function changeImages() {
	if (document.images && (preloadFlag == true) && menuatstart) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			menuatstart=false;
		}
	}
}


function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		bar1 = newImage("images/bar-left-menu-over");
		bar2 = newImage("images/bar-left-menu-off");
		preloadFlag = true;
	}
}


  function newWindow(url,windowname,parms) {
    window.open(url,windowname,parms)
  }

  function closeWindow(windowname) {
    window.close(windowname)
    return false
  }

function newPhotoWindow(url) {
  //center this window and feed correct dimensions to window opener
  //check if window is open and if so, bring to front
   newWindow(url, 'photopopupWindow','top=0,left=0,width=820,height=650')
}

function delineate2(str)  {
  point = str.lastIndexOf("=");
  returnvalue=str.substring(point+1,str.length);
  if (str.length<1) {returnvalue=1;}
  return(returnvalue);
//  return(str.substring(point+1,str.length));
}