this.mSldHref= this.mNtsHref = sldHref
	this.mOrigVis= this.mVis = visible
	this.mVisited= false
	this.mAdvDelay= advDelay
	this.mAdvOnClk= advClk
}

function SldList(arr,curSld,fEnd)
{
	this.mCurSld = curSld;
	this.mList = new Array();

	var idx = 1;
	for(ii=0;ii<arr.length;ii++) {
		this.mList[ii] = new hrefList( arr[ii].mSldHref, arr[ii].mOrigVis, arr[ii].mAdvDelay, arr[ii].mAdvOnClk );
		if( arr[ii].mOrigVis )
			this.mList[ii].mSldIdx = idx++;
	}
	this.mNumVisSlds = idx-1;
	this.fEndShow = fEnd;
}

function GetSldList() {	return gSldStack[gSldStack.length-1] }
function GetCurSld() { return parent.GetSldList().mList[parent.gCurSld - 1] }

gSldStack = new Array();
gSldStack[0] = new SldList(gMainDoc,gCurSld,1)
function ToggleOtlPane()
{
	frmset=document.all("PPTHorizAdjust")
	frm=document.all("PPTOtl")

	if( gOtlOpen )
		frmset.cols="*,100%"
	else
		frmset.cols="25%,*"

	gOtlOpen=!gOtlOpen
	frm.noResize=!frm.noResize
	UpdOtNavPane()
}

function ToggleNtsPane()
{
	frmset=document.all("PPTVertAdjust")
	frm=document.all("PPTNts")

	if( gNtsOpen )
		frmset.rows="100%,*"
	else
		frmset.rows="*,20%"

	gNtsOpen=!gNtsOpen
	UpdNtsPane()
}

/*********************************************
Custom Shows implementation

When ViewCustomShow() is called, we create
a new array that is a subset of the slides in 
the main doc. This list pushed on a stack so
we can return after the end of the custom
show.
*********************************************/
function ViewCustomShow(idx,fEnd)
{
	if( !IsFullScrMode() ) return;
	var sldList = new Array();
	var custShow = custShowList[idx-1];
	var jj = 0;
	for( ii=0;ii<custShow.length;ii++ ) {
		if( custShow[ii] <= gMainDoc.length )
			sldList[jj++] = gMainDoc[custShow[ii]-1];
	}
	if (sldList.length > 0) {
	PushSldList(sldList,fEnd);
	gCurSld = 1;
	}
	else
		if( PPTSld.event ) PPTSld.event.cancelBubble=true
}

function PushSldList(arr,fEnd) {
	var ii = gSldStack.length;
	gSldStack[ii] = new SldList(arr,gCurSld,fEnd);
	GoToSld( gSldStack[ii].mList[0].mSldHref );
}

function PopSldList() {
	if (gSldStack[gSldStack.length-1].fEndShow)
		EndShow()
	else {
	gCurSld = gSldStack[gSldStack.length-1].mCurSld;
	gSldStack[gSldStack.length-1] = null;
	gSldStack.length--;
	var sldList = gSldStack[gSldStack.length-1];
	GoToSld( sldList.mList[gCurSld - 1].mSldHref );
	}
}
var custShowList=new Array();

/*********************************************
 Navigation button implementation

 There are 2 types of buttons: ImgBtn, TxtBtn
 implemented as function objects. They share
 a similiar interface so the event handlers
 can call SetActive, for example, on a button 
 object without needing to know exactly 
 what type of button it is.
**********************************************/

//----------------------------------
function ImgBtn( oId,bId,w,action )
//----------------------------------
{
	var t=this
	t.Perform    = _IBP
	t.SetActive  = _IBSetA
	t.SetInactive= _IBSetI
	t.SetPressed = _IBSetP
	t.SetDisabled= _IBSetD
	t.Enabled    = _IBSetE
	t.ChangeIcon = null
	t.UserAction = action
	t.ChgState   = _IBUI
	t.mObjId   = oId
	t.mBorderId= bId
	t.mWidth   = w
	t.mIsOn    = t.mCurState = 0
}

function _IBSetA()
{
	if( this.mIsOn ) {
		obj=this.ChgState( gHiliteClr,gShadowClr,2 )
		obj.style.posTop=0
	}
}

function _IBSetI()
{
	if( this.mIsOn ) {
		obj=this.ChgState( gFaceClr,gFaceClr,1 )
		obj.style.posTop=0 
	}
}

function _IBSetP()
{
	if( this.mIsOn ) {
		obj=this.ChgState( gShadowClr,gHiliteClr,2 )
		obj.style.posLeft+=1; obj.style.posTop+=1
	}
}

function _IBSetD()
{  
	obj=this.ChgState( gFaceClr,gFaceClr,0 )
	obj.style.posTop=0 
}

function _IBSetE( state )
{
	var t=this
	GetObj( t.mBorderId ).style.visibility="visible"
	if( state != t.mIsOn ) {
		t.mIsOn=state
		if( state )
			t.SetInactive()
		else
			t.SetDisabled()
	}
}

function _IBP()
{
	var t=this
	if( t.mIsOn ) {
		if( t.UserAction != null )
			t.UserAction()
		if( t.ChangeIcon ) {
			obj=GetObj(t.mObjId)
			if( t.ChangeIcon() )
				obj.style.posLeft=obj.style.posLeft+(t.mCurState-4)*t.mWidth
			else
				obj.style.posLeft=obj.style.posLeft+(t.mCurState-0)*t.mWidth
		}
		t.SetActive()
	}  
}

function _IBUI( clr1,clr2,nextState )
{
	var t=this
	SetBorder( GetObj( t.mBorderId ),clr1,clr2 )
	obj=GetObj( t.mObjId )
	obj.style.posLeft=obj.style.posLeft+(t.mCurState-nextState)*t.mWidth-obj.style.posTop
	t.mCurState=nextState
	return obj
}

//-----------------------------------------
function TxtBtn( oId,oeId,action,chkState )
//-----------------------------------------
{
	var t=this
	t.Perform    = _TBP
	t.SetActive  = _TBSetA
	t.SetInactive= _TBSetI
	t.SetPressed = _TBSetP
	t.SetDisabled= _TBSetD
	t.SetEnabled = _TBSetE
	t.GetState   = chkState
	t.UserAction = action
	t.ChgState   = _TBUI
	t.mObjId      = oId
	t.m_elementsId= oeId
	t.mIsOn       = 1
}

function _TBSetA()
{
	var t=this
	if( t.mIsOn && !t.GetState() )
		t.ChgState( gHiliteClr,gShadowClr,0,0 )
}

function _TBSetI()
{
	var t=this
	if( t.mIsOn && !t.GetState() )
		t.ChgState( gFaceClr,gFaceClr,0,0 )
}

function _TBSetP()
{
	if( this.mIsOn )
		this.ChgState( gShadowClr,gHiliteClr,1,1 )
}

function _TBSetD()
{   
	this.ChgState( gFaceClr,gFaceClr,0,0 )
	this.mIsOn = 0
}

function _TBSetE()
{
	var t=this
	if( !t.GetState() )
		t.ChgState( gFaceClr,gFaceClr,0,0 )
	else
		t.ChgState( gShadowClr,gHiliteClr,1,1 )
	t.mIsOn = 1
}

function _TBP()
{
	var t=this
	if( t.mIsOn ) { 
		if( t.UserAction != null )
			t.UserAction()
        if( !t.GetState )
            return
		if( t.GetState() )
			t.SetPressed()
		else
			t.SetActive()
	}  
}

function _TBUI( clr1,clr2,lOffset,tOffset )
{
	SetBorder( GetObj( this.mObjId ),clr1,clr2 )
	Offset( GetObj( this.m_elementsId ),lOffset,tOffset )
}

function Offset( obj, top, left ){ obj.style.top=top; obj.style.left=left }

function SetBorder( obj, upperLeft, lowerRight )
{
	s=obj.style;
	s.borderStyle      = "solid"
	s.borderWidth      = 1 
	s.borderLeftColor  = s.borderTopColor = upperLeft
	s.borderBottomColor= s.borderRightColor = lowerRight
}

function GetBtnObj(){ return gBtnArr[window.event.srcElement.id] }

function BtnOnOver(){ b=GetBtnObj(); if( b != null ) b.SetActive() }

function BtnOnDown(){ b=GetBtnObj(); if( b != null ) b.SetPressed() }

function BtnOnOut(){ b=GetBtnObj(); if( b != null ) b.SetInactive() }

function BtnOnUp()
{
	b=GetBtnObj()
	if( b != null )
		b.Perform()
	else
		Upd()
}
function GetNtsState(){ return parent.gNtsOpen }

function GetOtlState(){ return parent.gOtlOpen }

function GetOtlTxtState(){ return parent.gOtlTxtExp }

function NtsBtnSetFlag( fVal )
{
	s=document.all.item( this.m_flagId ).style
	s.display="none"
	if( fVal )
		s.display=""
	else
		s.display="none"
}

function _BSetA_Border(){ b = gBtnArr[this.mObjId]; if( b != null ) b.SetActive() }

function _BSetI_Border(){ b = gBtnArr[this.mObjId]; if( b != null ) b.SetInactive() }

function _BSetP_Border(){ b = gBtnArr[this.mObjId]; if( b != null ) b.SetPressed() }

function _BSetA_BorderImg()
{ 
	b = gBtnArr[this.mBorderId] 
	if( b != null && this.mIsOn && !b.GetState() ) {
		obj=this.ChgState( gHiliteClr,gShadowClr,2 )
		obj.style.posTop=0
	}
}

function _BSetI_BorderImg()
{ 
	b = gBtnArr[this.mBorderId]
	if( b != null && this.mIsOn && !b.GetState() ) {
		obj=this.ChgState( gFaceClr,gFaceClr,1 )
		obj.style.posTop=0
	}
}


var gHiliteClr="THREEDHIGHLIGHT",gShadowClr="THREEDSHADOW",gFaceClr="THREEDFACE"
var gBtnArr = new Array()
gBtnArr["nb_otl"] = new TxtBtn( "nb_otl","nb_otlElem",parent.ToggleOtlPane,GetOtlState )
gBtnArr["nb_otlElem"] = new TxtBtn( "nb_otl","nb_otlElem",parent.ToggleOtlPane,GetOtlState )
gBtnArr["nb_nts"] = new ImgBtn( "nb_nts","nb_ntsBorder",10,parent.ToggleNtsPane )
gBtnArr["nb_nts"].SetActive = _BSetA_BorderImg;
gBtnArr["nb_nts"].SetInactive = _BSetI_BorderImg;
gBtnArr["nb_ntsBorder"] = new TxtBtn( "nb_ntsBorder","nb_ntsElem",parent.ToggleNtsPane,GetNtsState )
gBtnArr["nb_ntsElem"] = new TxtBtn( "nb_ntsBorder","nb_ntsElem",parent.ToggleNtsPane,GetNtsState )
gBtnArr["nb_prevBorder"] = gBtnArr["nb_prev"]= new ImgBtn( "nb_prev","nb_prevBorder",30,parent.GoToPrevSld )
gBtnArr["nb_nextBorder"] = gBtnArr["nb_next"]= new ImgBtn( "nb_next","nb_nextBorder",30,parent.GoToNextSld )
gBtnArr["nb_sldshw"]= new ImgBtn( "nb_sldshw","nb_sldshwBorder",18,parent.FullScreen )
gBtnArr["nb_sldshwBorder"] = new TxtBtn( "nb_sldshw","nb_sldshwBorder",parent.FullScreen,null )
gBtnArr["nb_sldshwBorder"].SetActive = _BSetA_Border;
gBtnArr["nb_sldshwBorder"].SetInactive = _BSetI_Border;
gBtnArr["nb_sldshwText"] = new TxtBtn( "nb_sldshw","nb_sldshwText",parent.FullScreen,null )
gBtnArr["nb_sldshwText"].SetActive = _BSetA_Border;
gBtnArr["nb_sldshwText"].SetInactive = _BSetI_Border;
gBtnArr["nb_voice"] = gBtnArr["nb_voiceBorder"] = new ImgBtn( "nb_voice","nb_voiceBorder",18,parent.ToggleVNarration )
gBtnArr["nb_otlTxtBorder"] = gBtnArr["nb_otlTxt"]= new ImgBtn( "nb_otlTxt","nb_otlTxtBorder",23,parent.ToggleOtlText )
gBtnArr["nb_ntsBorder"].m_flagId= "nb_nts"
gBtnArr["nb_ntsBorder"].SetFlag = NtsBtnSetFlag
gBtnArr["nb_otlTxt"].ChangeIcon= GetOtlTxtState

/*********************************************
 Context menu implementation

 _CM() is the function that's hooked up to
 the oncontextmenu event. Once we're asked to
 show the menu, we first build it by creating
 DIVs on-the-fly. Then we position it 
 within the screen area so it doesn't get
 clipped.

 Creating the DIVs using createElement() means
 we don't have to write out any extra HTML
 into the slide HTML files.
**********************************************/
var sNext="下一步",sPrev="上一步",sEnd="結束放映",sFont="宋體",sArrow="箭頭",sFreeform="任意形狀",sRect="矩形",sOval="橢圓"

function ShowMenu()
{
	BuildMenu();
	var doc=PPTSld.document.body,x=PPTSld.event.clientX+doc.scrollLeft,y=PPTSld.event.clientY+doc.scrollTop
	m = PPTSld.document.all.item("ctxtmenu")
	m.style.pixelLeft=x
	if( (x+m.scrollWidth > doc.clientWidth)&&(x-m.scrollWidth > 0) )
		m.style.pixelLeft=x-m.scrollWidth

	m.style.pixelTop=y
	if( (y+m.scrollHeight > doc.clientHeight)&&(y-m.scrollHeight > 0) )
		m.style.pixelTop=y-m.scrollHeight

	m.style.display=""
}

function _CM()
{
	if( !parent.IsFullScrMode() ) return;
	if(!PPTSld.event.ctrlKey) {
		ShowMenu()
		return false
	} else
		HideMenu()
}

function BuildMenu()
{
	if( PPTSld.document.all.item("ctxtmenu") ) return

	var mObj=CreateItem( PPTSld.document.body )
	mObj.id="ctxtmenu"
	mObj.style.visibility="hidden"
	var s=mObj.style
	s.position="absolute"
	s.cursor="default"
	s.width="120px"
	SetCMBorder(mObj,"menu","black")

	var iObj=CreateItem( mObj )
	SetCMBorder( iObj, "threedhighlight","threedshadow" )
	iObj.style.padding=2
	CreateMenuItem( iObj,sNext,M_GoNextSld,M_True )
	CreateMenuItem( iObj,sPrev,M_GoPrevSld,M_HasPrevSld )
	
	CreateSeparator( iObj )
	CreateMenuItem( iObj,sEnd,M_End,M_True )
	mObj.style.visibility="visible"
}

function Cancel() { window.event.cancelBubble=true; window.event.returnValue=false }

function Highlight() { ChangeClr("activecaption","threedhighlight") }

function Deselect() { ChangeClr("threedface","menutext") }

function Perform()
{
	e=PPTSld.event.srcElement
	if( e.type=="menuitem" && e.IsActive() )
		e.Action()
	else
		PPTSld.event.cancelBubble=true
}
function ChangeClr( bg,clr )
{
	e=PPTSld.event.srcElement
	if( e.type=="menuitem" && e.IsActive() ) {
		e.style.backgroundColor=bg
		e.style.color=clr
	}
}

function M_HasPrevSld() { return( parent.HasPrevSld() ) }

function M_GoNextSld() { if( gIsEndShow ) M_End(); else GoToNextSld() }

function M_GoPrevSld() { if( gIsEndShow ) { gIsEndShow=0; history.back(); PPTSld.event.cancelBubble=true; } else GoToPrevSld() }

function M_True() { return true }

function M_End() { window.close( self ) }

function CreateMenuItem( node,text,action,eval )
{
	var e=CreateItem( node )
	e.type="menuitem"
	e.Action=action
	e.IsActive=eval
	e.innerHTML=text

	if( !e.IsActive() )
		e.style.color="threedshadow"

	e.onclick=Perform
	e.onmouseover=Highlight
	e.onmouseout=Deselect
	s=e.style;
	s.fontFamily=sFont
	s.fontSize="9pt"
	s.paddingLeft=2
}

function CreateSeparator( node )
{
	var sObj=CreateItem( node )
	SetCMBorder(sObj,"menu","menu")
	var s=sObj.style
	s.borderTopColor="threedshadow"
	s.borderBottomColor="threedhighlight"
	s.height=1
	s.fontSize="0px"
}

function CreateItem( node )
{
	var elem=PPTSld.document.createElement("DIV")
	node.insertBefore( elem )
	return elem
}

function SetCMBorder( o,ltClr,rbClr )
{
	var s=o.style
	s.backgroundColor="menu"
	s.borderStyle="solid"
	s.borderWidth=1
	s.borderColor=ltClr+" "+rbClr+" "+rbClr+" "+ltClr
}