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博客园 - jascha

Eclipse可视化基面设计方法 Eclipse RCP的解释 java学习步骤 JAVA中的开源框架 给Eclipse换个启动界面! 干嘛要序列化? Eclipse安装AJAX环境(ATF,DOJO,Extjs...) Eclipse快捷键 yui-ext~~~cool! 部署Tomcat环境 捣鼓Mashup Mashup,老调新唱~ 微软的新技术 久违,重逢 对网格技术应用的分析 比较集群、网格、P2P区别(表格阐释) ASP.NET AJAX调用WS步骤 我的博客列表 开张大吉啦!
Javascript键盘响应及空格屏蔽 - jascha - 博客园
jascha · 2007-06-14 · via 博客园 - jascha

 1  <input name="keytext" type="text" id="keytext" style="width:200px;" onkeydown="checkThis()">
 2  <SCRIPT   LANGUAGE="JavaScript">   
 3  <!--   
 4  function   checkThis()   
 5  {   
 6          if(event.keyCode   ==   32)   
 7          {
 8                  event.returnValue   =   false;   
 9                  alert("被替换了");
10          }

11          document.getElementById("keytext").value = event.keyCode ;
12                  
13  }
   
14  //-->   
15  
</SCRIPT>