function show(showobj) {
        
        if (n) document.layers(showobj).visibility = "show"
        if (ie || n5) document.all(showobj).style.visibility = "visible"
    }
    
    function hide(hideobj) {
        
        if (n) document.layers(hideobj).visibility = "hide"
        if (ie || n5) document.all(hideobj).style.visibility = "hidden"
    }
    
    function hideAll(obj,maximum) {
        for (i=1;i<=maximum;i++) { 
        hide(obj+i);    
        }
    }