让iframe自适应高度（支持xhtml）IE firefox兼容

<!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.1//EN” “http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd”> <html xmlns=”http://www.w3.org/1999/xhtml”> <head> <meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ /> <title>获取页面高度，窗口高度，滚动条高度等参数值</title> </head> <body> <script language=”javascript”> <!– function getPageScroll(){ var yScroll; if (self.pageYOffset) { yScroll = self.pageYOffset; } else if (document.documentElement && document.documentElement.scrollTop){ // Explorer 6 Strict yScroll = document.documentElement.scrollTop; } else if (document.body) {// all other Explorers yScroll = document.body.scrollTop; } arrayPageScroll = new Array(”,yScroll); return arrayPageScroll; } function getPageSize(){ var xScroll, yScroll; if (window.innerHeight && window.scrollMaxY) { xScroll = document.body.scrollWidth; yScroll = window.innerHeight + window.scrollMaxY; } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac xScroll = document.body.scrollWidth; yScroll = document.body.scrollHeight; } else { // Explorer Mac…would also work in Explorer 6 Strict, Mozilla and Safari xScroll = document.body.offsetWidth; yScroll = document.body.offsetHeight; } var windowWidth, windowHeight; if (self.innerHeight) { // all except Explorer windowWidth = self.innerWidth; windowHeight = self.innerHeight; } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode windowWidth = document.documentElement.clientWidth; windowHeight = document.documentElement.clientHeight; } else if (document.body) { // other Explorers windowWidth = document.body.clientWidth; windowHeight = document.body.clientHeight; } // for small pages with total height less then height of the viewport if(yScroll < windowHeight){ pageHeight = windowHeight; document.write(“page height is : ” + pageHeight + “”); } else { pageHeight = yScroll; document.write(“page height is : ” + pageHeight + “”); } if(xScroll < windowWidth){ pageWidth = windowWidth; document.write(“page width is : ” + pageWidth + “”); } else { pageWidth = xScroll; document.write(“page width is : ” + pageWidth + “”); } arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) return arrayPageSize; } –> </script> <div style=”background:#EBEBEB;text-align:center;height:300px;”> <h3><script language=”javascript”>getPageSize()</script></h3> </div> </body> </html> <!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.1//EN” “http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd”> <html xmlns=”http://www.w3.org/1999/xhtml”> <head> <meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ /> <title>获取页面高度，窗口高度，滚动条高度等参数值</title> </head> <body> <script language=”javascript”> <!– function getPageScroll(){ var yScroll; if (self.pageYOffset) { yScroll = self.pageYOffset; } else if (document.documentElement && document.documentElement.scrollTop){ // Explorer 6 Strict yScroll = document.documentElement.scrollTop; } else if (document.body) {// all other Explorers yScroll = document.body.scrollTop; } arrayPageScroll = new Array(”,yScroll); return arrayPageScroll; } function getPageSize(){ var xScroll, yScroll; if (window.innerHeight && window.scrollMaxY) { xScroll = document.body.scrollWidth; yScroll = window.innerHeight + window.scrollMaxY; } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac xScroll = document.body.scrollWidth; yScroll = document.body.scrollHeight; } else { // Explorer Mac…would also work in Explorer 6 Strict, Mozilla and Safari xScroll = document.body.offsetWidth; yScroll = document.body.offsetHeight; } var windowWidth, windowHeight; if (self.innerHeight) { // all except Explorer windowWidth = self.innerWidth; windowHeight = self.innerHeight; } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode windowWidth = document.documentElement.clientWidth; windowHeight = document.documentElement.clientHeight; } else if (document.body) { // other Explorers windowWidth = document.body.clientWidth; windowHeight = document.body.clientHeight; } // for small pages with total height less then height of the viewport if(yScroll < windowHeight){ pageHeight = windowHeight; document.write(“page height is : ” + pageHeight + “”); } else { pageHeight = yScroll; document.write(“page height is : ” + pageHeight + “”); } if(xScroll < windowWidth){ pageWidth = windowWidth; document.write(“page width is : ” + pageWidth + “”); } else { pageWidth = xScroll; document.write(“page width is : ” + pageWidth + “”); } arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) return arrayPageSize; } –> </script> <div style=”background:#EBEBEB;text-align:center;height:300px;”> <h3><script language=”javascript”>getPageSize()</script></h3> </div> </body> </html>

[Ctrl+A 全选注:引入外部Js需再刷新一下页面才能执行]

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