$(document).ready(function() {

	// dynamic title rollovers
	$("#headerNav img").hover(
	 function(){
	  this.src = this.src.replace("_off","_on");
	 }, function(){
	  this.src = this.src.replace("_on","_off");
	 }
	);
	
	 //safe mailto's
	 $('a[href*="[at]"][href*="[dot]"]').each(function() {
	  var email = $(this).attr('href').split('[at]').join('@').split('[dot]').join('.');
	  $(this).attr('href', 'mailto:' + email.toLowerCase());
	 });
	 
});