Андрей812,
<!DOCTYPE html>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style type="text/css">
.helptip {
height: 35px;
background-color: hsl(328, 100%, 54%);
width: 200px;
display: block;
margin: 4px;
}
</style>
<script>
document.addEventListener("click", ({target}) => {
if (target.closest(".helptip")) {
const html = `<div class="help_content">Текст<div class="jclose"></div></div>`,
content = target.querySelector(".help_content"),
otherСontent = document.querySelector(".helptip .help_content");
if(otherСontent && otherСontent != content) otherСontent.remove();
content ? content.remove() : target.insertAdjacentHTML("beforeEnd", html);
}
})
</script>
</head>
<body>
<span class="helptip"></span>
<span class="helptip"></span>
</body>
</html>