<script>
//得到页面高度
var yScroll = (document.documentElement.scrollHeight >document.documentElement.clientHeight) ? document.documentElement.scrollHeight : document.documentElement.clientHeight;
alert(yScroll)
//得到页面宽度
var xScroll=(document.documentElement.scrollWidth>document.documentElement.clientWidth) ? document.documentElement.scrollWidth : document.documentElement.scrollWidth;
alert(xScroll)
</script>
//获取鼠标点击位置,兼容ie、firefox
<body onclick="clicksEvent(event)">
function pointerX(event) {
event = window.event || event;
return event.pageX || (event.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft));
}
function pointerY(event) {
event = window.event || event;
return event.pageY || (event.clientY + (document.documentElement.scrollTop || document.body.scrollTop));
}
//平台、设备和操作系统
var system = {
win: false,
mac: false,
xll: false
};
//检测平台
var p = navigator.platform;
system.win = p.indexOf("Win") == 0;
system.mac = p.indexOf("Mac") == 0;
system.x11 = (p == "X11") || (p.indexOf("Linux") == 0);
if (system.win || system.mac || system.xll) {
//平台、设备和操作系统
} else {
//手机
}
