javascript获取屏幕/显示器分辨率，以及各种高宽的检测

网页可见区域宽：" document.body.clientWidth; s = "

网页可见区域高：" document.body.clientHeight; s = "

网页可见区域宽：" document.body.offsetWidth "　(包括边线和滚动条的宽)"; s = "

网页可见区域高：" document.body.offsetHeight "　 (包括边线的宽)"; s = "

网页正文全文宽：" document.body.scrollWidth; s = "

网页正文全文高：" document.body.scrollHeight; s = "

网页被卷去的高：" document.body.scrollTop; s = "

网页被卷去的左：" document.body.scrollLeft; s = "

网页正文部分上：" window.screenTop; s = "

网页正文部分左：" window.screenLeft; s = "

屏幕分辨率的宽：" window.screen.width; s = "

屏幕分辨率的高：" window.screen.height; s = "

屏幕可用工作区高度：" window.screen.availHeight; s = "

屏幕可用工作区宽度：" window.screen.availWidth; s = "

你的屏幕设置是" window.screen.colorDepth " 位彩色 "; s = "

你的屏幕设置" window.screen.deviceXDPI " 像素/英寸