鼠标一点 文字消失 的问题
请问大大们,如果鼠标一点文本框 文本框的默认值 就消失了,然后鼠标点别的地方,文本框又会自动显示默认值,这种效果该怎么做?
我上网搜了很多,用javascript写的,或者是onclick,onblur之类的我都试过,如果是纯html是可以用,但是写在php里面就一点作用都没有!这很奇怪啊!为什么?
代码如下:
- JScript code
<!---ecms Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/--><script language="JavaScript" type="text<div style="color:transparent">本&文来源gaodai^.ma#com搞#代!码网</div><strong>搞gaodaima代码</strong>/javascript"> function addListener(element,e,fn){ if(element.addEventListener){ element.addEventListener(e,fn,false); } else { element.attachEvent("on" + e,fn); } } var txt_oldPsw = document.getElementById("txt_oldPsw"); addListener(txt_oldPsw,"click",function(){txt_oldPsw.value = "";}) addListener(txt_oldPsw,"blur",function(){txt_oldPsw.value = "old Password";}) var txt_newPsw = document.getElementById("txt_newPsw"); addListener(txt_newPsw,"click",function(){txt_newPsw.value = "";}) addListener(txt_newPsw,"blur",function(){txt_newPsw.value = "new Password";}) var txt_reenter = document.getElementById("txt_reenter"); addListener(txt_reenter,"click",function(){txt_reenter.value = "";}) addListener(txt_reenter,"blur",function(){txt_reenter.value = "re-enter new password";})</script>
- PHP code
<!---ecms Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->echo "<tr><td></td></tr>"; echo "<tr><td></td></tr>"; echo "<tr><td></td></tr>"; echo "<tr><td></td></tr>";
谢谢了!
——解决方案——————–
你的 js 要放在 php 之后!
即 txt_newPsw = document.getElementById(“txt_newPsw”);
需要在 <input class='txt_style' id='txt_newPsw' style='font-size:10.5 …
加载完成之后执行
——解决方案——————–
JS在清空文本框默认值的时候,顺带把type=”text”改成type=”password”不就得了。document.getElementById(“inputId”).type=”password”;