var lTime;
var cont;

function startMoveLeft(vbyId)
{

        var tbl = document.getElementById('divMarcasTopo');
        var	tbl2 = document.getElementById( 'divMarcasTopo2' );
        var vDiv = 'divMarcasTopo';

        vLeft = tbl.style.left;
		
		total = vLeft.replace("px","");
		total = parseInt(total)-1;
		tbl.style.left = total+'px';
		var vLeft2 = tbl2.style.left;
		var total2 = vLeft2.replace("px","");
		tbl2.style.left = (parseInt(total2)-1)+'px';
		lTime = window.setTimeout('startMoveLeft("'+vbyId+'")',1);

    if(tbl.style.left == '-1190px'){
	
		tbl.style.left = '-220px';
	}
		
    if( tbl.style.left == '-595px' || tbl2.style.left == '-595px' ) //860
	{
		tbl2.style.left = '780px';
	    
	    if(tbl.style.left == '-220px' || vDiv == 'divMarcasTopo'){
		   vDiv = 'divMarcasTopo2';
		   tbl = document.getElementById( 'divMarcasTopo2' );
		   tbl2 = document.getElementById( 'divMarcasTopo' );
		}
		else
		{
		   vDiv = 'divMarcasTopo';			
  	 	   tbl = document.getElementById( 'divMarcasTopo' );
		   tbl2 = document.getElementById( 'divMarcasTopo2' );
		}
	}
}

function stopMoveLeft()
{
	window.clearTimeout( lTime )
}

var rTime;
function startMoveRight()
{
	tbl = document.getElementById( 'marcas' )
	if( tbl.style.pixelLeft < 0 )
	{
		tbl.style.pixelLeft += 2
		rTime = window.setTimeout( 'startMoveRight()',1 )
	}
}

function stopMoveRight()
{
	window.clearTimeout( rTime )
}