Difference between revisions of "MediaWiki:Common.js"
[http://www.nga.gov/content/ngaweb/research/casva/research-projects.html A Project of the National Gallery of Art, Center for Advanced Study in the Visual Arts ]
| Line 17: | Line 17: | ||
/*Make .caret rotate*/ | /*Make .caret rotate*/ | ||
$('a.dropdown-toggle').click( function() { | $('a.dropdown-toggle').click( function() { | ||
| − | var caret = document.getElementsByClassName(' | + | var caret = document.getElementsByClassName('.caret'); |
$(caret).toggleClass('caretRotate'); | $(caret).toggleClass('caretRotate'); | ||
}); | }); | ||
Revision as of 19:39, May 22, 2018
/*Creates random image selection for banner*/
function getRandomImage()
{
var images = [
"/mediawiki/images/3/32/0072_banner_alt.jpg",
"/mediawiki/images/1/1c/0464_banner_alt.jpg",
"/mediawiki/images/9/98/0033_banner.jpg",
"/mediawiki/images/9/94/1213_banner.jpg"
];
return images[Math.floor(Math.random() * images.length)];
}
$(document).ready(function(){
$(".bannerImage").css({'background-image' : 'url(' + getRandomImage() + ')'}).addClass('fade-in');
});
/*Make .caret rotate*/
$('a.dropdown-toggle').click( function() {
var caret = document.getElementsByClassName('.caret');
$(caret).toggleClass('caretRotate');
});
/*Adds up button on scroll*/
$('body').prepend('<a href="#" class="back-to-top">Back to Top</a>');
var amountScrolled = 400;
$(window).scroll(function() {
if ( $(window).scrollTop() > amountScrolled ) {
$('a.back-to-top').fadeIn('slow');
} else {
$('a.back-to-top').fadeOut('slow');
}
});