function get_request( url ){
		init_request();
		http_request.onreadystatechange = newprocessRequest;
		http_request.open("GET", url, true);
		http_request.send(null);
	}
	
	function init_request(){
		http_request = false;
		if(window.XMLHttpRequest) { //Mozilla 
			http_request = new XMLHttpRequest();
			if (http_request.overrideMimeType) {//MiME
				http_request.overrideMimeType("text/xml");
			}
		}
		else if (window.ActiveXObject) { // IE
			try {
				http_request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {
					http_request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
		}
		if (!http_request) { // 
			window.alert("XMLHttpRequest.");
			return false;
		}	
	}
	
	    function newprocessRequest() {
        if (http_request.readyState == 4) {
            if (http_request.status == 200) { 
           	  
           	  document.getElementById("fileListval").innerHTML= http_request.responseText;
		
			} else { 
                alert("connect the server wrong!");
            }
        }
    }
   //升降序
   function gotopage(value){
   window.location=value;
   }
   
   //底部搜索
   function searchResouce(){
   	var subject=document.getElementById("subject").value;
   	var version=document.getElementById("version").value;
   	var type=document.getElementById("type").value;
   	var cate=document.getElementById("cate").value;
   	var keyword=document.getElementById("btnword").value;
   	window.location="/search_SearchResource.do?subject="+subject+"&version="+version+"&type="+type+"&cate="+cate+"&keyword="+keyword;
   }
    function fullsearchResouce(){
   	var subject=document.getElementById("subject").value;
   	var version=document.getElementById("version").value;
   	var type=document.getElementById("type").value;
   	var cate=document.getElementById("cate").value;
   	var keyword=document.getElementById("btnword").value;
   	window.location="/fullsearch_SearchResource.do?subject="+subject+"&version="+version+"&type="+type+"&cate="+cate+"&keyword="+keyword;
   }
   
   //自定义时间搜索
   function userdefindsearch(){
   	var subject=document.getElementById("subject").value;
   	var version=document.getElementById("version").value;
   	var type=document.getElementById("type").value;
   	var cate=document.getElementById("cate").value;
   	var keyword=document.getElementById("btnword").value;
   	var dtime1=document.getElementById("dtime1").value;
   	var dtime2=document.getElementById("dtime2").value;
   	var recommend=document.getElementById("recommend").value;
   	var free = document.getElementById("free").value;
   	window.location="/search_SearchResource.do?subject="+subject+"&version="+version+"&type="+type+"&cate="+cate+"&keyword="+keyword+"&uDTime1="+"&uptime=no"+dtime1+"&uDTime2="+dtime2+"&recommend="+recommend+"&filtflag=1"+"&free=";
   }
   //fullsearch
      function fullsearch(){
   	var subject=document.getElementById("subject").value;
   	var version=document.getElementById("version").value;
   	var type=document.getElementById("type").value;
   	var cate=document.getElementById("cate").value;
   	var keyword=document.getElementById("btnword").value;
   	var dtime1=document.getElementById("dtime1").value;
   	var dtime2=document.getElementById("dtime2").value;
   	var recommend=document.getElementById("recommend").value;
   	var free = document.getElementById("free").value;
   	window.location="/fullsearch_SearchResource.do?subject="+subject+"&version="+version+"&type="+type+"&cate="+cate+"&keyword="+keyword+"&uptime=no"+"&uDTime1="+dtime1+"&uDTime2="+dtime2+"&recommend="+recommend+"&filtflag=1"+"&free=";
   }
   function validform(){
    if(document.getElementById("btnword").value==""){
		alert("搜索关键字不能为空！");
		return false;
	}
   }
      function validformsearch(){
    if(document.getElementById("keyword").value==""){
		alert("搜索关键字不能为空！");
		return false;
	}
   }
   //导航搜索
   function searchone(){
     var keyword=document.getElementById("btnword").value;
     if(keyword==""){
     alert("用户名不能为空！");
		return false;
     }
     alert(keyword+"------");
     window.location="/search_SearchResource.do?keyword="+keyword;
   }
   //焦点事件
   function focus(){
   var keyword=document.getElementById("btnword").value;
   	window.location="/search_SearchResource.do?keyword="+keyword;
   }
   
   
   
   //复制地址到剪切板
    function copy_clip(copy){
	if (window.clipboardData){
	window.clipboardData.setData("Text", copy);}
	else if (window.netscape){
	netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');
	var clip = Components.classes['@mozilla.org/widget/clipboard;1'].createInstance(Components.interfaces.nsIClipboard);
	if (!clip) return;
	var trans = Components.classes['@mozilla.org/widget/transferable;1'].createInstance(Components.interfaces.nsITransferable);
	if (!trans) return;
	trans.addDataFlavor('text/unicode');
	var str = new Object();
	var len = new Object();
	var str = Components.classes["@mozilla.org/supports-string;1"].createInstance(Components.interfaces.nsISupportsString);
	var copytext=copy;
	str.data=copytext;
	trans.setTransferData("text/unicode",str,copytext.length*2);
	var clipid=Components.interfaces.nsIClipboard;
	if (!clip) return false;
	clip.setData(trans,null,clipid.kGlobalClipboard);}
	alert("已复制"+copy)
	return false;
	}
   //鼠标滑过事件
   function over(){
   var a = document.getElementById("fileDesc").style.overflow="auto";
  
   }
   function out(){
   var a = document.getElementById("fileDesc").style.overflow="hidden";
   
   }
   //搜索历史ajax
   function getStoryAndHot(url){
   init_request();
   var url=url+"?tmtemp="+new Date();
   http_request.onreadystatechange = newRequest;
   http_request.open("GET", url, true);
   http_request.send(null);
   
  }
  
  function newRequest() {
        if (http_request.readyState == 4) {
            if (http_request.status == 200) { 
           	  document.getElementById("hotAndstory").innerHTML= http_request.responseText;
			} else { 
                alert("connect the server wrong!");
            }
        }
    }
  
  
  
  //跳转
  function get_jump( url ){
  window.location=url;
  }
  
  //验证非空
  function valid(){
	if(document.getElementById("userName").value==""){
		alert("用户名不能为空！");
		return false;
	}else if(document.getElementById("comment12").value==""){
		alert("评论不能为空！");
		return false;
	}
  }
  
  //显示再复筛选搜索
  function playfilter(){
  var dis =document.getElementById("sleft").style.display;
	  if("block" == dis){
	  document.getElementById("sleft").style.display="none";
	  }
	  if("none" == dis){
	  document.getElementById("sleft").style.display="block";
	  }
  }
  
  //显示自定义时间
  function showdefinedtime(){
  var sfd = document.getElementById("definedtime").style.display;
	  if("block" == sfd){
	  	document.getElementById("definedtime").style.display="none";
	  }
	  if("none" == sfd){
	  	document.getElementById("definedtime").style.display="block";
	  }
  
  }
  
  function changecolor(timeflag){
  var yesterday=document.getElementById(timeflag);
  //document.getElementById(timeflag).value="<span style='color:red'>"+val+"</span>";
  //yesterday.style="background-color:#00FF00";
  
  }
  
//在阅读文档页面，下载文档时，没有登录，弹出登录弹出层，依赖jquery.blockUI.js 插件。
function showLogin(){

	 var winHeight = $(window).height();
	 var divHeight = $('#login').height(); 
	 var winWidth = $(window).width();
	 var divWidth = $('#login').width(); 
	 
	 var perHeight = parseInt(100*((winHeight-divHeight)/(2*winHeight)))+"%";
	 var perWidth = parseInt(100*((winWidth-divWidth)/(2*winWidth)))+"%";
	 
	
	$.blockUI({
		message:$('#login'),
		css:{
			textAlign:"left",
			width:$("#login").width(),
			cursor:"default",
			left:perWidth,
			top:perHeight}
	}); 
}

function closeLogin(){
	$.unblockUI();
}
  
  
  
  //提交评论
  //未做验证
 function save_comment(){ 
	  var userName=document.getElementById("userName").value;
	  var email=document.getElementById("email").value;
	  var comment12=document.getElementById("comment12").value;
	  var info = document.getElementById("info").value;
	  var einfo =document.getElementById("einfo").value;
	  if(info == "true"&& einfo =="true"){
		get_requestsu("/search_saveComment.do?username="+userName+"&email="+email+"&comment="+comment12);
		}
		if(info =="false"){
		alert("验证码不正确！正重新填写！");
		}
	  if(einfo =="false"){
		alert("邮箱不正确！正重新填写！");
		}
 }
 
 
    function get_requestsu( url ){
		init_request();
		http_request.onreadystatechange = Requestback;
		http_request.open("GET", url, true);
		http_request.send(null);
	}
	
	
	function init_request(){
		http_request = false;
		if(window.XMLHttpRequest) { //Mozilla 
			http_request = new XMLHttpRequest();
			if (http_request.overrideMimeType) {//MiME
				http_request.overrideMimeType("text/xml");
			}
		}
		else if (window.ActiveXObject) { // IE
			try {
				http_request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {
					http_request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
   }
   }
   
   
    function Requestback() {
        if (http_request.readyState == 4) {
            if (http_request.status == 200) { 
           	  alert("建议成功");
			 document.getElementById("fileListval").innerHTML=http_request.responseText;
			} else { 
                alert("connect the server wrong!");
            }
        }
    }
  
  
  function store (){
  document.getElementById("form3").submit();
  }