求救,为什么这段代码运行后会出现内存不足的提示 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" > <html> <head> <meta http-equiv="Content-Type" content="text/html;charset=gb2312"> <title>汉字时间</title>
</head> <body> <script defer>
function clock2(index) { text = ""; var hanzi = "一二三四五六七八九十"; if(index==0) { text = text +"零"; } else if(index<10) { text = text+hanzi.substring(0+(index-1),index); } else if(index<20) { text ="十"+ text +hanzi.substring(0+(index-11),(index-10));
} else if(index<30) { text ="二十"+ text+hanzi.substring(0+(index-21),(index-20)); } else if(index<40) { text ="三十"+ text +hanzi.substring(0+(index-31),(index-30));
} else if(index<50) { text = "四十"+text+hanzi.substring(0+(index-41),(index-40)); } else if(index<60) { text ="五十"+ text +hanzi.substring(0+(index-51),(index-50));
} return text; } function clock2_1()
{ clocker = document.getElementById("timer2"); aaa = new Date(); hours = aaa.getHours(); min = aaa.getMinutes(); seconds= aaa.getSeconds();