu(button) {
  button.className = "menuItem";

  if (button.menu) button.menu.style.visibility = "hidden";

  button.isactive = false;
  activeSubButton = null;
}


function getPageOffsetLeft(el) {
  return el.offsetLeft + (el.offsetParent ? getPageOffsetLeft(el.offsetParent) : 0);
}

function getPageOffsetTop(el) {
  return el.offsetTop + (el.offsetParent ? getPageOffsetTop(el.offsetParent) : 0);
}


function createXMLHttpRequest()
{
  var ua;
  
  if(window.XMLHttpRequest)
  {
   try
   {
    ua = new XMLHttpRequest();
   }
   catch(e)
   {
    ua=false;
   }
  }
  else if(window.ActiveXObject)
  {
   try
   {
    ua = new ActiveXObject("Microsoft.XMLHTTP");
   }
   catch(e)
   {
    ua=false;
   }
  }
  return ua;
}

function URLEncode(url)
{
 var SAFECHARS = "0123456789" + "ABCDEFGHIJKLMNOPQRSTUVWXYZ" + "abcdefghijklmnopqrstuvwxyz" + "-_.!~*'()"; 
 var HEX = "0123456789ABCDEF";

 var plaintext = url;
 var encoded = "";

 for (var i = 0; i < plaintext.length; i++ )
 {
  var ch = plaintext.charAt(i);
  if (ch == " ")
  {
   encoded += "+"; 
  }
  else if (SAFECHARS.indexOf(ch) != -1)
  {
   encoded += ch;
  }
  else
  {
   var charCode = ch.charCodeAt(0);
   if (charCode > 255)
   {
    encoded += "+";
   }
   else
   {
    encoded += "%";
    encoded += HEX.charAt((charCode >> 4) & 0xF);
    encoded += HEX.charAt(charCode & 0xF);
   }
  }
 }
 return encoded;
}

function URLDecode(url) 
{
 var HEXCHARS = "0123456789ABCDEFabcdef";
 var encoded = url;
 var plaintext = "";
 var i = 0;
 while (i < encoded.length)
 {
  var ch = encoded.charAt(i);
  if (ch == "+")
  {
   plaintext += " ";
   i++;
  }
  else if (ch == "%")
  {
   if (i < (encoded.length-2) && HEXCHARS.indexOf(encoded.charAt(i+1)) != -1 && HEXCHARS.indexOf(encoded.charAt(i+2)) != -1 )
   {
    plaintext += unescape( encoded.substr(i,3) );
    i += 3;
   }
   else
   {
    plaintext += "%[ERROR]";
    i++;
   }
  }
  else
  {
   plaintext += ch;
   i++;
  }
 } 
 return plaintext;
}