function OpenDoc(nreg) 
{
	var i=Math.round((Math.random() * (10000000 - 1)));
	window.open("","D"+i,"width=628,height=400,status=no,toolbar=no,resizable=yes,scrollbars=yes,menubar=yes");
	document.ss.target="D"+i;
	document.ss.nreg.value=nreg;
	document.ss.submit(); 
}