$('#theme_slate' ).on('click', function () { set_style("slate"); });
$('#theme_cerulean').on('click', function () { set_style("cerulean"); });
$('#theme_cyborg' ).on('click', function () { set_style("cyborg"); });
+ $('#theme_cosmo' ).on('click', function () { set_style("cosmo"); });
});
if(localStorage.getItem("theme"))