function bNavegador() {
  if( navigator.appName )
  {
    if( navigator.appName == "Microsoft Internet Explorer")  return 1;
    if( navigator.appName == "Netscape")  return 2;
  }
  return 0;
}
	
var contador = 1;

function Ventana(url)
{
  var w=640, h=480;
  var x = bNavegador();	
  if (window.screen && window.screen.availHeight) {
    h = window.screen.availHeight - 77; //63
    if( x==2 ) h = h - 11;
    w = window.screen.availWidth - 10; //4
  }

window.open(url,"_blank","toolbar=yes,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,top=0,left=0,width="+w+",height="+h);
}

function changeStatus() {
  if (messageNumber == 0) {
     window.status=default1;
     document.title=default1;
    }
  else if (messageNumber == 1) {
     window.status=text1;
     document.title=text1;
    }
  else if (messageNumber == 2) {
     window.status=text2;
     document.title=text2;
     }
  else if (messageNumber == 3) {
     window.status=text3;
     document.title=text3;
     messageNumber = 0;
     }

  messageNumber++;
  setTimeout("changeStatus();",changeRate);

}