function valida_transporte()
{
	var total = $('#valor_total_transporte').html();
	
	if(total=='')
	{
		alert( $('#msg_transportes1').val() );
		return false;
	}
	
	return true;
}


function calc_transporte()
{
	var total = 0;
	$('.val_transporte').each(function(){
		
		var data = this.value.split(/\;/);
		var id_transfer = data[0];
		var id = data[1];
		
		if(this.checked)
		{
			total += parseInt(this.id) * $('#qtd_'+id_transfer+'_'+id).val();
		}
	});
	
	if(total > 0) $('div#valor_total_transporte').html('USD ' + total);
	else $('div#valor_total_transporte').html('');
}