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HTML:
CSS:
Javascript:
- Code:
<img src="http://r28.imgfast.net/users/3316/63/36/82/avatars/1-2.png" onmouseover="show_tooltip(this, 'baivong\'s avatar');" alt="baivong's avatar" />
CSS:
- Code:
#tooltip {
background-color: #FFF;
border: 2px solid #333;
color: #131313;
max-width: 550px;
padding: 10px;
}
Javascript:
- Code:
var versionMinor = parseFloat(navigator.appVersion),
versionMajor = parseInt(versionMinor),
IE = document.all && !window.opera && 7 > versionMajor,
IE7 = document.all && !window.opera && 7 <= versionMajor,
OP = window.opera,
FF = document.getElementById,
NS = document.layers;
function get_item(a, c) {
if (IE) return c ? window.opener.document.all[a] : document.all[a];
if (FF) return c ? window.opener.document.getElementById(a) : document.getElementById(a);
if (NS) return c ? window.opener.document.layers[a] : document.layers[a]
}
var current_tooltip;
function show_tooltip(a, c) {
var b = get_item("tooltip");
b || (b = document.createElement("div"), b.setAttribute("id", "tooltip"), document.body.appendChild(b));
b.style.zIndex = 1000;
b.style.position = "absolute";
b.innerHTML = "<p>" + c + "</p>";
b.style.visibility = "visible";
a.onmousemove = move_tooltip;
a.onmouseout = function () {
b.style.visibility = "hidden"
};
a.title = ""
}
var offsetxpoint = -60,
offsetypoint = 20,
real_body = document.compatMode && "BackCompat" != document.compatMode ? document.documentElement : document.body,
real_body = document.documentElement ? document.documentElement : document.body;
function move_tooltip(a) {
var c = !IE ? a.pageX : event.clientX + real_body.scrollLeft,
d = !IE ? a.pageY : event.clientY + real_body.scrollTop,
b = IE && !window.opera ? real_body.clientWidth - event.clientX - offsetxpoint : window.innerWidth - a.clientX - offsetxpoint - 20,
e = IE && !window.opera ? real_body.clientHeight - event.clientY - offsetypoint : window.innerHeight - a.clientY - offsetypoint - 20,
f = 0 > offsetxpoint ? -1 * offsetxpoint : -1E3;
current_tooltip = get_item("tooltip");
current_tooltip.style.left = b < current_tooltip.offsetWidth ? IE ? real_body.scrollLeft + event.clientX - current_tooltip.offsetWidth + "px" : window.pageXOffset + a.clientX - current_tooltip.offsetWidth + "px" : c < f ? "5px" : c + offsetxpoint + "px";
current_tooltip.style.top = e < current_tooltip.offsetHeight ? IE ? real_body.scrollTop + event.clientY - current_tooltip.offsetHeight - offsetypoint + "px" : window.pageYOffset + a.clientY - current_tooltip.offsetHeight - offsetypoint + "px" : d + offsetypoint + "px"
}
Nguồn: DEVs
