// JScript 文件 // var iframeids = [ " test_iframeid " ] var iframehide = " yes " function dyniframesize() { var dyniframe=new Array() for (i=0; i<iframeids.length; i++) { if (document.getElementById) { dyniframe[dyniframe.length] = document.getElementById(iframeids[i]); if (dyniframe[i] && !window.opera) { dyniframe[i].style.display="block" if (dyniframe[i].contentDocument && dyniframe[i].contentDocument.body.offsetHeight) dyniframe[i].height = dyniframe[i].contentDocument.body.offsetHeight; else if (dyniframe[i].Document && dyniframe[i].Document.body.scrollHeight) dyniframe[i].height = dyniframe[i].Document.body.scrollHeight; } } if ((document.all || document.getElementById) && iframehide=="no") { var tempobj=document.all? document.all[iframeids[i]] : document.getElementById(iframeids[i]) tempobj.style.display="block" } } } if (window.addEventListener) window.addEventListener( " load " , dyniframesize, false ) else if (window.attachEvent) window.attachEvent( " onload " , dyniframesize) else window.onload = dyniframesize 来源: http://www.sithere.net/article.asp?id=233&page=7