function MM_preloadImages() { //v3.
    var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
    window.open(theURL,winName,features);
}


function MM_swapImgRestore() { //v3.0
    var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
    var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
        d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
    if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
    for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
    if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
    var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
    if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


function MM_jumpMenu(targ,selObj,restore){ //v3.0
    eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
    if (restore) selObj.selectedIndex=0;
}




function chkAgree()
{
    //debugger;
    if(document.getElementById("Checkbox1").checked==true)
    {
        document.getElementById("btnOk").disabled=false;
        return;
    }
    if(document.getElementById("Checkbox1").checked==false)
    { 
        document.getElementById("btnOk").disabled=true;
    }
}	

function openAgree()
{

}



//­º­¶
var rTimer;

function doChangeBanner()
{
    //alert("doChangeBanner");
    //alert("rTimer = " + rTimer);
    if(rTimer)
    {
        clearTimeout(rTimer);
    }
    rTimer = setTimeout("SetBanner()", 8000);
}

function SetBanner()
{
    try
    {
        var strImgData = document.getElementById("txtImgData").value;
        var strImgSerial = document.getElementById("txtImgSerial").value;
        var strImgAlt = document.getElementById("txtImgAlt").value;
        var strPopFlag = document.getElementById("txtPopFlag").value;
        var strUrlLink = document.getElementById("txtUrlLink").value;
        var strImgFolder = document.getElementById("txtImgFolder").value;
        var aryImgData = new Array();
        var aryImgAlt = new Array();
        var aryPopFlag = new Array();
        var aryUrlLink = new Array();
        aryImgData = strImgData.split("||");
        aryImgAlt = strImgAlt.split("||");
        aryPopFlag = strPopFlag.split("||");
        aryUrlLink = strUrlLink.split("||");
        
        var intSerial=0;
        if(strImgSerial!="" && isNaN(strImgSerial)==false)
        {
            intSerial=parseInt(strImgSerial);
            intSerial=intSerial+1;
        }
        if (intSerial>aryImgData.length-1)
        {
            //alert(11)
            intSerial = 0;
        }
        document.getElementById("txtImgSerial").value = intSerial;
        //alert("intSerial= " + intSerial);
        var objBanner=document.getElementById("imgBanner");
        var objOpen=document.getElementById("openBanner");
        //alert(aryImgData[intSerial] + "--" + aryImgAlt[intSerial] + "--" + aryUrlLink[intSerial] + "--" + aryPopFlag[intSerial]);
        
        objBanner.src = strImgFolder + aryImgData[intSerial];   
        objBanner.alt = aryImgAlt[intSerial];
        objOpen.href = aryUrlLink[intSerial];
        if (aryPopFlag[intSerial]=="1")
        {
            objOpen.target = "_blank";
        }
        else
        {
            objOpen.target = "_blank";
        }
        
        doChangeBanner();
        
    }catch(e){
        //alert(e.Message);
    }
}



//¯Z§O¤¶²Ð­¶
var _ImgID = "1";

function ButtonClick(intSelfSheet, intSheetCount, strID, strTableID, strImgSrc, strTeacherTableID, blnShowTeacher)
{
    try
    {
        //(intSelfSheet, intSheetCount, strID, strTableID, strImgSrc)
        //alert("ButtonClick \nintSelfSheet = " + intSelfSheet + "\intSheetCount = " + intSheetCount + "\nstrID = " + strID + "\nstrImgSrc = " + strImgSrc);
        var strSheet = "";
        var intJ = 0;
        for(intJ = 0 ; intJ < intSheetCount ; intJ++)
        {
            strSheet = (intJ+1).toString();
            //alert(1)
            document.getElementById(strID + strSheet).src = strImgSrc + strSheet + "_1.gif";
            //alert(2)
            document.getElementById(strTableID + strSheet).style.display = "none";
            //alert(3) //Á¿®v
            document.getElementById(strTeacherTableID + strSheet).style.display = "none";
        }
        _ImgID=intSelfSheet;
        document.getElementById(strID + intSelfSheet.toString()).src = strImgSrc + intSelfSheet.toString() + ".gif";
        //document.getElementById(strID + intSelfSheet.toString()).src = "../images/SeriesCourse/icon_class3.gif";
        document.getElementById(strTableID + intSelfSheet.toString()).style.display = "";  
        document.getElementById(strTeacherTableID + intSelfSheet.toString()).style.display = "";
        if (blnShowTeacher==true)
        {
            document.getElementById("tdTeacherInfoHeader").style.display = "";
        }
        else
        {
            document.getElementById("tdTeacherInfoHeader").style.display = "none";
        }
    }
    catch(e)
    {
        alert(e.Message);
    }
}

     
function MoveOutSrc(obj, intSelfSheet,strImgID, strImgSrc)
{
    try
    {
        var strID = obj.id;
        //alert("_ImgID = " + _ImgID + "\nintSelfSheet = " + intSelfSheet + "\n strID = " + strID);
        //alert(strID.indexOf(_ImgID));
        //alert(strID.indexOf(_ImgID) >= 0)
        if(strID.indexOf(_ImgID) >= 0)
        {
           
        }
        else
        {
            //alert(strImgSrc + intSelfSheet.toString() + "_1.gif")
            document.getElementById(strImgID + intSelfSheet.toString()).src = strImgSrc + intSelfSheet.toString() + "_1.gif";
        }        
    }
    catch(e)
    {
        //alert(e.Message);
    }
}


function changeSelect(obj, hidObjName1, strImgSource)
{
    try
    {
        //alert("hidObjName1 = " + hidObjName1);
        //alert("strImgSource = " + strImgSource)
        //alert( document.getElementsByName(hidObjName1));
        //alert(document.getElementsByName(hidObjName1).length)
        //alert( document.getElementById(strImgSource))
        var strSrc = document.getElementById(strImgSource).src;

        if(strSrc.indexOf("icn_close")>=0)
        {
             document.getElementById(strImgSource).src = "../images/icn_open.gif";
        }
        else
        {
             document.getElementById(strImgSource).src = "../images/icn_close.gif";
        }
        hidObj1 = document.getElementsByName(hidObjName1);
        if ( hidObj1 != null )
        {
            //alert(hidObj1.length)
	        for (i=0 ; i<hidObj1.length ; i++)
	        {
     	        if( hidObj1[i].style.display =="block" ||  hidObj1[i].style.display =="")
     	        {
     	             hidObj1[i].style.display="none";
     	        }
     	        else
     	        {
     	             hidObj1[i].style.display="block";
     	        }
	        }
        }    
    }
    catch(e)
    {
        alert(e.Message);
    }
}