function changeVer(lang) {

	prog_file = "/cgi-bin/pdc/changever.cgi";

	search_str = "/pmb/";
	
	org_path=window.location.pathname;
	org_path_start=org_path.indexOf(search_str);
	org_path_end=org_path.length;
	org_path=org_path.substring(org_path_start, org_path_end);

	if (lang == 's') {
	//	base_path = cv_sc_base_path;
		lang_arg = "lang=s&";
	} else {
	//	base_path = cv_nonsc_base_path;
		lang_arg = "lang=c&";
	}
	
	prog_arg = "?" + lang_arg + "path=" + org_path;
	base_path = cv_nonsc_base_path;
	//alert(base_path + prog_file + prog_arg);	
	window.location = base_path + prog_file + prog_arg;
}