if ($step > 0)
$ret .= sprintf("last_clean = %d;\n", ($step-1));
$ret .= sprintf("
-window.onload = function () { if (xynt_streaming != \"ready\") { xynt_streaming.transp.stopped = true; } };
+window.onload = function () { try { if (xynt_streaming != \"ready\") { xynt_streaming.transp.stopped = true; } } catch(e) { /* console.log(\"catcha\"); */ } };
</script>
</head>
<body>");
<script type=\"text/javascript\">
var xynt_streaming = \"ready\";", $base, $base);
$ret .= sprintf("
-window.onload = function () { if (xynt_streaming != \"ready\") { xynt_streaming.reload(); } };
+window.onload = function () { try { if (xynt_streaming != \"ready\") { xynt_streaming.reload(); } } catch(e) { /* console.log(\"catcha\"); */ } };
</script>
</head>
<body>");