function nav_change(id, class_name) {
	var div = document.getElementById(id);

	div.className = class_name;

}

function nav_go(url) {
	document.location.href=url;
}

function email(dclass,domain,recip) {
	document.location.href = "mailto:" + recip + "@" + domain + "." + dclass;
}

function swap_pic(src) {
	var pic = document.getElementById('story_pic_jpg');
	pic.src = src;

}

function IsEmpty(aTextField) {
   if ((aTextField.value.length==0) ||
   (aTextField.value==null)) {
      return true;
   }
   else { return false; }
}	

function validateComment(obj) {
	message = "-";
	form = document.comment_form;
	form.submit();
}