// JavaScript Document


//显示我的看书网
function xs_kanshu()
{
	document.getElementById('my_kanshu').style.display='block';

	
	//document.getElementById("wdksw").style.background="none";
	//document.getElementById("wdksw").style.backgroundImage = "url(images/sy_jtxia2.jpg)"; 
	//document.getElementById("wdksw").style.backgroundPosition="67px 7px";
	document.getElementById("wdksw").style.backgroundRepeat="no-repeat";
	document.getElementById("wdksw").style.color="#ff6600";
	document.getElementById("wdksw").style.backgroundColor="#ffffff";
	document.getElementById("wdksw").style.borderTop="1px solid #ccc";
	document.getElementById("wdksw").style.borderRight="1px solid #ccc";
	document.getElementById("wdksw").style.borderLeft="1px solid #ccc";
	document.getElementById("wdksw").style.borderBottom="1px solid #fff";

}
//关闭我的看书网
function gb_kanshu()
{
	document.getElementById('my_kanshu').style.display='none';

	
	//document.getElementById("wdksw").style.backgroundImage = "url(images/sy_jtxia.jpg)"; 
	//document.getElementById("wdksw").style.backgroundPosition="67px 7px";
	//document.getElementById("wdksw").style.backgroundRepeat="no-repeat";
	
	document.getElementById("wdksw").style.backgroundColor="#f2f2f2";
	document.getElementById("wdksw").style.color="#333";
	document.getElementById("wdksw").style.borderTop="1px solid #f2f2f2";
	document.getElementById("wdksw").style.borderRight="1px solid #f2f2f2";
	document.getElementById("wdksw").style.borderLeft="1px solid #f2f2f2";
	document.getElementById("wdksw").style.borderBottom="1px solid #f2f2f2";
}
//显示搜索菜单
function xs_cc()
{
	document.getElementById("sp_menu").style.display="block";
}
//关闭搜索菜单
function gb_cc()
{
	var close_c=document.getElementById("sp_menu").style.display="none";
	
}

//显示导航菜单
function xs_daohang()
{
	document.getElementById('daohang').style.display='block';

	

	//document.getElementById("dh").style.backgroundImage = "url(images/sy_jtxia2.jpg)"; 
	//document.getElementById("dh").style.backgroundPosition="30px 7px";
	//document.getElementById("dh").style.backgroundRepeat="no-repeat";
	document.getElementById("dh").style.color="#ff6600";
	document.getElementById("dh").style.backgroundColor="#ffffff";
	document.getElementById("dh").style.borderTop="1px solid #ccc";
	document.getElementById("dh").style.borderRight="1px solid #ccc";
	document.getElementById("dh").style.borderLeft="1px solid #ccc";
	document.getElementById("dh").style.borderBottom="1px solid #fff";

}
//关闭导航菜单
function gb_daohang()
{
	document.getElementById('daohang').style.display='none';

	
	//document.getElementById("dh").style.backgroundImage = "url(images/sy_jtxia.jpg)";  
	//document.getElementById("dh").style.backgroundPosition="30px 7px";
	//document.getElementById("dh").style.backgroundRepeat="no-repeat";
	document.getElementById("dh").style.backgroundColor="#f2f2f2";
	document.getElementById("dh").style.color="#333";
	document.getElementById("dh").style.borderTop="1px solid #f2f2f2";
	document.getElementById("dh").style.borderRight="1px solid #f2f2f2";
	document.getElementById("dh").style.borderLeft="1px solid #f2f2f2";
	document.getElementById("dh").style.borderBottom="1px solid #f2f2f2";
}
//显示 导航条下拉菜单
function open_nav(A,D){
    var C=document.getElementById("nav_fenlei_menu").getElementsByTagName("a");
    var B=document.getElementById("nav_fenlei").getElementsByTagName("ul");
    for(i=0;i<(C.length);i++){C[i].className=i==D?"hover":"";
    if(B[i]){B[i].style.display=i==D?"block":"none"}
	}
}
function open_01(){
	//document.getElementById("ulbox_01").style.display="block";
}
function open_02(){
	//document.getElementById("ulbox_02").style.display="block";
}
function open_03(){
	//document.getElementById("ulbox_03").style.display="block";
}
function open_04(){
	//document.getElementById("ulbox_04").style.display="block";
}
function open_05(){
	//document.getElementById("ulbox_05").style.display="block";
}
function open_06(){
	//document.getElementById("ulbox_06").style.display="block";
}

function close_01(){
	//document.getElementById("ulbox_01").style.display="none";
}
function close_02(){
	//document.getElementById("ulbox_02").style.display="none";
}
function close_03(){
	//document.getElementById("ulbox_03").style.display="none";
}
function close_04(){
	//document.getElementById("ulbox_04").style.display="none";
}
function close_05(){
	//document.getElementById("ulbox_05").style.display="none";
}
function close_06(){
	//document.getElementById("ulbox_06").style.display="none";
}

//控制书页内容区的 层级数
function ceng1(){
             document.getElementById("sy_ct").style.zIndex="-1";}
function ceng2(){
	document.getElementById("sy_ct").style.zIndex="0";
}


//选项卡效果
function setTab1(m,n){
var tli=document.getElementById("ph"+m).getElementsByTagName("span"); /*获取选项卡的LI对象*/
var mli=document.getElementById("main"+m).getElementsByTagName("div"); /*获取主显示区域对象*/
for(i=0;i<tli.length;i++){
  tli[i].className=i==n?"hover":""; /*更改选项卡的LI对象的样式，如果是选定的项则使用.hover样式*/
  mli[i].style.display=i==n?"block":"none"; /*确定主区域显示哪一个对象*/
}
}

function setTab(m,n){
var tli=document.getElementById("ph"+m).getElementsByTagName("span"); /*获取选项卡的LI对象*/
var mli=document.getElementById("main"+m).getElementsByTagName("ul"); /*获取主显示区域对象*/
for(i=0;i<tli.length;i++){
  tli[i].className=i==n?"hover":""; /*更改选项卡的LI对象的样式，如果是选定的项则使用.hover样式*/
  mli[i].style.display=i==n?"block":"none"; /*确定主区域显示哪一个对象*/
}
}

function changesearch(typeid)
{
	var typename=new Array();
	typename[1]="综合";
	typename[2]="书名";
	typename[3]="作者";
	typename[4]="简介";
	document.getElementById("searchtype").value=typeid;
	document.getElementById("searchtypename").innerHTML=typename[typeid];
	gb_cc();
}



//显示弹出框
function open_bottom(){
    document.getElementById("bthot_cont").style.display="block";
}
//关闭弹出框
function close_bottom(){
	document.getElementById("bthot_cont").style.display="none";
}


function ArticleInfogoTop(acceleration, time) {
	acceleration = acceleration || 0.1;
	//time = time || 16;
	time=0;
 
	var x1 = 0;
	var y1 = 0;
	var x2 = 0;
	var y2 = 0;
	var x3 = 0;
	var y3 = 0;
 
	if (document.documentElement) {
		x1 = document.documentElement.scrollLeft || 0;
		y1 = document.documentElement.scrollTop || 0;
	}
	if (document.body) {
		x2 = document.body.scrollLeft || 0;
		y2 = document.body.scrollTop || 0;
	}
	var x3 = window.scrollX || 0;
	var y3 = window.scrollY || 0;
 
	// 滚动条到页面顶部的水平距离
	var x = Math.max(x1, Math.max(x2, x3));
	// 滚动条到页面顶部的垂直距离
	var y = Math.max(y1, Math.max(y2, y3));
 
	// 滚动距离 = 目前距离 / 速度, 因为距离原来越小, 速度是大于 1 的数, 所以滚动距离会越来越小
	var speed = 1 + acceleration;
	//window.scrollTo(Math.floor(x / speed), Math.floor(y / speed));
	window.scrollTo(0, 0);
 
	// 如果距离不为零, 继续调用迭代本函数
/*	if(x > 0 || y > 0) {
		var invokeFunction = "goTop(" + acceleration + ", " + time + ")";
		window.setTimeout(invokeFunction, time);
	}
*/}


//滚动文字