var myObjectElement = document.createElement('<object id="introflash" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"  width="100%" height="100%" align="middle"></object>');


var myParamElement1 = document.createElement('<param name="allowScriptAccess" value="sameDomain" />');  
var myParamElement2 = document.createElement('<param name="movie" value="intro.swf" />');
var myParamElement3 = document.createElement('<param name="quality" value="high" />');
var myParamElement4 = document.createElement('<param name="scale" value="noscale" />');
var myParamElement5 = document.createElement('<param name="bgcolor" value="#ffffff" />');



myObjectElement.appendChild(myParamElement1);
myObjectElement.appendChild(myParamElement2);
myObjectElement.appendChild(myParamElement3);
myObjectElement.appendChild(myParamElement4);
myObjectElement.appendChild(myParamElement5);



introflashlocation.appendChild(myObjectElement);