function validate_entry(){
	var entry = document.topicpost.entry.value;
	if(entry == ""){
		alert("Please enter your Post.")
		return false;
	}	
	return true;	
}

// this limits the number of chars in the entry box.
function textCounter(field, countfield, maxlimit) {
	if (field.value.length > maxlimit)
		{field.value = field.value.substring(0, maxlimit);}
	else 
		{countfield.value = maxlimit - field.value.length;}
}