function simpleMachicharaUpdater(element) { return function() { simpleMachicharaUpdate(element); } } function simpleMachicharaUpdate(element) { clearTimeout(element.interval); element.style.top = Math.floor(Math.random()*90) + "%"; element.style.left = Math.floor(Math.random()*90) + "%"; element.interval = window.setTimeout(simpleMachicharaUpdater(element), 5000+Math.floor(Math.random()*25000)); } function simpleMachichara(imageUrl) { var machicharaSimpleElement = document.createElement("div"); machicharaSimpleElement.style.position = isIe ? "absolute" : "fixed"; machicharaSimpleElement.style.top = "50%"; machicharaSimpleElement.style.left = "50%"; machicharaSimpleElement.style.zIndex = 5000; document.body.appendChild(machicharaSimpleElement); var machicharaSimpleImageElement = document.createElement("img"); machicharaSimpleImageElement.src = imageUrl; machicharaSimpleImageElement.style.border = "none"; machicharaSimpleElement.appendChild(machicharaSimpleImageElement); machicharaSimpleElement.onmouseover = simpleMachicharaUpdater(machicharaSimpleElement); simpleMachicharaUpdate(machicharaSimpleElement); }