//	History Back
function hBack(){
	history.back();
}

//Open new window
function openWindow(URL,winName,size_attr) {
	var nf_attr = 'toolbar=no,location=yes,directories=no,status=yes,menubar=yes,scrollbars=yes,resizable=yes';
	var nfwin = window.open(URL,winName,size_attr+nf_attr);
}

//	Close Window
function closeWindow(){
	window.close;
}