I am able to create a button element and add an onclick event as shown below.  elem.onclick=function() { alert("qweqweqwe"); }           How do I go about using a predefined function instead of defining a function inside of the event? Somethi...

Code:  <script src="http://code.jquery.com/jquery-latest.min.js" type="text/javascript"></script> <script type="text/javascript">     $("#clicker").click(function () {         alert("Hello!");...

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I'm trying to add inner html to div element, and then add click event to it dynamically. It alerts 1 but not 2:  alert(wordsGeneral.length); //prints 9 for (var i = 0; i < wordsGeneral.length; i++) {     var word = wordsGeneral[i];     if (wor...

I need to set focus on input and textarea elements of a sortable list. Here is my code (1).         a) When I load the list it works fine because it adds a listener for each input. b) When I add a new element to the list it duplicates the listeners....

I'm building a simple battle game that allows a user to pick 2 characters, have them fight, then proceed to 2 more rounds against other characters.   I have different buttons with unique ids built into my HTML for the stages in the game, for exam...

how could i save value from loop for event,              for (var i = 0, len = features.length; i < len; i++) {                     if (features[i].type == 'tower')                      {                         for (var j = 0; j < mark...

I'm sure there is a simple fix for this and I just am unable to piece it together... In the event that the link with the id of "light_off" is clicked then I want all the little changes to take place, that part is working, but they're...

Here, I'm trying to do integration for the RSVP button inside the card, onclicking the particular card the text inside the RSVP button should be changed to "Going" for the particular user ID below is my attached kindly help me with this p...

var courses = document.getElementsByClassName('course');  for(var i = 0; i < courses.length; i++) {     courses[i].addEventListener('click', function() {         if(this.classList.contains('active-course')) {             th...