JAVASCRIPT获取网页可见区域大小
<script language="javascript" type="text/Javascript">
function getClientBounds()
{
var clientWidth;
var clientHeight;
if ($.browser.msie)
{
clientWidth = document.body.clientWidth;
clientHeight = document.body.clientHeight;
}
else if ($.browser.safari)
{
clientWidth = window.innerWidth;
clientHeight = window.innerHeight;
}
else if ($.browser.Opera)
{
clientWidth = Math.min(window.innerWidth,
document.body.clientWidth);
clientHeight = Math.min(window.innerHeight,
document.body.clientHeight);
}
else
{
clientWidth = Math.min(window.innerWidth,
document.documentElement.clientWidth);
clientHeight = Math.min(window.innerHeight,
document.documentElement.clientHeight);
}
return { width : clientWidth, height : clientHeight };
}
function resetLiveMessengerPosition()
{
var clientBounds = getClientBounds();
var container = document.getElementById("liveMessengerContainer");
var scrollLeft = (document.documentElement.scrollLeft ?
document.documentElement.scrollLeft : document.body.scrollLeft);
var scrollTop = (document.documentElement.scrollTop ?
document.documentElement.scrollTop : document.body.scrollTop);
var containerLeft = scrollLeft + clientBounds.width -
container.clientWidth – 5;
var containerTop = scrollTop + clientBounds.height -
container.clientHeight;
$("#liveMessengerContainer").CSS(
{top : containerTop + "px", left : containerLeft + "px"});
}
<script>
