input输入框的各种样式

输入框景背景透明：

 <input style="background:transparent;border:1px solid #ffffff">

鼠标划过输入框，输入框背景色变色：

 <INPUT value="Type here" NAME="user_pass" TYPE="text" SIZE="29" onmouseover="this.style.borderColor='black';this.style.backgroundColor='plum'" style="width: 106; height: 21" onmouseout="this.style.borderColor='black';this.style.backgroundColor='#ffffff'" style="border-width:1px;border-color=black">

输入字时输入框边框闪烁(边框为小方型)：

<Script Language="JavaScript">
 function borderColor(){
 if(self['oText'].style.borderColor=='red'){
 self['oText'].style.borderColor = 'yellow';
 }else{
self['oText'].style.borderColor = 'red';
}
 oTime = setTimeout('borderColor()',400);
}
</Script>
 <input type="text" id="oText" style="border:5px dotted red;color:red" onfocus="borderColor(this);" 

onblur="clearTimeout(oTime);">

输入字时输入框边框闪烁(边框为虚线)：

<style>
 #oText{
border:1px dotted #ff0000;ryo:expression(onfocus=function light (){
with(document.all.oText){
style.borderColor=(style.borderColor=="#ffee00"?"#ff0000":"#ffee00");
timer=setTimeout(light,500);
    }
},
onblur=function(){
this.style.borderColor="#ff0000";clearTimeout(timer)
})};
</style>
 <input type="text" id="oText">

自动横向廷伸的输入框：

 <input type="text" style="huerreson:expression(this.width=this.scrollWidth)" value="abcdefghijk">

自动向下廷伸的文本框：

 <textarea name="content" rows="6" cols="80"
  onpropertychange="if(this.scrollHeight>80)
 this.style.posHeight=this.scrollHeight+5">输入几个回车试试</textarea>

只有下划线的文本框：

 <input style="border:0;border-bottom:1 solid black;background:;">

软件序列号式的输入框：

 <script for="T" event="onkeyup">
  if(value.length==3)
 document.all[event.srcElement.sourceIndex+1].select();
  </script>
  <input name="T" size="5" maxlength="3">
 —<input name="T" size="5" maxlength="3">
 —<input name="T" size="5" maxlength="3">
 —<input name="T" size="5" maxlength="3">
 —<input name="T" size="5" maxlength="3">
 —<input name="T7" size="5" maxlength="3">

软件序列号式的输入框(完整版)：

<script for="T" event="onkeyup">
if(value.length==maxLength)
document.all[event.srcElement.sourceIndex+1].focus();
</script>
 <script for="T" event="onfocus">select();
</script>
<script for="Submit" event="onclick">
var sn=new Array(); for(i=0;i<T.length;i++) sn=T.value;
 alert(sn.join("—"));
 </script>
<input name="T" size="5" maxlength="3">
—<input name="T" size="5" maxlength="3">
—<input name="T" size="5" maxlength="3">
—<input name="T" size="5" maxlength="3">
—<input name="T" size="5" maxlength="3">
—<input name="T" size="5" maxlength="3">
<input type="submit" name="Submit">