// JavaScript Document
// routine to open main window (usually named 'mymainwindow')
function mainwindowlink(url,windowname) {
    windowHandle = window.open(url,windowname);
	windowHandle.focus();
	window.opener = top;
	window.close();
	}
// routine to open main window (usually named 'mymainwindow') but don't close source window
function mainwindowlinknc(url,windowname) {
    windowHandle = window.open(url,windowname);
	windowHandle.focus();
	window.opener = top;
	}
//routine to resize current window to width=w, height=h
function resize(w,h) {
	top.resizeTo(w,h);
	}