js部分
var ul = document.getElementById('ul');
var li = ul.getElementsByTagName('li');
li[2].className = 'background';
var num01 = 1;
var num02 = 6/*总数*/;
//1 //首页的点击事件
li[li.length-li.length].onclick = function(){
Background(2);
num01 = 1;
content(num01);
}
//2 //尾页的点击事件
li[li.length-1].onclick = function(){
Background(li.length-3);
num01 = num02-(li.length-5);
content(num01)
}
//3 //上一页的点击事件
li[li.length-(li.length-1)].onclick = function(){
for(var j = 0;j
if(li[j+2].className == 'background' && li[j+2].innerHTML != 1){
if(j+2 != li.length-(li.length-2)){
Background(j+1);
}
break;
}
}
if(j+2 == li.length-(li.length-2)){
num01 -- ;
content(num01);
}
}
//4 下一页的点击事件
li[li.length-2].onclick = function(){
for(var j = 0;j
if(li[j].className == 'background' && li[j].innerHTML < num02){ //* && 写最后一页的总数*/
if(j+1 < li.length-2){
Background(j+1);
}
break;
}
}
if(j+1 == li.length-2){
num01++;
content(num01);
}
}
// 分页的点击事件
for(var i = 0;i
li[i+2].index = i+2;
li[i+2].onclick = function(){
Background(this.index);
}
}
//把所有的分页背景去掉，给指定的分页添加背景颜色
function Background(num){
for(var i = 0;i
li[i].className = li[i].className.replace('background','');
li[num].className = 'background';
}
}
// 给li 写内容
content(num01);
function content(number){
for(var i=0;i
li[i+2].innerHTML = number;
number++;
}
}
