Jquery implements the character left and right to select effects
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>Jquery Achieve character left and right selection of special effects </title><style type="text/css">*{margin:0;padding:0;list-style-type:none;}a,img{border:0;}body{font:12px/180% Arial, Helvetica, sans-serif, " The new song typeface ";}.selectbox{width:500px;height:220px;margin:40px auto 0 auto;}.selectbox div{float:left;}.selectbox .select-bar{padding:0 20px;}.selectbox .select-bar select{width:150px;height:200px;border:4px #A0A0A4 outset;padding:4px;}.selectbox .btn{width:50px; height:30px; margin-top:10px; cursor:pointer;}</style><script type="text/javascript"src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script><script type="text/javascript">$(function(){//To the right$('#add').click(function(){//Gets the selected option, deletes it, and appends it to the other party$('#select1 option:selected').appendTo('#select2');});//Move to the left$('#remove').click(function(){$('#select2 option:selected').appendTo('#select1');});// all To the right$('#add_all').click(function(){//Get all the options, delete and append to each other$('#select1 option').appendTo('#select2');});// all Move to the left$('#remove_all').click(function(){$('#select2 option').appendTo('#select1');});//Double click on the options$('#select1').dblclick(function(){ //Bind double click event//Get all the options, delete and append to each other$("option:selected",this).appendTo('#select2'); //Append to the other party});//Double click on the options$('#select2').dblclick(function(){$("option:selected",this).appendTo('#select1');});});</script></head><body><div class="selectbox"><div class="select-bar"><select multiple="multiple" id="select1"><option value=" Super administrator "> Super administrator </option><option value=" General manager "> General manager </option><option value=" Information publicist "> Information publicist </option><option value=" Financial administrator "> Financial administrator </option><option value=" Product manager "> Product manager </option><option value=" Resource manager "> Resource manager </option><option value=" The administrator "> The administrator </option></select></div><div class="btn-bar"><span id="add"><input type="button" class="btn" value=">"/></span><br /><span id="add_all"><input type="button" class="btn" value=">>"/></span><br /><span id="remove"><input type="button" class="btn" value="<"/></span><br /><span id="remove_all"><input type="button" class="btn" value="<<"/></span></div><div class="select-bar"><select multiple="multiple" id="select2"></select></div></div></body></html>