var DHTML = (document.getElementById || document.all || document.layers); 
function ap_getObj(name) 
{ 
	if (document.getElementById) 
        { 
        	return document.getElementById(name).style; 
        } 
        else if (document.all) 
        { 
                return document.all[name].style; 
        } 
        else if (document.layers) 
        { 
                return document.layers[name]; 
        } 
}             
function ap_showWaitMessage(div,flag) 
{ 
        if (!DHTML) return; 
        var x = ap_getObj(div); 
        x.visibility = (flag) ? 'visible':'hidden' 
        if(! document.getElementById) 
	        if(document.layers) 
                x.left=280/2; 
        return true; 
}