A summary of text box styles in html (collection)

The background of the input box is transparent:

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

##The mouse moves over the input box, and the background color of the input box changes color:

<INPUT value="Type here" NAME="user_pass" TYPE="text" SIZE="29" onmouseover="this.style.borderColor=&#39;black&#39;;this.style.backgroundColor=&#39;plum&#39;"
style="width: 106; height: 21"
onmouseout="this.style.borderColor=&#39;black&#39;;this.style.backgroundColor=&#39;#ffffff&#39;" style="border-width:1px;border-color=black">

The input box border flashes when entering words (the border is small square) :

<Script Language="JavaScript">
function borderColor(){
if(self[&#39;oText&#39;].style.borderColor==&#39;red&#39;){
self[&#39;oText&#39;].style.borderColor = &#39;yellow&#39;;
}else{
self[&#39;oText&#39;].style.borderColor = &#39;red&#39;;
}
oTime = setTimeout(&#39;borderColor()&#39;,400);
}
</Script>
<input type="text" id="oText" style="border:5px dotted red;color:red" onfocus="borderColor(this);" onblur="clearTimeout(oTime);">

The input box border flashes when entering words (the border is a dotted line):

<style>
#oText{border:1px dotted #ff0000;ryo:expression_r(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">

The input box that automatically extends horizontally:

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

##The text box that automatically extends downwards:

<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>

Underlined text box only:

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

Software serial number Type input box:

<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">

Software serial number type input box (full version):

<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">

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