div如何定位于IE窗口或是屏幕的正中
div块如何定位于IE窗口或是屏幕的正中
请用最少的代码说明一下
[解决办法]
div绝对定位
其left为 htmlWidth/2 - divWidth/2
其top为 htmlHeight/2 - divHeight/2
[解决办法]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head> <title>pos center </title> <style type="text/css" > body{ position:relative;} #div1{ position:absolute; border:1px solid red; } </style></head><body><div id="div1">some text hello world<br />some text</div><input type="button" value="DIV定位正中" style="position:absolute;left:300px;" onclick="getwidthheight()" /><script type="text/javascript"> var div1 = document.getElementById("div1"); function getwidthheight() { var windowwidth = document.documentElement.clientWidth; var windowheight = document.documentElement.clientHeight; var divwidth = div1.clientWidth; var divheight = div1.clientHeight; div1.style.left = (windowwidth - divwidth) / 2 + "px"; div1.style.top = (windowheight - divheight) / 2 + "px"; }</script></body></html>