Use event listeners instead of deprecated event

primed/static/js/project.js

@@ -2,7 +2,7 @@
 
 // Handle paste event for text inputs with maxlength.
 const checkPasteLength = (e) => {
-	var paste = (event.clipboardData || window.clipboardData).getData("text");
+	var paste = (e.clipboardData || window.clipboardData).getData("text");
 	maxlength = e.target.getAttribute("maxlength");
   if (paste.length > maxlength) {
     alert("String longer than allowed maximum length of " + maxlength + " characters:\n" + paste)
@@ -12,4 +12,8 @@ const checkPasteLength = (e) => {
 }
 
 var textInputs = $('form').find("input[maxlength]")
-textInputs.on("paste", checkPasteLength);
+// textInputs.on("paste", checkPasteLength);
+for(var i = 0; i < textInputs.length; i++){
+  // Console: print the clicked <p> element
+  textInputs[i].addEventListener("paste", checkPasteLength);
+}