//----------------------------------------------------------------------
//@files:	首都之窗（2010年无障碍改造）-全站公用js文件
//@brief: 	节点获取、跳转菜单、输入框控制、文本区域控制、页面打印
//			字体大小控制、加人收藏、设为首页
//@author:	Scorpio
//@date:	2010/9/8
//----------------------------------------------------------------------

//节点获取功能函数--------------------------------------------
function getE(elementId){return document.getElementById(elementId);}
//跳转菜单功能函数（skyest）----------------------------------
function keyselect(b){
 	var a = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
	if(a==13){				
		if (b.options[b.selectedIndex].value!='#'){window.open(b.options[b.selectedIndex].value)}		
	}
}
function clickselect(a){
	if (a.childNodes[0].nodeName == "#text"){
		NewDiv1 = document.createElement("option");
		NewDiv1.setAttribute("disabled", "disabled");
		NewDiv1.setAttribute("class", "selectnav");
		NewDiv1.setAttribute("style", "font-size:12px;color:gray;font-weight:bold");
		NewDiv1.innerHTML = "点击进入相关网址";
		a.insertBefore(NewDiv1, a.childNodes[0])
		a.childNodes[0].setAttribute("selected", "selected");
	}
	a.onchange=function(){
	if (this.options[this.selectedIndex].value!='#'){window.open(this.options[this.selectedIndex].value)}
		a.onchange="";
	}
}
//使用方式<select id="select3" name="select"  onmousedown="clickselect(this)" onkeydown="keyselect(this)" />
//文本输入框控制----------------------------------------------
function offsetInput(){}
function clearInput(node){
	if(!node){return;}
	if(node.value == node.defaultValue){node.value = "";}
}
function returnInput(node){
	if(!node){return;}
	if(node.value == ""){node.value = node.defaultValue;}
}
//页面打印功能函数--------------------------------------------
function printthispage(){window.print();}
//页面字体大小控制--------------------------------------------
function changefontsize(thisSize){
	if(thisSize == "big"){
		getE("articlecontent").style.fontSize = "24px";
		getE("articlecontent").style.lineHeight = "26px";
	}
	if(thisSize == "medium"){
		getE("articlecontent").style.fontSize = "";
		getE("articlecontent").style.lineHeight = "";
	}
	if(thisSize == "small"){
		getE("articlecontent").style.fontSize = "12px";
		getE("articlecontent").style.lineHeight = "14px";
	}
}
//加入收藏功能函数--------------------------------------------
function bookmarkit(){
	window.external.addFavorite('http://www.beijing.gov.cn/','首都之窗');
}
//设为首页功能函数--------------------------------------------
function setHomePage(){
	document.body.style.behavior='url(#default#homepage)';
	document.body.setHomePage('http://www.beijing.gov.cn');
}

//原有搜索表单验证功能函数------------------------------------
function LTrim(s){
	for(var i=0;i<s.length;i++)
		if(s.charAt(i)!=' ')
		return s.substring(i,s.length);
	return "";
}

function RTrim(s){
	for(var i=s.length-1;i>=0;i--)
		if(s.charAt(i)!=' ')
		return s.substring(0,i+1);
	return "";
}
function Trim(s){return RTrim(LTrim(s));}
function notice(s){
	alert(s);
	document.form1.keyword.focus();
	return false;
}
function getsearchword1(){      
	var _keyword = document.form1.keyword.value;
	_keyword = Trim(_keyword);
	var _kwArray = _keyword.split(" ");
	var _searchword = "";
	var _sword = "";
	for(var i=0;i<_kwArray.length;i++){
		if(Trim(_kwArray[i])!=""){
			if(i==0){_searchword = Trim(_kwArray[0]);}
			else{_searchword = _searchword + " " + Trim(_kwArray[i]);}
		}
	}
	document.form1.query.value=_searchword;
}
function getsearchword(){
	var _keyword = document.form1.keyword.value;
	_keyword = Trim(_keyword);
	var _kwArray = _keyword.split(" ");
	var _searchword = "";
	var _sword = "";
	for(var i=0;i<_kwArray.length;i++){
		if(i==0){_searchword = Trim(_kwArray[0]);}
		else{_searchword = _searchword + "*" + Trim(_kwArray[i]);}
	}
	if(_searchword != ""){
		if(document.form1.channelid.value=="3003"){_searchword = "url_title=$^~" + _searchword + "$^~";}
		else{_searchword = "SEARCHVALUE=$^~" + _searchword + "$^~";}		
	}
	document.form1.searchword.value=_searchword;
}
function getsearchword2(){
	var _keyword = document.form2.keyword.value;
	_keyword = Trim(_keyword);
	var _kwArray = _keyword.split(" ");
	var _searchword = "";
	var _sword = "";
	for(var i=0;i<_kwArray.length;i++){
		if(i==0){_searchword = Trim(_kwArray[0]);}
		else{_searchword = _searchword + "*" + Trim(_kwArray[i]);}
	}
	if(_searchword != ""){_searchword = "content=$^~" + _searchword + "$^~";}
	document.form2.searchword.value=_searchword;
}
/*function submitsearch(){
	var _keyword = Trim(document.form1.keyword.value);
	if(document.form1.channelid.value!="10000"){
		if(_keyword.length>0){
			if(_keyword.indexOf("+")>=0){return notice("检索词中不能含有关键字'+'");}
			else if(_keyword.indexOf("*")>=0){return notice("检索词中不能含有关键字'*'");}
		else if(_keyword.indexOf("-")>=0){return notice("检索词中不能含有关键字'-'");}
	}
	else{return notice("检索词不能为空");}
	getsearchword();
	if(document.form1.channelid.value=="3001"||document.form1.channelid.value=="3002"||document.form1.channelid.value=="3003"){
		document.form1.action="http://210.75.211.170/bjgov/topsortsearch";
	}
	else{document.form1.action="http://sousuo.gov.cn/search";}
	if(document.form1.channelid.value=="3006"){document.form1.prepage.value="8";}
	else{document.form1.prepage.value="10";}
	}
	else{
		if(_keyword.length==0){
			alert("检索词不能为空");
			return false;
		}
		else if(_keyword=="+"||_keyword=="-"||_keyword=="*"){
			alert("检索词不能含有"+_keyword+"号");
			return false;
		}
		else{																
			getsearchword1();
			document.form1.action="http://sousuo.gov.cn:85/gw_lh/united/js/lh_outline.jsp";
			return true;
		}
	}
}*/
function submitsearch(){
	var _keyword = Trim(document.form1.keyword.value);
	if(document.form1.channelid.value!="10000"){
		if(_keyword.length>0){
			if(_keyword.indexOf("+")>=0){return notice("检索词中不能含有关键字'+'");}
			else if(_keyword.indexOf("*")>=0){return notice("检索词中不能含有关键字'*'");}
		else if(_keyword.indexOf("-")>=0){return notice("检索词中不能含有关键字'-'");}
	}
	else{return notice("检索词不能为空");}
        var tmpkeyword=encodeURIComponent(document.form1.keyword.value);
	getsearchword();
	if(document.form1.channelid.value=="3001"){
		location.href = "http://210.75.211.170/new/search?searchValue="+tmpkeyword;
		return false;	
                
	}
	if(document.form1.channelid.value=="3001"||document.form1.channelid.value=="3002"||document.form1.channelid.value=="3003"){
		document.form1.action="http://210.75.211.170/bjgov/topsortsearch";
	}
        
	else{document.form1.action="http://sousuo.gov.cn/search";}
	if(document.form1.channelid.value=="3006"){document.form1.prepage.value="8";}
	else{document.form1.prepage.value="10";}
	}
	else{
		if(_keyword.length==0){
			alert("检索词不能为空");
			return false;
		}
		else if(_keyword=="+"||_keyword=="-"||_keyword=="*"){
			alert("检索词不能含有"+_keyword+"号");
			return false;
		}
		else{																
			getsearchword1();
			document.form1.action="http://sousuo.gov.cn:85/gw_lh/united/js/lh_outline.jsp";
			return true;
		}
	}
}
function submitsearch2(){
	var _keyword = Trim(document.form2.keyword.value);
	if(document.form2.channelid.value!="10000"){
		if(_keyword.length>0){
			if(_keyword.indexOf("+")>=0){return notice("检索词中不能含有关键字'+'");}
			else if(_keyword.indexOf("*")>=0){return notice("检索词中不能含有关键字'*'");}
			else if(_keyword.indexOf("-")>=0){return notice("检索词中不能含有关键字'-'");}
		}
		else{return notice("检索词不能为空");}
		if(document.form2.channelid.value=="3001"||document.form2.channelid.value=="3002"||document.form2.channelid.value=="3003"){
			document.form2.action="http://210.75.211.170/bjgov/topsortsearch";
			}
		else{document.form2.action="http://sousuo.gov.cn/search";}
		if(document.form1.channelid.value=="3006"){document.form2.prepage.value="8";}
		else{document.form2.prepage.value="10";}
		getsearchword2();
	}
	else{
		if(_keyword.length==0){
			alert("检索词不能为空");
			return false;
		}
		else if(_keyword=="+"||_keyword=="-"||_keyword=="*"){
			alert("检索词不能含有"+_keyword+"号");
			return false;
		}
		else{																
			getsearchword1();
			document.form2.action="http://sousuo.gov.cn:85/gw_lh/united/js/lh_outline.jsp";
			return true;
		}
	}
}

//页面跳转功能函数（原基础修改）------------------------------
function getPageLocationKey(b){
 	var a = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
	if(a==13){
		var gotoPage = "";
		var tpage;
		if(b.options[b.selectedIndex].value == 1){gotoPage = pageName + "." + pageExt;} 
		else{
			tpage=b.options[b.selectedIndex].value-1;
			gotoPage = pageName + "_" + tpage + "." + pageExt;
		}
		location.href = gotoPage;
	}
}
function getPageLocationMouse(a){
	a.onchange=function(){
		var gotoPage = "";
		var tpage;
		if(this.options[this.selectedIndex].value == 1) {gotoPage = pageName + "." + pageExt;} 
		else{
			tpage=this.options[this.selectedIndex].value-1;
			gotoPage = pageName + "_" + tpage + "." + pageExt;
		}
		location.href = gotoPage;
		a.onchange="";
	}
}
//使用方式<select id="select3" name="select"  onmousedown="getPageLocationMouse(this)" onkeydown="getPageLocationKey(this)" />

//概览页页码及翻页函数----------------------------------------
function getCurrentPage(){document.write(pageIndex);}
function generatePageList(){
    for (i=0;i<pageCount;i++){
		var curPage = i+1;
		document.write('<option value=' + curPage);
		if (curPage == pageIndex)
			document.write(' selected');
			document.write('>' + curPage + '</option>'); 
	}
}
function preVious(n){
    if(pageIndex == 1){alert('已经是首页！');}
    else{getPageLocation(pageIndex-1);}
}
function next(n){
    if(pageIndex == pageCount){alert('已经是尾页！');}
    else{nextPage(pageIndex);}
}
function nextPage(page){
    var gotoPage = "";
    if (page == 0){gotoPage = pageName + "." + pageExt;}
    else{gotoPage = pageName + "_" + page + "." + pageExt;}
    location.href = gotoPage;
}
function getPageLocation(page) {
	var gotoPage = "";
	var tpage;
	if (page == 1) {
		gotoPage = pageName + "." + pageExt;
	} else {
	tpage=page-1;
		gotoPage = pageName + "_" + tpage + "." + pageExt;
	}
	location.href = gotoPage;
}

//细览页图片附件插入函数--------------------------------------
//无文件名-------------------------------------
function picRiderInsert(){
	var imgRiderHTML = "";
	if(imgRider[0] == ""){return false;}
	for(var i=0;i<imgRider.length;i++){
		if(imgRider[i] != ""){
			imgRiderHTML = imgRiderHTML+"<div class=\"subriderimg\"><img src=\""+imgRider[i]+"\" alt=\""+imgAlt+"\" title=\""+imgAlt+"\" /></div>"
		}
	}
	var imgRiderElement = document.createElement("div");
	imgRiderElement.setAttribute("id","imgriderbox");
	imgRiderElement.innerHTML = imgRiderHTML;
	getE("articlecontent").insertBefore(imgRiderElement,getE("articlecontent").firstChild);
}

//细览页内容分页功能函数--------------------------------------
function createPageHTML(_nPageCount,_nCurrIndex,_sPageName,_sPageExt){
	if(_nPageCount==null||_nPageCount<=1){return;}
	var nCurrIndex=_nCurrIndex||0;
	document.write("<ul>");
	if(nCurrIndex==0)
		document.write("<li>1</li>");
	else
		document.write("<li><a href=\""+_sPageName+"."+_sPageExt+"\" title=\"第1页\">1</a></li>");
	for(var i=1;i<_nPageCount;i++){
		if(nCurrIndex==i)
			document.write("<li>"+(i+1)+"</li>");
		else
			document.write("<li><a href=\""+_sPageName+"_"+i+"."+_sPageExt+"\" title=\"第"+(i+1)+"页\">"+(i+1)+"</a></li>");
	}
	document.write("</ul>")
}