var win = null;

function NewWindow(mypage,myname,w,h,scroll) {
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	settings =
	'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
	win = window.open(mypage,myname,settings)
	if(win.window.focus) win.window.focus();
}

function num2date(data) {
	if (!isNaN(data) && data != '' ) {
		if (data.length == 8) {
			new_data=data.substr(0,2)+'/'+data.substr(2,2)+'/'+data.substr(4);
			return new_data;
		}
		else return data;
	}
	else return data;
}