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Sometimes we need to put a customer help form on the sidebar of the website. Start by putting a button there, and then slide out the content after clicking. Generally, we will use js to control this effect.

CSS3 accordion effect- Here the my machine link can be placed anywhere in the place, not to mention that it must be placed behind this ID. The front of this anchor is also OK.

Have already learned a css3 in Transition ( css3 animation attributes), the Transform (css3 deformation properties). Today to learn another css3 animation property animation , is this similar to our animate in jQuery ?

Transition :[ transition-property ] || [ transition-duration ] || [ transition-timing-function ] || [ transition-delay]

Base types: Undefined, Null, Boolean, Number, and String. These types occupy a fixed amount of space in memory, and their values ​​are stored in the stack space, which we access by value.

Event bubbling is triggered from the inside to the outside, that is, clicking on the child node will trigger the parent node, the click event of the ancestor node.

When the win7 system has a problem (time is maliciously hacked by the virus), the time is abnormal. After solving the problem, you need to set the system time to synchronize with the Internet time server to ensure that the time is not skewed

Javascript can be used to obtain the current domain name, Url, relative path and parameters separately. The so-called separate attack, that is, the domain name does not include the path and parameters of the web page file, the parameters do not include the domain name and the web file path, which are respectively introduced below.

For security reasons, some clients disable cookies. When you want to use cookies to store some information (especially some critical information), you need to determine whether the customer has disabled cookies. How to judge?

Different versions of the Windows operating system, IIS version is also different (the operating system version is increased, IIS version is also increased), how to view their own IIS version?