function new_window(url,title,sizex,sizey) {
	var newWindow;
	var props = 'scrollBars=yes,resizable=yes,toolbar=no,menubar=no,location=no,directories=no,width='+sizex+',height='+sizey+'';
	newWindow = window.open(url, title, props);
//	return newWindow;
}
function log_window(url,title,sizex,sizey) {
	var newWindow;
	var props = 'scrollBars=yes,resizable=yes,toolbar=no,menubar=no,location=no,directories=no,width='+sizex+',height='+sizey+'';
	newWindow = window.open(url, title, props);
	return newWindow;
}