//http://www.shiningstar.net/articles/articles/javascript/dynamictextareacounter.asp
//Dynamic Version by: Nannette Thacker
//http://www.shiningstar.net
//Original by :  Ronnie T. Moore
//Web Site:  The JavaScript Source
//Use one function for multiple text areas on a page
//Limit the number of characters per textarea
function textCounter(field, cntfield, cntremfield, maxlimit) {
    if (field.value.length > maxlimit) {
        field.value = field.value.substring(0, maxlimit);
    }
    else {
        cntfield.value = field.value.length;
    }
    cntremfield.value = maxlimit - field.value.length;
}