var nLeft = 0;
var nDir = 0;

function ScrollLeft()
{	nDir = 1;	setTimeout( "ScrollTimer()", 50 ); }

function ScrollRight()
{	nDir = -1;	setTimeout( "ScrollTimer()", 50 ); }

function ScrollEnd()
{	nDir = 0;}

function ScrollTimer()
{	if ( nDir != 0 )
	{	nDir = nDir * 2;
		if ( nDir < - 32 ) nDir = -32;
		if ( nDir > 32 ) nDir = 32;
		nLeft += nDir;
		if ( nLeft > 0 ) nLeft = 0;
		if ( nLeft < -7500 ) nLeft = -7500;
		document.all.historybar.style.left = nLeft;
		setTimeout( "ScrollTimer()", 50 );
	}
}

function OpenItem( n )
{	var sUrl = '/historyitem.asp?id=' + n
	var nWin = window.open( sUrl, 'historyitem', 'width=300,height=400,status=no,toolbar=no,menubar=no,resizable=no,scrollbars=no' );
}