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_preloadImages() { //v3.0
  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_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 AC_OnKeyPress()
{
    if( window.event.keyCode == 13 )
    {
        var aObj = document.getElementById("AC");
        if( aObj.value == "")
        {
            alert("請填入帳號！");
            aObj.focus();
        }
        else
        {
            var aObj = document.getElementById("PWD");
            aObj.focus();           
        }
    }
}
        
function PWD_OnKeyPress()
{
    if( window.event.keyCode == 13 )
    {
        var aObj = document.getElementById("PWD");
        if( aObj.value == "")
        {
            alert("請輸入密碼！");
            aObj.focus();            
        }  
        else
        {
            aObj = document.getElementById("VCode");
            aObj.focus();
        }            
    }
}

function VCode_OnKeyPress()
{
    if( window.event.keyCode == 13 )
    {
        var aObj = document.getElementById("VCode");
        if( aObj.value == "")
        {
            alert("請輸入驗證碼！");
            aObj.focus();            
        }  
        else
        {
            DoLogin();
        }            
    }
}

function DoLogin()
{
    if( document.frmLogin.AC.value == "" )
    {
        alert("請填入帳號！");
        document.frmLogin.AC.focus();
        return;
    }
    if( document.frmLogin.PWD.value == "" )
    {
        alert("請輸入密碼！");
        document.frmLogin.PWD.focus();
        return;
    }
    if( document.frmLogin.VCode.value == "" )
    {
        alert("請輸入驗證碼！");
        document.frmLogin.VCode.focus();
        return;
    }
    document.frmLogin.submit();
}

function ForgetPWD()
{
    document.location = "ForgetPWD.php"
}
//-----------------------------------------------
function DoSearch()
{
    if( document.frmFind.FindKey.value == "" )
    {
        alert("請選擇查詢欄位！");
        document.frmFind.FindKey.focus();
        return;
    }
    if( document.frmFind.KeyWord.value == "" )
    {
        alert("請填入關鍵字！");
        document.frmFind.KeyWord.focus();
        return;
    }
    if( document.frmFind.BeOver.value == "" )
    {
        alert("請選擇完結狀態！");
        document.frmFind.KeyWord.focus();
        return;
    }
    document.frmFind.submit();    
}
//-------------------------------------------------------------------
function DoOrder1( szISBN, bService )
{
    if( bService == 0 )
    {
        alert( "您並未享有宅配服務！");
        return;
    }
    var szURL = "Order.php?ISBN=" + szISBN;
    document.location = szURL;
}

function SelectAll(formName, elementName, selectAllName) 
{
    var aCBList = document.getElementsByName("CB");
    for(var i=0; i<aCBList.length; i++)
    {
        aCBList[i].checked = document.frmMain.selall.checked;
    }
}