When listening to a song or watching a movie, if you open a page with background music will feel very noisy, neither want to turn off the Web page, and do not want to stop the player, you can use the Win7 volume control function to make the browser mute. The small horn in the lower right corner of the system to adjust the volume you will always use, but in the Win7, this small horn can do a lot of things, such as we can use its volume synthesizer, so that different software to emit the same volume.
Click on the lower right corner of the small horn, by default, you can only adjust the overall volume of the system. Click on the "synthesizer" below.
In the new dialog, we can see all the programs that are running on the current system, with a slider that adjusts the volume below each program icon. To make a program sound smaller, pull the slider down, which is the same as the usual way to adjust the volume.
Click on the small speaker below, you can make a program mute.
The programs listed here are divided into "device" and "Application" groups. There is only one "speaker" in the unit group, which is the overall volume, the volume of other programs cannot be higher than it is, and the volume of other programs will rise or fall as the speaker volume changes.