While many Gmail users will use Goggles to prevent the dreaded drunk e-mail late on a Friday or Saturday night, some business users might utilize it to prevent a toxic email to co-workers or their boss at the end of a long day. Above, you can see the other days of the week can be checked off as well.

In any profession where you're tethered to e-mail, the end of a long and strenuous day can give you a shorter fuse than normal, which might lead you to send e-mails to co-workers or even bosses venting frustrations with their work, or worse, with them personally. If you exercise discipline, you might "save as a draft" and re-read in the morning before sending. But occasionally the passion just overcomes you, and you send it anyway to really stick to someone. Often, this leaves you with that feeling of self-loathing in the morning you'd get after a hard night boozing and texting an ex.

We chronicled by profiling the e-mail exchanges from passive aggressive engineers slamming each other in e-mail. Because they were working hard on a project, many of them likely sent these e-mails later in the day, and we can probably assume they all weren't all boozing on the job.

Because Gmail has an enterprise-worthy sister (part of the ) that some organizations such as the , this new feature could clearly help quell business-based Web rage.

For instance, a business user might who notoriously works late in the middle of the week to cover up for the incompetence of a few co-workers might want to set Mail Goggles to double check that he wants to send an internal e-mail at 10 p.m. on a Wednesday.