Jquery tab effect newbie code _ jquery

Jquery is only involved. If it is not suitable, please give me more advice. Jquery code

The Code is as follows:

$ (Function (){
// Tab
Var $ qqbind = $ ("# qq_1_1 ul li"); // obtain the title to be changed to set its background color change
$ Qqbind. click (function (){
Var ch = $ qqbind. has ("pre"); // find the title with the pre label. pre is used to set her background style.
Ch.html (ch. children ("pre" cmd.html (); // remove the tag with the pre
$ (This). wrapInner ("

"); // Enclose the current $ qqbind content

Element:

$ ("# Tab_bx "). children ("p "). removeClass ("show123 "). addClass ("hide123"); // find the id that is not tab_bx p removed and hidden
$ ("# P" + $ (this ). attr ("name ")). addClass ("show123"); // locate p and assign the name value in li to the p to be displayed.
});

})
 
Html code
 The Code is as follows: