function checkframe(id){
	var par, curloc, parloc, parfile;
	try{
		par = parent.document.location.host+parent.document.location.pathname;
		parloc = par.substr(0,par.lastIndexOf("\/"));
		parfile = par.substr(par.lastIndexOf("\/")+1);
		curloc = document.location.host+document.location.pathname;
		curloc = curloc.substr(0,curloc.lastIndexOf("\/"));
		if (!(parloc == curloc && parfile == "basis.asp")) document.location="basis.asp?id="+id;
	}
	catch(er)
	{
		document.location="basis.asp?id="+id;
	}
}