function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function locateObject(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=locateObject(n,d.layers[i].document); return x;
}
function QSHandler() {
  var qs = location.search.substr(1).split("&");
  this.data = [];
  for(var i = 0; i < qs.length; i++) this.data[qs[i].split("=")[0]] = qs[i].split("=")[1];

  this.QueryString = function(x) {
    return this.data[x];
  }
} 
var Request = new QSHandler();

function Reveal() {
var msg = Request.QueryString("msg");
/*alert(msg);
  eval(msg+".style.display='block'"); */
  if (msg != 'a') {
    a.style.display='none';
  } else {
   eval(msg+".style.display='block'");
  }
}