var win=null;
function popup(mypage,myname,w,h,pos,infocus,scroll,res){
  if(pos=="left"){
    myleft=0;mytop=0;
  }
  if(pos=="right"){
    myleft=screen.width-w-6;
    mytop=0;
  }
  if(pos=="center"){
    myleft=(screen.width)?(screen.width-w)/2:100;
    mytop=(screen.height)?(screen.height-h)/2:100;
  }
  else if((pos!='center' && pos!="left" && pos!="right") || pos==null){
    myleft=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;
    mytop=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;
  }
  settings="width=" + w + ",height=" + h + ",top=" + mytop + ",left=" + myleft + ",scrollbars=" + scroll + ",location=no,directories=no,status=yes,menubar=no,toolbar=no,resizable=" + res;
  win=window.open(mypage,myname,settings);
  win.focus();
}

function Alert(ask, url)
	{
		aux = window.confirm(ask);
		if (aux) //delete
		{
			window.location=url;
		}
	}