ag_fPlayMode = 0;
ag_iimg = -1;
ag_imax = 0;
ag_ImageTable = new Array();
function ChangeImage(fFwd)
{
	if (fFwd)
	{
		if (++ag_iimg==ag_imax)
		{
			ag_iimg=0;
		}	
	}
	else
	{
		if (ag_iimg==0)
		{
			ag_iimg=ag_imax;
		}	
		ag_iimg--;
	}
	Update();
};

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

function Update()
{
		getobject("_Ath_Slide").src = ag_ImageTable[ag_iimg][0];
		getobject("_Ath_Link").href = ag_ImageTable[ag_iimg][2];
		if (ag_ImageTable[ag_iimg][2]=='')
		getobject("_Ath_Link").removeAttribute('href', 0)
		getobject("_Ath_FileName").innerHTML = ag_ImageTable[ag_iimg][1];
		//getobject("_Ath_Img_X").innerHTML = ag_iimg + 1;
		//getobject("_Ath_Img_N").innerHTML = ag_imax;
};

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

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

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

function Prev()
{
		ChangeImage(false);
};

function Next()
{
		ChangeImage(true);
};