[置顶] 图书馆管理系统

(1)Login.html
function validateForm(){
// 检查 用户名 是否 为空 
var usernameVl= document.getElementById("username").value;
if(usernameVl==""){
document.getElementById("username_msg").innerHTML = "NULL".fontcolor("red");
return false;
}else{
document.getElementById("username_msg").innerHTML = "OK".fontcolor("green");
}
// 检查 密码 是否 为空 
var passwordVl = document.getElementById("password").value;
if(passwordVl==""){
document.getElementById("password_msg").innerHTML = "NULL".fontcolor("red");
return false;
}else{
document.getElementById("password_msg").innerHTML = "OK".fontcolor("green");
return true;
}
}
(2)zhuce.html
  function validate(){//判断两次密码
 mdiv = document.getElementById("psw");
 var s1 = document.getElementById("password").value; 
 var s2 = document.getElementById("password2").value; 
 if(s1!=s2){
  mdiv.innerHTML="<font color='red'size='1'>错误！</font>";
 }
}
（3）index.html
<script type="text/javascript"> 
  var curIndex = 0; 
  var timeInterval = 1000; 
  var arr = new Array(); 
  arr[0] = "t1.jpg"; 
  arr[1] = "t2.jpg"; 
  arr[2] = "t3.jpg"; 
  arr[3] = "t4.jpg"; 
  setInterval(changeImg,timeInterval); 
  function changeImg() { 
   var obj = document.getElementById("obj"); 
   if (curIndex == arr.length-1) { 
    curIndex = 0; 
   } else { 
    curIndex += 1; 
     } 
   obj.src = arr[curIndex]; 
  } 
 </script> 

 <script language="javascript"> 
  setInterval(test,1000); 
  var array = new Array(); 
  var index = 0; 
  var array = new Array("t1.jpg","t2.jpg","t3.jpg","t4.jpg","t1.jpg"); 
  function test() { 
   var myimg=document.getElementById("imgs"); 
   if(index==array.length-1) 
   { index=0; }else{ index++; } 
   myimg.src=array[index]; 
  } 
 window.onload= function Time_Set()//显示系统时间
 { 
TM=window.setTimeout("Time_Set()",1000); 
var today=new Date(); 
var hh= today.getHours();
var mm= today.getMinutes();
var ss= today.getSeconds();
document.getElementById("disp").innerHTML="当前时间是："+hh+":"+mm+":"+ss;  
 }
 </script>
//浮窗
<script>
    var xPos = 0;
    var yPos = 0;
    var step = 1;
    var delay = 30;
    var height = 0;
    var Hoffset = 0;
    var Woffset = 0;
    var yon = 0;
    var xon = 0;
    var pause = true;
    var interval;
    img1.style.top = yPos;
    function changePos() {
        width = document.documentElement.clientWidth;
        height = document.documentElement.clientHeight;
        Hoffset = img1.offsetHeight;
        Woffset = img1.offsetWidth;
        img1.style.left = xPos + document.documentElement.scrollLeft + "px";
        img1.style.top = yPos + document.documentElement.scrollTop + "px";
        if (yon)
        { yPos = yPos + step; }
        else
        { yPos = yPos - step; }
        if (yPos <500)
        { yon = 1; yPos = 0; }
        if (yPos >= (height - Hoffset))
        { yon = 0; yPos = (height - Hoffset); }
        if (xon)
        { xPos = xPos + step; }
        else
        { xPos = xPos - step; }
        if (xPos < 0)
        { xon = 1; xPos = 0; }
        if (xPos >= (width - Woffset))
        { xon = 0; xPos = (width - Woffset); }
    }

    function start() {
        img1.visibility = "visible";
        interval = setInterval('changePos()', delay);
    }
    function pause_resume() {
        if (pause) {
            clearInterval(interval);
            pause = false;
        }
        else {
            interval = setInterval('changePos()', delay);
            pause = true;
        }
    }
    start();
</script>
（4）search.html
<script>//div切换
    function setTab(name,cursel,n){
            for(i=1;i<=n;i++){
                var menu=document.getElementById(name+i);
                var con=document.getElementById("con_"+name+"_"+i);
                menu.className=i==cursel?"hover":"";
                con.style.display=i==cursel?"block":"none";
            }
        }
</script>