// Example
// <a href="http://www.espn.com/" onClick="popUp(this.href,'cs',700,500);return false" target=_blank>
var newWin = null;
function popUp(URL, type, width, height) {
  if (newWin != null && !newWin.closed)
    newWin.close();
  var options="";
  if (type=="nav")
  	options="toolbar,resizable,scrollbars,height="+
      height+",width="+width;
  if (type=="cs")
  	options="resizable,scrollbars,height="+
      height+",width="+width;
  if (type=="console")
    options="resizable,height="+
      height+",width="+width;
  if (type=="fixed")
    options="scrollbars,height="+
      height+",width="+width;
  if (type=="elastic")
    options="toolbar,menubar,scrollbars,"+
      "resizable,location,height="+
      height+",width="+width;
  newWin = window.open(URL, 'newWin', options);
  newWin.focus();
}