if (document.images) {
        
    var shopn = new Image()
    shopn.src = "../../images/nav_wineshop_off.gif"
    var shopa = new Image()
    shopa.src = "../../images/nav_wineshop_on.gif"
    
	var investingn = new Image()
   	investingn.src = "../../images/nav_investing_off.gif"
    var investinga = new Image()
    investinga.src = "../../images/nav_investing_on.gif"
    
	var tastingsn = new Image()
    tastingsn.src = "../../images/nav_tastings_off.gif"
    var tastingsa = new Image()
    tastingsa.src = "../../images/nav_tastings_on.gif"
    
	var viewn = new Image()
    viewn.src = "../../images/nav_view_off.gif"
    var viewa = new Image()
    viewa.src = "../../images/nav_view_on.gif"
    
	var aboutusn = new Image()
    aboutusn.src = "../../images/nav_aboutus_off.gif"
    var aboutusa = new Image()
    aboutusa.src = "../../images/nav_aboutus_on.gif"
    
}
	
function act(imgName) {
        if (document.images) 
                document[imgName].src = eval(imgName + 'a.src')
        }

function inact(imgName) {
        if (document.images)
        document[imgName].src = eval(imgName + 'n.src')
        }