function submitenter(myfield,e)
{
	var keycode;
	if (window.event) 
		keycode = window.event.keyCode;
	else if (e) 
		keycode = e.which;
	else return true;
	
	if (keycode == 13)
	   {
	   myfield.form.submit();
	   return false;
	   }
	else
	   return true;
}

function ClearField(field)
{
	white_space(field);
	//alert(commentElement.value);
	if(field.value == "Enter comments here")
	{
		field.value = "";
	}
}

function white_space(field)
{
     field.value = (field.value).replace(/^\s*|\s*$/g,'');
}

function trim(str, chars) {
	return ltrim(rtrim(str, chars), chars);
}
 
function ltrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}
 
function rtrim(str, chars) {
	chars = chars || "\\s";
	return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}