// Pre-load rollover images

var preloaded = new Array();
function preload_images() 
{
   for (var i = 0; i < arguments.length; i++)
    {
        preloaded[i] = document.createElement('img');
        preloaded[i].setAttribute('src',arguments[i]);
    };
};

function preload_primarynav()
{
	preload_images
	(
    ''
    );		
};

var newwindow;
function popupwindow(url)
{
	newwindow=window.open(url,'name','location=0,status=0,width=760,height=600,scrollbars=1');
	if (window.focus) {newwindow.focus()}
}

var myWindow;

function popupcentredwindow(url) {
    var width = 760;
    var height = 600;
    var left = parseInt((screen.availWidth/2) - (width/2));
    var top = parseInt((screen.availHeight/2) - (height/2));
    var windowFeatures = "width=" + width + ",height=" + height + ",scrollbars=1,status,resizable,left=" + left + ",top=" + top + "screenX=" + left + ",screenY=" + top;
    myWindow = window.open(url, "subWind", windowFeatures);
}