<!-- the following script controls the thumbnail + image rollover -->

<!--
var isNav4, isNav6, isIE4;

/*
 * Browser version snooper; determines your browser
 * (Navigator 4, Navigator 6, or Internet Explorer 4/5)
 */
function setBrowser()
{
    if (navigator.appVersion.charAt(0) == "4")
    {
        if (navigator.appName.indexOf("Explorer") >= 0)
        {
            isIE4 = true;
        }
        else
        {
            isNav4 = true;
        }
    }
    else if (navigator.appVersion.charAt(0) > "4")
    {
        isNav6 = true;
    }       
}

isNav6 = true; /* browser detection doesn't work correctly all the time due to newer browsers.
	 this is an OK hedge, and seems to work in IE 5&6, NS6 & mozilla
	 Since this script will not be given to Ns4, that should be OK */

currentEast = "east1";
function showEast( whichEast ) {
	setIdProperty(currentEast, 'display', 'none');
	setIdProperty(whichEast, 'display', 'block');
	currentEast = whichEast;
}
function setIdProperty( id, property, value )
{
    if (isNav6)
    {
        var styleObject = document.getElementById( id );
        if (styleObject != null)
        {
            styleObject = styleObject.style;
            styleObject[ property ] = value;
        }
    }
    else if (isNav4)
    {
        document[id][property] = value;
    }
    else if (isIE4)
    {
         document.all[id].style[property] = value;
    }
}
//-->