//common.jswindow.onload=function(){vard=document.getElementById('wz');//通过id获取div节点对象varnow=newDate();varhour=now.getHours();vars=newArray();s[0]="夜间";s[1]="凌晨";s[2]="早间";s[3]="上午";s[4]="午间";s[5]="下午";s[6]="傍晚";s[7]="晚间";s[8]="夜间";d.innerHTML=d.innerHTML+"毕业设计管理系统，"+s[parseInt(hour/3)]+"欢迎您~~!";//在div中追加内容varocontent=document.getElementById("wzcontent");varstr="科大欢迎您，只有奋斗才会有美好的未来！";vari=0;varflag=null;functiondone(){if(i<str.length){ocontent.innerHTML=str.substring(0,i+1);i=i+1;}else{clearInterval(flag);}}flag=setInterval(done,200);}//html<!DOCTYPEHTMLPUBLIC"-//W3C//DTDHTML4.0Transitional//EN"><html><head><title>Untitled</title><scriptsrc="common.js"></script></head><body><divid="wzcontent"></div><br><divid="wz"></div><br></body></html>