function revealMsgBox(groupid){	
	var ns4=(document.layers);
	var ie=(document.all);
	var w3=(document.getElementById && !ie);
    if(!ns4 && !ie && !w3) return;
    if(ie) thisgroup=eval('document.all.' + groupid + '.style');
    else if(ns4) thisgroup=eval('document.layers["' + groupid +'"]');
    else if(w3) thisgroup=eval('document.getElementById("' + groupid + '").style');
    if (thisgroup.display == "none") thisgroup.display="";
}

function hideMsgBox(groupid){
	var ns4=(document.layers);
	var ie=(document.all);
	var w3=(document.getElementById && !ie);
    if(!ns4 && !ie && !w3) return;	
	if(document.getElementById(groupid)) {
    	if(ie) thisgroup=eval('document.all.' + groupid + '.style');
    	else if(ns4) thisgroup=eval('document.layers["' + groupid +'"]');
    	else if(w3) thisgroup=eval('document.getElementById("' + groupid + '").style');
    	if (thisgroup.display == "") thisgroup.display="none";
	}
}