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https://www.hach.com.cn/web/scripts/authcode.js

js hach.com.cn collected 2026-10-05 03:36:20 UTC 498 bytes, 20 lines download raw bytes

1var ac_image;
2var ac_delay;
3var ac_timer;
4
5function authcode() {
6	if (ac_delay > 0) return;
7	ac_image = new Image();
8	ac_image.src = "/servlet/authcode?ver=" + Math.random();
9	ac_delay = 0;
10	ac_timer = setInterval("reloadImg()", 100);
11}
12
13function reloadImg() {
14	if (ac_image.readyState == "complete" || ac_image.complete || ac_delay >= 10) {
15		if (ac_delay < 10) document.getElementById("ac").src = ac_image.src;
16		clearInterval(ac_timer);
17		ac_delay = 0;
18	}
19	else ac_delay ++;
20}

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