function charLimit(el){
var mlength=el.getAttribute? parseInt(el.getAttribute("maxlength")) : ""
if (el.getAttribute && el.value.length>mlength)
el.value=el.value.substring(0,mlength)
}
function characterCount(el,span) {
var charCount = document.getElementById(span);
var mlength=el.getAttribute? parseInt(el.getAttribute("maxlength")) : ""
if (el.value.length > mlength) el.value = el.value.substring(0,mlength);
if (charCount) charCount.innerHTML = mlength - el.value.length;
return true;
}