var imgPedido = new Image();
var imgColoresPedido = new Image();
imgPedido.src="/imagenes/imgPym3.0/pedido.gif";
imgColoresPedido.src="/imagenes/imgPym3.0/pedido2.gif";
var intvpar=1;

function Blinkar(){
	if(intvpar%2==0)
	{
		eval("document.images['pedidon'].src=imgColoresPedido.src");
	}
	else
	{
		eval("document.images['pedidon'].src=imgPedido.src");
	}
	intvpar++;
	if(intvpar==8)
	{
		clearTimeout(timerPar);
		intvpar=1
	}
	else
	{
		timerPar = setTimeout("Blinkar()",70);
	}
}
//Fin de la funcion


//funcion que devuelve el Importe total de todos los productos
/*function ComputeTotal(){
	var intsuma=0

	return intsuma;
}  */


function Calculate( numDelta, txtFieldName, txtFormName )
{
    objField = eval( "document." + txtFormName + "['" + txtFieldName + "']" );
    numCurrentValue = parseInt(objField.value);
    numCurrentValue += numDelta;
    if( numCurrentValue < 1 )
    {
        numCurrentValue = 1;
    }
    else if( numCurrentValue >= 999 )
    {
        numCurrentValue = 999;
    }
    objField.value = numCurrentValue;
}

function changeZone(zone1, zone2)
{
    var layer1 = getObj(zone1);
    layer1.visibility = 'hidden';

    var layer2 = getObj(zone2);
    layer2.visibility = 'visible';
}

function hideLayer(layer)
{
    var layer2 = getObj(layer);
    layer2.visibility = 'hidden';

}


function showLayer(layer)
{
    var layer2 = getObj(layer);
    layer2.visibility = 'visible';

}

function getObj(name)
{
    if (document.getElementById)
    {
        return eval("document.getElementById('" + name + "').style");
    }
    else if (document.all)
    {
        return eval("document.all['"+name+"'].style");
    }
    else if (document.layers)
    {
        return eval("document.layers['"+name+"']");
    }
    else
    {
        return false;
    }
}