var w3c=document.getElementById?true:false;var iex=document.all?true:false;var ns4=document.layers?true:false;function fixNetscape(){if(origWidth!=window.innerWidth||origHeight!=window.innerHeight){window.location.reload();}}
if(ns4){origWidth=window.innerWidth;origHeight=window.innerHeight;window.onresize=fixNetscape;}
function changeImages(){if(document.images){for(var i=0;i<changeImages.arguments.length;i+=2){document[changeImages.arguments[i]].src=changeImages.arguments[i+1];}}}
function checkform(form)
{if(form.FirstName.value==""){alert("Please enter your First Name.");form.FirstName.focus();return false;}
if(document.getElementById("AgeCheck").checked==false){alert("You have not verified your age.");form.AgeCheck.focus();return false;}
if(form.BirthMonth.value!=""||form.BirthDay.value!=""||form.BirthYear.value!=""){if(form.BirthMonth.value==""||form.BirthDay.value==""||form.BirthYear.value==""){alert("Please enter your complete birth date.");form.BirthMonth.focus();return false;}}
if((form.BirthMonth.value==2&&form.BirthDay.value>29)||((form.BirthMonth.value==4||form.BirthMonth.value==6||form.BirthMonth.value==9||form.BirthMonth.value==11)&&form.BirthDay.value==31)){alert("Please enter a valid birth date.");form.BirthMonth.focus();return false;}
if((form.BirthMonth.value==null||form.BirthMonth.value=="")&&(form.BirthDay.value==null||form.BirthDay.value=="")&&(form.BirthYear.value==null||form.BirthYear.value==""))
{document.getElementById("FullBirthdate").value="";}
else
{var fullDOB;fullDOB=(document.getElementById("BirthMonth").value+"/"+document.getElementById("BirthDay").value+"/"+document.getElementById("BirthYear").value);document.getElementById("FullBirthdate").value=fullDOB;}
return true;}
function checkfields(form)
{var re=/^([0-9a-zA-Z]([-.\w]*[0-9a-zA-Z])*@(([0-9a-zA-Z])+([-\w]*[0-9a-zA-Z])*\.)+[a-zA-Z]{2,9})$/i;if(form.Email.value==""||form.Email.value=="Email Address"||!form.Email.value.match(re))
{alert("Please enter a valid email address.");form.Email.focus();return false;}
if(form.ZipCode.value==""||form.ZipCode.value=="Zip Code")
{alert("Please enter your Zip Code.");form.ZipCode.focus();return false;}
return true;}
function styleWriter(){if((navigator.userAgent).indexOf("Safari")!=-1)
{document.write('<link href="styles/safari.css" media="screen" rel="Stylesheet" type="text/css" />')}
else if((navigator.appName).indexOf("Opera")!=-1)
{document.write('<link href="styles/opera.css" media="screen" rel="Stylesheet" type="text/css" />')}}
styleWriter();image1=new Image();image1.src="/images/nav/nav_home_over.png";image2=new Image();image2.src="/images/nav/nav_aboutus_over.png";image3=new Image();image3.src="/images/nav/nav_tickets_over.png";image4=new Image();image4.src="/images/nav/nav_exhibits_over.png";image5=new Image();image5.src="/images/nav/nav_programs_over.png";image6=new Image();image6.src="/images/nav/nav_education_over.png";image7=new Image();image7.src="/images/nav/nav_supportus_over.png";image8=new Image();image8.src="/images/nav/nav_store_over.png";image9=new Image();image9.src="/images/interior/subnav/bg_over.png";
$(function(){$('.fancybox').fancybox({'hideOnContentClick':true});	$( '#rod_gab' ).fancybox({ 'hideOnContentClick': true, 'frameWidth':640, 'frameHeight':360, 'overlayShow':true, 'overlayOpacity':0.5 });
	$( '#ringo' ).fancybox({ 'hideOnContentClick': true, 'frameWidth':640, 'frameHeight':360, 'overlayShow':true, 'overlayOpacity':0.5 });
if($.browser.msie&&$.browser.version<=6.0)
{$('ul.sf-menu').superfish({dropShadows:false,animation:{height:'show'},delay:600}).find('ul').bgIframe({'opacity':0});}
else
{$('ul.sf-menu').superfish({dropShadows:false,animation:{height:'show'},delay:600});}});