function PRO_openPopupWindow(theURL, winName, intWidth, intHeight, features, centralise) {
	features = features + ",width=" + intWidth + ",height=" + intHeight;

	if (centralise == "yes") {
		var intAvailWidth = 640, intAvailHeight = 480;
		var intMargin = 10;
		var intTop = intMargin, intLeft = intMargin;
		if (typeof(screen) == "object") {
			intAvailWidth = screen.availWidth;
			intAvailHeight = screen.availHeight;
		}
		intTop = Math.round(intAvailHeight/2 - intHeight/2);
		if (intTop < intMargin) intTop = intMargin;
		intLeft = Math.round(intAvailWidth/2 - intWidth/2);
		if (intLeft < intMargin) intLeft = intMargin;
		features = features + ",left=" + intLeft + ",top=" + intTop;
	}
	
  var newWin = window.open(theURL,winName,features);
  if (newWin.focus) newWin.focus();
  document.MM_returnValue = false;
}

function NAjumpmenu(bform){
var URL = bform.jumpmenu.options[bform.jumpmenu.selectedIndex].value;
window.location.href = URL;
}