<!--
var idActuallyPressed = "hello";
function change(event){
	
	var event = event || window.event;
    var srcElem = event.target || event.srcElement;
    var idToBePressed = srcElem.id;
	var toPress = document.getElementById("bubble");
    toPress.style.backgroundImage = "url(./images/" + idToBePressed + "cloud.png)";
    srcElem.style.backgroundImage = "url(./images/" + idToBePressed + "2.png)";
	
	var toUnpress = document.getElementById(idActuallyPressed);
	toUnpress.style.backgroundImage = "url(./images/" + idActuallyPressed + "1.png)";
	idActuallyPressed = idToBePressed;
}


function change2(id){
    var img = "url(./images/" + id + "cloud.png)";
	var elementToChange = document.getElementById("bubble");
	elementToChange.style.backgroundImage = img;
}
//-->