1. 禁止右键点击
1 $(function(){
2 $(document).bind('contextmenu', function(e){
3 return false;
4 })
5 })
2. 隐藏搜索文本框文字
1 $(function(){
2 $('input.text').val('enter text here');
3 textFill($('input.text'));
4 });
5
6 function textFill(text){
7 var originalValue = input.val();
8 input.focus(function(){
9 if($.trim(input.val())==originalValue ) { input.val(''); }
10 });
11 input.blur(function(){
12 if($.trim(input.val())=='') { input.val(originalValue); }
13 });
14 }
3. 在新窗口中打开链接
1 $(function(){
2 //every link will open in a new window
3 $('a[href^="http://"]').attr('target', '_blank');
4
5 //attribute rel='external' will only open in a new window
6 $('a[@rel$="external"]').click(function(){
7 this.target='_blank';
8 });
9 });
10
11
12 <A href="http://www.baidu.com" rel=external>open link</A>
4. 检测浏览器
$(function(){
//firefox 2 and above
if($.browser.mozilla && $.browser.version >= "1.8"){
//do what you want
}
if($.browser.safari){
//do what you want
}
if($.browser.chrome){
//do what you want
}
if($.browser.camino){
//do what you want
}
if($.browser.opera){
//do what you want
}
if($.browser.msie && $.browser.version <= 6){
//do what you want
}
if($.browser.msie && $.browser.version > 6){
//do what you want
}
})
5. 页面样式切换
1 $(function(){
2 $('a.Styleswitcher').click(function(){
3 //swicth the LINK REL attribute with the value in A REL attribute
4 $('link[rel=stylesheet]').attr('href' , $(this).attr('rel'));
5 });
6 // how to use
7 // place this in your header
8 <LINK href="default.css" type=text/css rel=stylesheet>
9 // the links
10 <A class=Styleswitcher href="#" rel=default.css>Default Theme</A>
11 <A class=Styleswitcher href="#" rel=red.css>Red Theme</A>
12 <A class=Styleswitcher href="#" rel=blue.css>Blue Theme</A>
13 });