function testFrame(callPage) {
  if (top == self) {
     if (callPage)
        top.location.href = 'index.html?callPage=' + callPage;
     else
        top.location.href = 'index.html';
  }
}

function getArgs() {
    var args = new Object();
    var query = location.search.substring(1);
    var pairs = query.split(",");
    for(var i = 0; i < pairs.length; i++) {
	var pos = pairs[i].indexOf('=');
	if (pos == -1) continue;
	var argname = pairs[i].substring(0,pos);
	var value = pairs[i].substring(pos+1);
	args[argname] = unescape(value);
    }
    return args;
}

function getPage() {
  var args = getArgs();
  if (args.callPage)
     return args.callPage;
  else
     return "start.html";
}