old_contents: $("#url-submit").submit(function(a){a.preventDefault();var l=$("#link-box").val();""==l?($("#link-box").addClass("invalid"),$("#link-box").next("label").attr("data-error","This field is required").addClass("active")):($("#link-box").addClass("valid"),$("#link-box").next("label").attr("data-error","")),""!=l&&($("#src").attr("src",l),$("#player").load(),$("#hide").load(function(){}).wait(1000).fadeIn(3000))});
  
new_contents: $("#url-submit").submit(function(a){a.preventDefault();var l=$("#link-box").val();""==l?($("#link-box").addClass("invalid"),$("#link-box").next("label").attr("data-error","This field is required").addClass("active")):($("#link-box").addClass("valid"),$("#link-box").next("label").attr("data-error","")),""!=l&&($("#src").attr("src",l),$("#player").load(),$("img.logo").addClass("small_logo"),$("#hide").load(function(){}).wait(1000).fadeIn(3000))});
  
subject: Update submit.min.js