var xmlHttp;
  var dataDiv;
  var datapage;
  var st0;
  var timeout=1000;
  var event_srcElement;
  var event_offsetX;
  var event_offsetY;
  var event_key1;
  var int_id;
  var popno;
  var _xml;
  var page1;
  var eventNum=5;
  function createXMLHttpRequest() {

    if (window.ActiveXObject) {
      xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    } else if (window.XMLHttpRequest) {
      xmlHttp = new XMLHttpRequest();
    }



  }
  function initVars() {
    dataDiv = document.getElementById("popup1");
    datapage=document.getElementById("page");
  }
//==============view.aspx  评论信息=================
  function getCourseData_view_command(key,pid) { 
     event_srcElement = event.srcElement;
       if ( typeof event_srcElement == "undefined" ) {
      return;
    }
    event_key1 = key;
    int_id=pid; 
    try {
      clearTimeout(st0);
    } catch(e) {}
    st0 = setTimeout("getCourseDataAjax_view_command()", timeout);
  }
  function getCourseDataAjax_view_command() {

    createXMLHttpRequest();
    var url = "asp/pager.aspx?view_pid="+int_id;
    
    xmlHttp.open("GET", url, true);
    xmlHttp.onreadystatechange = callback;
    xmlHttp.send(null);
  }

  function callback() {

    if (xmlHttp.readyState == 4) {
      if (xmlHttp.status == 200) {   
         _xml=xmlHttp.responseXML;   
       page1=parseInt((_xml.getElementsByTagName("item").length+9)/10);
        document.getElementById("page1").innerHTML="共"+page1+"页/",
         setData();
       }
    }
  }
  function setData() {
    var courseData=_xml;
    var obj = courseData.getElementsByTagName("item");
    if(page1==event_key1)
    {
      datapage.innerHTML="第"+event_key1+"页&nbsp;<a onclick=\"return up_onclick();\" style=\"cursor:hand;\">上页</a>&nbsp末页";
    }
    else 
    {
       if(event_key1==1)
       {
         datapage.innerHTML="第"+event_key1+"页&nbsp;首页&nbsp;<a onclick=\"return down_onclick();\" style=\"cursor:hand;\">下页</a>";
       }
       else
       {
          datapage.innerHTML="第"+event_key1+"页&nbsp;<a onclick=\"return up_onclick();\" style=\"cursor:hand;\">上页</a>&nbsp;<a onclick=\"return down_onclick();\" style=\"cursor:hand;\">下页</a>";
       }
    }
    var c;
    var text="";
    if(obj.length-(event_key1-1)*10>9)
      { 
		c=9;
	  }
    else
      {
        c=obj.length-(event_key1-1)*10-1;
      }
    for (var i=(event_key1-1)*10;i<=(event_key1-1)*10+c;i++) 
    {
       var content=courseData.getElementsByTagName("content")[i].firstChild.data;
       var c_publictime = courseData.getElementsByTagName("c_publictime")[i].firstChild.data;
       var c_p_id = courseData.getElementsByTagName("c_p_id")[i].firstChild.data;
       text+="<IMG src=../images/original.gif>&nbsp;&nbsp;<a href='comments.aspx?id="+c_p_id+"' target=_blank>"+content+"</a>&nbsp;&nbsp;"+c_publictime+"<Br>";
    }
   if(page1==0)
   {
    datapage.style.display="none";
    document.getElementById("page1").style.display="none";
    document.getElementById("pageinfo").style.display="none";
   }
   dataDiv.innerHTML = text;
}

//==============myradio.aspx  评论信息===========================
  function getCourseData_myradio_command(key,myradiopopno) { 
   event_srcElement = event.srcElement;
       if ( typeof event_srcElement == "undefined" ) {
      return;
    }
    event_key1 = key;
    popno=myradiopopno;
    try {
      clearTimeout(st0);
    } catch(e) {}
    st0 = setTimeout("getCourseDataAjax_myradio_command()", timeout);
  }
 function getCourseDataAjax_myradio_command() {
    createXMLHttpRequest();
    var url = "asp/pager.aspx?myradio_popno="+popno+"&page="+event_key1;
    
    xmlHttp.open("GET", url, true);
    xmlHttp.onreadystatechange = callback_myradio;
    xmlHttp.send(null);
  }
 function callback_myradio() {

    if (xmlHttp.readyState == 4) {
      if (xmlHttp.status == 200) {   
         _xml=xmlHttp.responseXML;
    var v=_xml;
    page1=parseInt(parseInt(parseInt(v.getElementsByTagName("pagecount")[0].firstChild.data)+9)/10);
    document.getElementById("page1").innerHTML="共"+page1+"页/";
         setData_myradio();
       }
    }
  }
function setData_myradio() {
    var courseData=_xml;
    var obj = courseData.getElementsByTagName("item");
    if(event_key1==1)
    {
         var str_page="&nbsp;<a onclick=\"return pageinfo(1);\" style=\"cursor:hand;\"><font color=red>1</font></a>";
         if(page1>5)
         {
           for(var i=2;i<=5;i++)
           {
             str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\">"+i+"</a>";
           }
           datapage.innerHTML="第"+event_key1+"页<font color=#cccccc face=\"webdings\">9</font><font color=#cccccc face=\"webdings\">3</font>"+str_page+"&nbsp;<a onclick=\"return Down_PageNum();\" style=\"cursor:hand;\" title=\"下5页\"><font face=\"webdings\">4</font></a><a onclick=\"return pageinfo('"+page1+"');\" title=\"最后一页\" style=\"cursor:hand;\"><font face=\"webdings\">:</font></a>";
         }
         else
         {
           for(var i=2;i<=page1;i++)
           {
             str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\">"+i+"</a>";
           }
           datapage.innerHTML="第"+event_key1+"页<font color=#cccccc face=\"webdings\">9</font><font color=#cccccc face=\"webdings\">3</font>"+str_page+"&nbsp;<font face=\"webdings\">4</font><a onclick=\"return pageinfo('"+page1+"');\" style=\"cursor:hand;\"><font face=\"webdings\">:</font></a>";
         }
         eventNum=5;
     }
    else if(page1==event_key1)
    {
       var str_page="";
       if(page1<=5)
       {
         for(var i=1;i<=page1;i++)
         {
           if(event_key1==i)
           {
            str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\"><font color=red>"+i+"</font></a>";
           }
           else
           {
           str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\">"+i+"</a>";
            }
         }
         datapage.innerHTML="第"+event_key1+"页<a onclick=\"return pageinfo(1);\" style=\"cursor:hand;\" title=\"第一页\"><font face=\"webdings\">9</font></a><font face=\"webdings\">3</font>"+str_page+"&nbsp;<font color=#cccccc  face=\"webdings\">4</font><font face=\"webdings\" color=#cccccc >:</font>";
       }
       else
       {
            for(var i=page1-page1%5+1;i<=page1;i++)
		    {
				if(event_key1==i)
				{
					str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\"><font color=red>"+i+"</font></a>";
				}
				else
				{
					str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\">"+i+"</a>";
				}
			}
			eventNum=page1-page1%5+5;
			datapage.innerHTML="第"+event_key1+"页<a onclick=\"return pageinfo(1);\" style=\"cursor:hand;\" title=\"第一页\"><font face=\"webdings\">9</font></a><a onclick=\"return Up_PageNum();\" style=\"cursor:hand;\" title=\"上5页\"><font face=\"webdings\">3</font></a>"+str_page+"&nbsp;<font color=#cccccc face=\"webdings\">4</font><font color=#cccccc face=\"webdings\">:</font>";    
        }
    }
    else
     {
        	var str_page="";
         	if(page1<=5)
         	{
         	   for(var i=1;i<=page1;i++)
               {  
         	    if(event_key1==i)
				{
					str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\"><font color=red>"+i+"</font></a>";
				}
				else
				{
					str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\">"+i+"</a>";
				}
				}
				datapage.innerHTML="第"+event_key1+"页<a onclick=\"return pageinfo(1);\" style=\"cursor:hand;\" title=\"第一页\"><font face=\"webdings\">9</font></a><font face=\"webdings\">3</font>"+str_page+"&nbsp;<font face=\"webdings\">4</font><a onclick=\"return pageinfo('"+page1+"');\" style=\"cursor:hand;\" title=\"最后一页\"><font face=\"webdings\" >:</font></a>";
         	}
         	else
         	{
           	  if(page1-page1%5<eventNum-page1%5)
			{
				  for(var i=page1-page1%5+1;i<=page1;i++)
				  {
				    if(event_key1==i)
				    {
						str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\"><font color=red>"+i+"</font></a>";
				    }
				    else
				    {
						str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\">"+i+"</a>";
				    }
				  }
				  datapage.innerHTML="第"+event_key1+"页<a onclick=\"return pageinfo(1);\" style=\"cursor:hand;\" title=\"第一页\"><font face=\"webdings\">9</font></a><a onclick=\"return Up_PageNum();\" style=\"cursor:hand;\" title=\"上5页\"><font face=\"webdings\">3</font></a>"+str_page+"&nbsp;<font color=#cccccc face=\"webdings\">4</font><a onclick=\"return pageinfo('"+page1+"');\" style=\"cursor:hand;\" title=\"最后一页\"><font  face=\"webdings\">:</font></a>";
				}
			  else
			  {
         		for(var i=eventNum-4;i<=eventNum;i++)
				{
					if(event_key1==i)
					{
					str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\"><font color=red>"+i+"</font></a>";
					}
					else
					{
					str_page+="&nbsp;<a onclick=\"return pageinfo('"+i+"');\" style=\"cursor:hand;\">"+i+"</a>";
					}
					datapage.innerHTML="第"+event_key1+"页<a onclick=\"return pageinfo(1);\" style=\"cursor:hand;\" title=\"第一页\"><font  face=\"webdings\">9</font></a><a onclick=\"return Up_PageNum();\" style=\"cursor:hand;\" title=\"上5页\"><font  face=\"webdings\">3</font></a>"+str_page+"&nbsp;<a onclick=\"return Down_PageNum();\" style=\"cursor:hand;\" title=\"下5页\"><font face=\"webdings\">4</font></a><a onclick=\"return pageinfo('"+page1+"');\" style=\"cursor:hand;\" title=\"最后一页\"><font face=\"webdings\">:</font></a>";
					
				 }
			  }
			}
        }
    var text="";
    for (var i=0;i<=obj.length-1;i++) 
    {
       var content=courseData.getElementsByTagName("content")[i].firstChild.data;
       var c_publictime = courseData.getElementsByTagName("c_publictime")[i].firstChild.data;
       var c_p_id = courseData.getElementsByTagName("c_p_id")[i].firstChild.data;
       text+="<IMG src=../images/original.gif>&nbsp;&nbsp;<a href='comments.aspx?id="+c_p_id+"' target=_blank>"+content+"</a>&nbsp;&nbsp;"+c_publictime+"<Br>";
    }
   if(obj.length<=0)
   {
    datapage.style.display="none";
    document.getElementById("page1").style.display="none";
    document.getElementById("pageinfo").style.display="none";
   }
   dataDiv.innerHTML = text;
}
//========分页提示============
function up_onclick() {
if(event_key1==1)
{
   alert("已是第一页");
   return;
}
event_key1=event_key1-1;
getCourseDataAjax_myradio_command();//myradio评论信息
//setData    view评论信息
}
function down_onclick() {
	if(event_key1>=page1)
	{
	alert("已经是最后一页");
	return;
	}
	event_key1=event_key1+1;
	getCourseDataAjax_myradio_command();//myradio评论信息
	//setData    view评论信息
}
function  pageinfo(v)
{
  event_key1=v;
  getCourseDataAjax_myradio_command();//myradio评论信息
}
function Down_PageNum()
{
  eventNum=eventNum+5; 
  event_key1=eventNum-4;
  getCourseDataAjax_myradio_command();
}
function Up_PageNum()
{
  if(eventNum==5)
  {
   event_key1=1;
  }
  else
  {
    eventNum=eventNum-5;
    event_key1=eventNum-4;
   }
  getCourseDataAjax_myradio_command();
 
}