第一题:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>病毒页面效果</title> </head> <body> <body onload="open_adv();"> <div class="content"> <div class="logo"> <img src="picture/webPic.jpg"> </div> </div> <script type="text/javascript"> function open_adv1(){ window.open("第一题病毒网页.html","_back","width=250px,height=250px;"); } var open_adv = setInterval("open_adv1()",1000); </script> </body> </body> </html>
第二题：
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>根据当前时间显示问候语</title> </head> <body> <div id="myclock" style="font-size: 20px;"></div> <script type="text/javascript"> function disptime(){ var today = new Date(); //获得当前时间 var nian = today.getFullYear();//获得年份 var yue = today.getMonth()+1; //获得月份 var tian= today.getDate(); //获得天数 var hh = today.getHours(); //获得小时 var mm = today.getMinutes();//获得分钟 var ss = today.getSeconds(); //获得秒 if (hh<=12){ a=("上午好！欢迎来到贵美") }else if (hh > 12 && hh <= 18){ a=("下午好！欢迎来到贵美") }else{ a=("晚上好！欢迎来到贵美") } /*设置div的内容为当前时间*/ document.getElementById("myclock").innerHTML="今天日期:"+nian+"年"+yue+"月"+tian+"日<br>"+"现在的时间:"+hh +":"+mm+": "+ss+"<br>"+a; } /*使用setInterval()每间隔指定毫秒后调用disptime()*/ var myTime = setInterval("disptime()",1000); </script> </body> </html>第三题：
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>选择颜色</title> <style type="text/css"> #Fruits{ font-family: "微软雅黑"; font-size: 16px; color: darkblue; font-weight: bold; } </style> </head> <body> <div> 您得到的水果是:<span id="Fruits"></span> <input type="button" value="" onclick="selColor();"> </div> <script type="text/javascript"> function selColor(){ var color=Array("Pear","Apple","Banana","Peach","watermelon","lemon"); var num=Math.ceil(Math.random()*6)-1; document.getElementById("Fruits").innerHTML=color[num]; } </script> </body> </html>