var myObjectElement = document.createElement("<object id='elementid' classid='clsid:d27cdb6e-ae6d-11cf-96b8-444553540000' codebase='http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0' width='700' height='320' id='intro' align='middle'></object>");

var myParamElement1 = document.createElement("<param name='allowScriptAccess' value='sameDomain' />");  
var myParamElement2 = document.createElement("<param name='movie' value='/images/swf/intro.swf' />");
var myParamElement3 = document.createElement("<param name='quality' value='high' />");
var myParamElement4 = document.createElement("<param name='wmode' value='transparent' />");
var myParamElement5 = document.createElement("<param name='bgcolor' value='#ffffff' />");
//var myParamElement6 = document.createElement("<embed src='/images/swf/intro.swf' quality='high' wmode='transparent' bgcolor='#ffffff' width='700' height='320' name='intro' align='middle' allowScriptAccess='sameDomain' type='application/x-shockwave-flash' pluginspage='http://www.macromedia.com/go/getflashplayer' />");
myObjectElement.appendChild(myParamElement1);
myObjectElement.appendChild(myParamElement2);
myObjectElement.appendChild(myParamElement3);
myObjectElement.appendChild(myParamElement4);
myObjectElement.appendChild(myParamElement5);
//myObjectElement.appendChild(myParamElement6);

intro.appendChild(myObjectElement);