// Multi-browser XMLHttpRequest function
function getXmlHttpObject()
{
	if (window.XMLHttpRequest) // code for IE7+, Firefox, Chrome, Opera, Safari
	{
		xmlhttp=new XMLHttpRequest();
	}
	else // code for IE6, IE5
	{
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	return xmlhttp;
}

// Dropdown menu script
var timeout    = 0;
var closetimer = 0;
var ddmenuitem = 0;

function jsddm_open()
{
	jsddm_canceltimer();
   jsddm_close();
   ddmenuitem = $(this).find('ul').css('visibility', 'visible');
}

function jsddm_close()
{
	if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');
}

function jsddm_timer()
{
	closetimer = window.setTimeout(jsddm_close, timeout);
}

function jsddm_canceltimer()
{  if(closetimer)
   {
	   window.clearTimeout(closetimer);
      closetimer = null;
   }
}

$(document).ready(function()
{
	$('#nav > li').bind('mouseover', jsddm_open)
	$('#nav > li').bind('mouseout',  jsddm_timer)
});

document.onclick = jsddm_close;

// Form return script
function form_return(page,box)
{
	xmlhttp=getXmlHttpObject();
	
	xmlhttp.open('GET',page,true);
	
	xmlhttp.onreadystatechange=function()
	{ 
		if (xmlhttp.readyState==4)
		{ 
		document.getElementById(box).innerHTML=xmlhttp.responseText;
		}
	}
	//xmlhttp.setRequestHeader("Content-type","application/x-www-form-urlencoded");
	xmlhttp.send(null);
}