function loadPage()
{
	var xhr = false;
	if (window.XMLHttpRequest)
	{
		xhr = new XMLHttpRequest();
		if (xhr.overrideMimeType)
		{
			xhr.overrideMimeType('text/html');
		}
	}
	else if (window.ActiveXObject)
	{
		try {
				xhr = new ActiveXObject("Msxml2.XMLHTTP");
			}
			catch (e)
			{
				try
				{
					xhr = new ActiveXObject("Microsoft.XMLHTTP");
				}
				catch (e) {}
			}
	}
	return xhr;
}
function getPrev(returnOBJ,strFileType)
{	
	if(document.getElementById("hplPrev").innerHTML=="")
	return;
	
    var xhr = loadPage();
	var strNowPage = document.getElementById("lblNowPage").innerText;
	var strValue=(parseInt(strNowPage.substring(2,strNowPage.length-2))-1)+"|"+document.getElementById('txtTitle').value
	+";"+"|"+strFileType;
	
	var qs = "jsStation/KnowledgeStation.aspx?DM="+strValue +"&type=02";
	var returnValue="";
	var reOBJ = document.getElementById(returnOBJ);
	reOBJ.innerHTML = "<img src=\"../image/r20066212549.gif\"><font style=\"font-size:12px;color:red\">正在引导数据,请稍候...</font>";
	if (xhr)
	{	
	    xhr.open("GET", qs, true);
	    xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	    xhr.onreadystatechange = function()
	    {
			if (xhr.readyState == 4 && xhr.status == 200)
			{
				document.getElementById("lblNowPage").innerHTML=(parseInt(strNowPage.substring(2,strNowPage.length-2))-1);
				reOBJ.innerHTML=xhr.responseText.split('|')[0];   
				returnValue = xhr.responseText.split('|')[1];   
				document.getElementById("lblNumSum").innerText=returnValue.split(';')[0];
				document.getElementById("lblPageSum").innerText=returnValue.split(';')[1]; 
			}
		}
		xhr.send(null);
	}
	
	document.getElementById("txtTitle").value="";
    if(document.getElementById('lblNowPage').innerHTML=="1")
    {
    document.getElementById("hplPrev").innerText="";
    document.getElementById("hplFirst").innerText="";
    }
    else
    {
    document.getElementById("hplPrev").innerText="上一页";
    document.getElementById("hplFirst").innerText="首页";
    }
    document.getElementById("hplNext").innerText="下一页";
    document.getElementById("hplLast").innerText="末页";

}

function getNext(returnOBJ,strFileType)
{	
	if(document.getElementById("hplNext").innerHTML=="")
	return;
	
    var xhr = loadPage();
	var strNowPage = document.getElementById("lblNowPage").innerText;
	var strValue=(parseInt(strNowPage.substring(2,strNowPage.length-2))+1)+"|"+document.getElementById('txtTitle').value
	+";"+"|"+strFileType;
	
	var qs = "jsStation/KnowledgeStation.aspx?DM="+strValue +"&type=02";
	var returnValue="";
	var reOBJ = document.getElementById(returnOBJ);
	reOBJ.innerHTML = "<img src=\"../image/r20066212549.gif\"><font style=\"font-size:12px;color:red\">正在引导数据,请稍候...</font>";
	if (xhr)
	{	
		xhr.open("GET", qs, true);
		xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		xhr.onreadystatechange = function()
		{
			if (xhr.readyState == 4 && xhr.status == 200)
			{
				document.getElementById('lblNowPage').innerHTML=(parseInt(strNowPage.substring(2,strNowPage.length-2))+1);
				reOBJ.innerHTML=xhr.responseText.split('|')[0];   
				returnValue = xhr.responseText.split('|')[1];  
				document.getElementById("lblNumSum").innerText=returnValue.split(';')[0];
				document.getElementById("lblPageSum").innerText=returnValue.split(';')[1];
				document.getElementById("lblNowPage").innerText=returnValue.split(';')[2]; 
				
				if(document.getElementById("lblPageSum").innerText!="1")
				{
					document.getElementById("hplPrev").innerText="上一页";
					document.getElementById("hplFirst").innerText="首页";
				}
			}
		}
		xhr.send(null);
    }  
    
	document.getElementById("txtTitle").value="";
    if(document.getElementById('lblNowPage').innerText==document.getElementById("lblPageSum").innerText)
    {
    document.getElementById("hplNext").innerText="";
    document.getElementById("hplLast").innerText="";
    }
    else
    {
    document.getElementById("hplNext").innerText="下一页";
    document.getElementById("hplLast").innerText="末页";
    }
    
}

function getFrist(returnOBJ,strFileType)
{
	if(document.getElementById("hplFirst").innerHTML=="")
	return;
	
	var xhr = loadPage();
	   
	//var strNowPage = document.getElementById("lblNowPage").innerText;
	var strValue="1|"+document.getElementById('txtTitle').value+";"+"|"+strFileType;
	
	var qs = "jsStation/KnowledgeStation.aspx?DM="+strValue +"&type=01";
	var returnValue="";
	var reOBJ = document.getElementById(returnOBJ);
	reOBJ.innerHTML = "<img src=\"../image/r20066212549.gif\"><font style=\"font-size:12px;color:red\">正在引导数据,请稍候...</font>";
	if (xhr)
	{	
		xhr.open("GET", qs, true);
		xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		xhr.onreadystatechange = function()
		{
			if (xhr.readyState == 4 && xhr.status == 200)
			{
				document.getElementById('lblNowPage').innerText="1";
				reOBJ.innerHTML=xhr.responseText.split('|')[0];   
				returnValue = xhr.responseText.split('|')[1]; 
				document.getElementById("lblNumSum").innerText=returnValue.split(';')[0];
				document.getElementById("lblPageSum").innerText=returnValue.split(';')[1];  
			}
		}
		
		xhr.send(null);
    } 
    
    document.getElementById("txtTitle").value="";
    document.getElementById("hplPrev").innerText="";
    document.getElementById("hplFirst").innerText="";
    document.getElementById("hplNext").innerText="下一页";
    document.getElementById("hplLast").innerText="末页";
}

function getLast(returnOBJ,strFileType)
{
if(document.getElementById("hplLast").innerHTML=="")
	return;
	
	   var xhr = loadPage();
	   
	var strNowPage = document.getElementById("lblNowPage").innerText;
	var strValue=document.getElementById('lblPageSum').innerText+"|"+document.getElementById('txtTitle').value
	+";"+"|"+strFileType;
	
	var qs = "jsStation/KnowledgeStation.aspx?DM="+strValue +"&type=02";
	var returnValue="";
	var reOBJ = document.getElementById(returnOBJ);
	reOBJ.innerHTML = "<img src=\"../image/r20066212549.gif\"><font style=\"font-size:12px;color:red\">正在引导数据,请稍候...</font>";
	if (xhr)
	{	
		xhr.open("GET", qs, true);
		xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		xhr.onreadystatechange = function()
		{
			if (xhr.readyState == 4 && xhr.status == 200)
			{				
				reOBJ.innerHTML=xhr.responseText.split('|')[0];   
				returnValue = xhr.responseText.split('|')[1];  
				document.getElementById("lblNumSum").innerText=returnValue.split(';')[0];
				document.getElementById("lblPageSum").innerText=returnValue.split(';')[1]; 
				document.getElementById("lblNowPage").innerText=returnValue.split(';')[2]; 
				
			}
		}
		xhr.send(null);
    } 
    document.getElementById("txtTitle").value="";
    document.getElementById("hplNext").innerText="";
    document.getElementById("hplLast").innerText="";
    document.getElementById("hplPrev").innerText="上一页";
    document.getElementById("hplFirst").innerText="首页";
}

function getPage(returnOBJ,strFileType)
{	
	if(document.getElementById("txtPage").value=="")
	return;
	
    var xhr = loadPage();
	var strNowPage = document.getElementById("lblNowPage").innerText;
	var strValue=(parseInt(document.getElementById("txtPage").value))+"|"+document.getElementById('txtTitle').value
	+";"+"|"+strFileType;
	
	var qs = "jsStation/KnowledgeStation.aspx?DM="+strValue +"&type=02";
	var returnValue="";
	var reOBJ = document.getElementById(returnOBJ);
	reOBJ.innerHTML = "<img src=\"../image/r20066212549.gif\"><font style=\"font-size:12px;color:red\">正在引导数据,请稍候...</font>";
	if (xhr)
	{	
		xhr.open("GET", qs, true);
		xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		xhr.onreadystatechange = function()
		{
			if (xhr.readyState == 4 && xhr.status == 200)
			{
				document.getElementById('lblNowPage').innerHTML=(parseInt(strNowPage.substring(2,strNowPage.length-2))+1);
				reOBJ.innerHTML=xhr.responseText.split('|')[0];   
				returnValue = xhr.responseText.split('|')[1];  
				document.getElementById("lblNumSum").innerText=returnValue.split(';')[0];
				document.getElementById("lblPageSum").innerText=returnValue.split(';')[1];
				document.getElementById("lblNowPage").innerText=returnValue.split(';')[2]; 
				if(parseInt(document.getElementById("lblPageSum").innerText)>1&&parseInt(document.getElementById("lblNowPage").innerText)>1)
				{
				document.getElementById("hplPrev").innerText="上一页";
				document.getElementById("hplFirst").innerText="首页";
				}
				else
				{
				    document.getElementById("hplPrev").innerText="";
					document.getElementById("hplFirst").innerText="";
				}
				 if(document.getElementById('lblNowPage').innerText==document.getElementById("lblPageSum").innerText)
				{
				document.getElementById("hplNext").innerText="";
				document.getElementById("hplLast").innerText="";
				}
				else
				{
				document.getElementById("hplNext").innerText="下一页";
				document.getElementById("hplLast").innerText="末页";
				}
			}
		}
		xhr.send(null);
    }  
        
}

function showPage(obj,iPage)
{
	var vPage=document.getElementsByTagName("table");
	for(i=0;i<vPage.length;i++)
	{
	if(vPage[i].className=="fileFont")
	{
		if(vPage[i].id==obj)
			vPage[i].style.display="block";
		else
			vPage[i].style.display="none";
		}
	}
	var vDiv=document.getElementsByTagName("div");
	for(i=0;i<vDiv.length;i++)
	{
	if(vDiv[i].id.substring(1,5)=="page")
	{
		if(vDiv[i].id==iPage+"page")
			vDiv[i].innerText=iPage;
		else
			vDiv[i].innerText="["+vDiv[i].id.substring(0,1)+"]";
		}
    }
window.scrollTo(0, 0);
}

function loadType()
{
	if(document.getElementById("txtType").value=="01")
	{
		document.getElementById("imgTitle").src="../Image/Knowledge/DJZS.gif";
	}
	else if(document.getElementById("txtType").value=="02")
	{
		document.getElementById("imgTitle").src="../Image/Knowledge/JCZS.gif";
	}
	else if(document.getElementById("txtType").value=="03")
	{
		document.getElementById("imgTitle").src="../Image/Knowledge/ZYSY.gif";
	}
	else if(document.getElementById("txtType").value=="04")
	{
		document.getElementById("imgTitle").src="../Image/Knowledge/SYCS.gif";
	}
}