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<html>

<head>

<style type="text/css">

 

.progress{

width: 1px;

height: 14px;

color: white;

font-size: 12px;

  overflow: hidden;

background-color: navy;

padding-left: 5px;

}

 

</style>

 

<script type="text/JavaScript">

 

 

 

function textCounter(field,counter,maxlimit,linecounter) {

// text width//

var fieldWidth =  parseInt(field.offsetWidth);

var charcnt = field.value.length;       

 

// trim the extra text

if (charcnt > maxlimit) {

field.value = field.value.substring(0, maxlimit);

}

 

else {

// progress bar percentage

var percentage = parseInt(100 - (( maxlimit - charcnt) * 100)/maxlimit) ;

document.getElementById(counter).style.width =  parseInt((fieldWidth*percentage)/100)+"px";

document.getElementById(counter).innerHTML="Limit: "+percentage+"%"

// color correction on style from CCFFF -> CC0000

setcolor(document.getElementById(counter),percentage,"background-color");

}

}

 

function setcolor(obj,percentage,prop){

obj.style[prop] = "rgb(80%,"+(100-percentage)+"%,"+(100-percentage)+"%)";

}

 

</script>

</head>

 

<body>

<form>

 

<textarea rows="5" cols="40" name="maxcharfield" id="maxcharfield"

onKeyDown="textCounter(this,'progressbar1',20)"

onKeyUp="textCounter(this,'progressbar1',20)"

onFocus="textCounter(this,'progressbar1',20)" ></textarea><br />

 

<div id="progressbar1" class="progress"></div>

 

<script>textCounter(document.getElementById("maxcharfield"),"progressbar1",20)</script>

 

</form>

 

 

 

 

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