g_fPlayMode = 0;
g_iimg = -1;
g_imax = 0;
g_ImageTable = new Array();

function ChangeImage(fFwd){
	if (fFwd){
		if (++g_iimg==g_imax)
		g_iimg=0;
	}else{
		if (g_iimg==0)
			g_iimg=g_imax;
		g_iimg--;
	}
	Update();
}

function getobject(obj){
	if(obj!=""){
	if (document.getElementById)
		return document.getElementById(obj)
	else if (document.all)
	return document.all[obj]
	}else return false;
}

function Update(){
	getobject("_Ath_Slide").src = g_ImageTable[g_iimg][0];
	getobject("_Ath_FileName").innerHTML = g_ImageTable[g_iimg][1];
}

function Play(){
	g_fPlayMode = !g_fPlayMode;
	if (g_fPlayMode){
		getobject("btnPrev").disabled = getobject("btnNext").disabled = true;
		Next();
	}else {
		getobject("btnPrev").disabled = getobject("btnNext").disabled = false;
	}
}


function Stop(){
	g_fPlayMode = !g_fPlayMode;
	if(!g_fPlayMode)
	getobject("btnPrev").disabled = getobject("btnNext").disabled = false;
}

function OnImgLoad(){
	if (g_fPlayMode)
		window.setTimeout("Tick()", g_dwTimeOutSec*1000);
}

function Tick() {
	if (g_fPlayMode)
	Next();
}

function Prev(){
	ChangeImage(false);
}

function Next(){
	ChangeImage(true);
}

if (document.getElementById||document.all)
window.onload=Play