window.onload = function(){ 
  if (document.getElementsByTagName) { 
      var objs = document.getElementsByTagName("object"); 
      for (i=0; i<objs.length; i++) { 
        objs[i].outerHTML = objs[i].outerHTML; 
      } 
   } 
} 
window.onunload = function() { 
  if (document.getElementsByTagName) { 
    var objs = document.getElementsByTagName("object"); 
    for (i=0; i<objs.length; i++) { 
      objs[i].outerHTML = ""; 
    } 
  } 
}