//limit size of text area
function goodlength(e,longmax, item){
var key, keychar;
key = getkey(e);
if (key == null) return true;
keychar = String.fromCharCode(key);
keychar = keychar.toLowerCase();
if (item.value.length<longmax)
return true;
if ( key==null || key==0 || key==8 || key==9 || key==13 || key==27 )
return true;
return false;
}
function getkey(e){
if (window.event)
return window.event.keyCode;
else if (e)
return e.which;
else
return null;
}

//show character counter
function check_length(my_form,len)
{
maxLen = len; // max number of characters allowed
if (my_form.my_text.value.length >= maxLen) {
// Alert message if maximum limit is reached.
// If required Alert can be removed.
var msg = "You have reached your maximum limit of characters allowed";
alert(msg);
// Reached the Maximum length so trim the textarea
my_form.my_text.value = my_form.my_text.value.substring(0, maxLen);
}
else{ // Maximum length not reached so update the value of my_text counter
my_form.text_num.value = maxLen - my_form.my_text.value.length;}
}

function check_length2(my_form,len)
{
maxLen = len; // max number of characters allowed
if (my_form.message.value.length >= maxLen) {
// Alert message if maximum limit is reached.
// If required Alert can be removed.
var msg = "You have reached your maximum limit of characters allowed";
alert(msg);
// Reached the Maximum length so trim the textarea
my_form.message.value = my_form.message.value.substring(0, maxLen);
}
else{ // Maximum length not reached so update the value of my_text counter
my_form.text_num.value = maxLen - my_form.message.value.length;}
}