if (document.images){
	imgNavBasket = new Image(); imgNavBasket.loc = "images/home/"; imgNavBasket.onsrc = "rightnav_back_basket_on.gif"; imgNavBasket.offsrc = "rightnav_back_basket_off.gif";
	imgNavCheckout = new Image(); imgNavCheckout.loc = "images/home/"; imgNavCheckout.onsrc = "rightnav_back_checkout_on.gif"; imgNavCheckout.offsrc = "rightnav_back_checkout_off.gif";
	imgNavMyAccount = new Image(); imgNavMyAccount.loc = "images/home/"; imgNavMyAccount.onsrc = "rightnav_back_myaccount_on.gif"; imgNavMyAccount.offsrc = "rightnav_back_myaccount_off.gif";
	imgNavHelp = new Image(); imgNavHelp.loc = "images/home/"; imgNavHelp.onsrc = "rightnav_back_help_on.gif"; imgNavHelp.offsrc = "rightnav_back_help_off.gif";
}

function imgRoll(imgName,state)
{
	if(document.images)
   	{
		imgpath=(imgName+".loc");
		imgpath=eval(imgpath); //imgpath+imgName;
			 	
		if (state==1)
		{
			document[imgName].src = imgpath+eval(imgName+".onsrc");
		}
		else
		{
			document[imgName].src = imgpath+eval(imgName+".offsrc");
		}
   }
   return true;
}