function home_do(obja)
{
	if(document.all)
	{
		obja.style.behavior='url(#default#homepage)';
		obja.setHomePage(document.location.href);
	}
	else
	{
		try
		{
			netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
		}
		catch(err) 
		{
			alert("抱歉！您的浏览器不支持直接设为首页。请在浏览器地址栏输入“about:config”并回车然后将[signed.applets.codebase_principal_support]设置为“true”，点击“加入收藏”后忽略安全提示，即可设置成功。");
		}
		var objref = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
		objref.setCharPref('browser.startup.homepage', document.location.href);
	}
}

function favorite_do()
{
	if(document.all)
	{
		window.external.addFavorite(document.location.href, document.title)
	}
	else
	{
		window.sidebar.addPanel(document.title, document.location.href, '');
	}
}

function class_0()
{
	var objthis = this;
	var intlasttop = 0;
	this.motion_do = function()
	{
		var inttop = document.documentElement.scrollTop || document.body.scrollTop;
		var decdiff = (inttop - intlasttop) * 0.1;
		if(decdiff > 0)
		{
			decdiff = Math.ceil(decdiff);
		}
		else
		{
			decdiff = Math.floor(decdiff);
		}
		document.getElementById("pub_div_0").style.top = (parseInt(document.getElementById("pub_div_0").style.top) + decdiff) + "px";
		intlasttop = intlasttop + decdiff;
		
		setTimeout(function(){objthis.motion_do();}, 10);
	}
}

function class_1()
{
	var objthis = this;
	this.intdirection = 1;
	this.objtimeout = 0;
	this.motion_do = function()
	{
		if(this.intdirection == 1)
		{
			if(document.getElementById("pub_div_1").scrollLeft + 1 >= 870)
			{
				document.getElementById("pub_div_1").scrollLeft = 0;
			}
			else
			{
				document.getElementById("pub_div_1").scrollLeft = document.getElementById("pub_div_1").scrollLeft + 1;
			}
		}
		objthis.objtimeout = setTimeout(function(){objthis.motion_do();}, 10);
	}
}

function _image_do(parimage, parwidth)
{
	var objimage = new Image();
	objimage.src = parimage.src;
	
	var intwidth = objimage.width;
	var intheight = objimage.height;
	
	if(intwidth > 0 && intheight > 0)
	{
		if(intwidth > parwidth)
		{
			parimage.width = parwidth;
			parimage.heigth = (intheight * parwidth) / intwidth;
		}
		else
		{
			parimage.width = intwidth;
			parimage.height = intheight;
		}
	}
}

//点击左右移动图片-end-----
var Speed = 10; //速度(毫秒)
var Space = 10; //每次移动(px)
var PageWidth = 113; //翻页宽度
var fill = 0; //整体移位
var MoveLock = false;
var MoveTimeObj;
var Comp = 0;
var AutoPlayObj = null;
function GetObj(objName){
				if(document.getElementById)
				{
								return eval('document.getElementById("'+objName+'")')
				}else
				{
								return eval('document.all.'+objName)
				}
}
function AutoPlay(){ //自动滚动
				clearInterval(AutoPlayObj);
				AutoPlayObj = setInterval('ISL_GoDown();ISL_StopDown();',2000); //间隔时间
}
function ISL_GoUp(){ //上翻开始
				if(MoveLock) return;
				clearInterval(AutoPlayObj);
				MoveLock = true;
				MoveTimeObj = setInterval('ISL_ScrUp();',Speed);
}
function ISL_StopUp(){ //上翻停止
				clearInterval(MoveTimeObj);
				if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0){
								Comp = fill - (GetObj('ISL_Cont').scrollLeft % PageWidth);
								CompScr();
				}else{
								MoveLock = false;
				}
				AutoPlay();
}
function ISL_ScrUp(){ //上翻动作
				if(GetObj('ISL_Cont').scrollLeft <= 0){GetObj('ISL_Cont').scrollLeft = GetObj

								('ISL_Cont').scrollLeft + GetObj('List1').offsetWidth}
				GetObj('ISL_Cont').scrollLeft -= Space ;
}
function ISL_GoDown(){ //下翻
				clearInterval(MoveTimeObj);
				if(MoveLock) return;
				clearInterval(AutoPlayObj);
				MoveLock = true;
				ISL_ScrDown();
				MoveTimeObj = setInterval('ISL_ScrDown()',Speed);
}
function ISL_StopDown(){ //下翻停止
				clearInterval(MoveTimeObj);
				if(GetObj('ISL_Cont').scrollLeft % PageWidth - fill != 0 ){
								Comp = PageWidth - GetObj('ISL_Cont').scrollLeft % PageWidth + fill;
								CompScr();
				}else{
								MoveLock = false;
				}
				AutoPlay();
}
function ISL_ScrDown(){ //下翻动作
				if(GetObj('ISL_Cont').scrollLeft >= GetObj('List1').scrollWidth){GetObj('ISL_Cont').scrollLeft =

								GetObj('ISL_Cont').scrollLeft - GetObj('List1').scrollWidth;}
				GetObj('ISL_Cont').scrollLeft += Space ;
}
function CompScr(){
				var num;
				if(Comp == 0){MoveLock = false;return;}
				if(Comp < 0){ //上翻
								if(Comp < -Space){
												   Comp += Space;
													    num = Space;
								}else{
												   num = -Comp;
													    Comp = 0;
								}
								GetObj('ISL_Cont').scrollLeft -= num;
								setTimeout('CompScr()',Speed);
				}else{ //下翻
								if(Comp > Space){
												   Comp -= Space;
													    num = Space;
								}else{
												   num = Comp;
													    Comp = 0;
								}
								GetObj('ISL_Cont').scrollLeft += num;
								setTimeout('CompScr()',Speed);
				}
}
//点击左右移动图片-end-----

function search_do()
{
  if(form1.search.value == "请输入关键词")
  {
    form1.search.value = "";
  }
  if(form1.search.value == "")
  {
    alert("请输入关键词！");
    form1.search.focus();
    return false;
	}
  return true;
}

function submit_do()
{
  if(formcom.msgtitle.value == "")
  {
    alert("请输入标题！");
    formcom.msgtitle.focus();
    return false;
	}
  if(formcom.msgname.value == "")
  {
    alert("请输入姓名！");
    formcom.msgname.focus();
    return false;
	}
  if(formcom.msgcontact.value == "")
  {
    alert("请输入联系方式！");
    formcom.msgcontact.focus();
    return false;
	}
  if(formcom.msgcontent.value == "")
  {
    alert("请输入留言内容！");
    formcom.msgcontent.focus();
    return false;
	}
  if(formcom.capcode.value == "")
  {
    alert("请输入验证码！");
    formcom.capcode.focus();
    return false;
	}
  return true;
}

$.fn.bannershow = function(i){
 	j = i - 1;
	$("#banner_d").html("<a href='"+ linkarr[j] +"'><img src='"+ picarr[j] +"' /></a>");
	$("#banner_num").children("span").removeClass("now");
	$("#num_"+i).addClass("now");
};
$.fn.bannerauto = function(){
 	vnow = $("#banner_num").children(".now").html();
	if(vnow == picarr.length)
	{
		vnext = 0;
	}else
	{
		vnext = vnow;
	}
	vhtml = parseInt(vnext) + 1;
	$("#banner_d").html("<a href='"+ linkarr[vnext] +"'><img src='"+ picarr[vnext] +"' /></a>");
	$("#banner_num").children("span").removeClass("now");
	$("#num_"+vhtml).addClass("now");
};
$(document).ready(function(){
	numshow = "";
	for(i = 0; i < linkarr.length; i++)
	{
	 	j = i + 1;
		numshow += "<span id='num_"+ j +"'>"+ j +"</span>";
	}
	$("#banner_num").html(numshow);
	$("#banner_num").children("span").removeClass("now");
	$.fn.bannershow(1);
	auto_b = setInterval(function(){$.fn.bannerauto();},5000);
	$("#banner_num").children("span").click(function(){
	 	clearInterval(auto_b);
		$.fn.bannershow($(this).html());
		auto_b = setInterval(function(){$.fn.bannerauto();},5000);
	});
});