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$(document).ready(function() {
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alert($("#aa").width());
});
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<script>
$(document).ready(function() {
$("#cc").append("<img id='aa' src='//m.survivalescaperooms.com/images/logo.gif' />");
alert($("#aa").width());
});
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<script>
$(document).ready(function() {
$("#cc").append("<img id='aa' src='//m.survivalescaperooms.com/images/logo.gif' />");
window.setTimeout(function(){alert($("#aa").width()); },100);
});
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$(document).ready(function() {
$("#cc").append("<img id='aa' />");
$("#aa").load(function(){
alert($("#aa").width()
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});