Jquery使用小技巧汇总_jquery

1. 禁止右键点击

2. 隐藏搜索文本框文字
Hide when clicked in the search field, the value.(example can be found below in the comment fields)

3. 在新窗口中打开链接
XHTML 1.0 Strict doesn't allow this attribute in the code, so use this to keep the code valid.

4. 检测浏览器
注: 在版本jQuery 1.4中，$.support 替换掉了$.browser 变量

5. 预加载图片
This piece of code will prevent the loading of all images, which can be useful if you have a site with lots of images.

6. 页面样式切换

7. 列高度相同
如果使用了两个CSS列，使用此种方式可以是两列的高度相同。

8. 动态控制页面字体大小
用户可以改变页面字体大小

9. 返回页面顶部功能
For a smooth(animated) ride back to the top(or any location).

11. 获得鼠标指针ＸＹ值
Want to know where your mouse cursor is?

12. 验证元素是否为空
This will allow you to check if an element is empty.

13. 替换元素
Want to replace a div, or something else?

14. jQuery延时加载功能
Want to delay something?

15. 移除单词功能
Want to remove a certain word(s)?

16. 验证元素是否存在于jquery对象集合中
Simply test with the .length property if the element exists.

17. 使整个DIV可点击
Want to make the complete div clickable?

18. ID与Class之间转换.
当改变Window大小时，在ID与Class之间切换

19. 克隆对象
Clone a div or an other element.

20. 使元素居屏幕中间位置
Center an element in the center of your screen.

21. 写自己的选择器
Write your own selectors.

22. 统计元素个数
Count an element.

23. 使用自己的 Bullets
Want to use your own bullets instead of using the standard or images bullets?

24. 引用Google主机上的Jquery类库
Let Google host the jQuery script for you. This can be done in 2 ways.

[code]//Example 1
http://www.google.com/jsapi">

google.load("jquery", "1.2.6");
google.setOnLoadCallback(function() {
// do something
});
http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js">

// Example 2:(the best and fastest way)
[/code">http://ajax.googleapis.com/ajax/libs/jquery/1.2.6/jquery.min.js">[/code]

25. 禁用Jquery（动画）效果
Disable all jQuery effects

26. 与其他Javascript类库冲突解决方案
To avoid conflict other libraries on your website, you can use this jQuery Method, and assign a different variable name instead of the dollar sign.