if (!document.all) {
  HTMLElement.prototype.__defineGetter__("currentStyle", function() {
    return document.defaultView.getComputedStyle(this, null);
  });
  CSSStyleDeclaration.prototype=function() {
    for (i=0;i<this.length;i++) {
      var prop=this.item(i);
      this[prop]=this.getPropertyValue(prop);
    }
  }
  CSSStyleSheet.prototype.__defineGetter__("rules", function() {
    return this.cssRules;
  });
}
if (typeof HTMLElement!="undefined" && !HTMLElement.prototype.insertAdjacentElement) {
 HTMLElement.prototype.insertAdjacentElement = function(where,parsedNode) {
  switch (where){
  case 'beforeBegin':
   this.parentNode.insertBefore(parsedNode,this)
   break;
  case 'afterBegin':
   this.insertBefore(parsedNode,this.firstChild);
   break;
  case 'beforeEnd':
   this.appendChild(parsedNode);
   break;
  case 'afterEnd':
   if (this.nextSibling) this.parentNode.insertBefore(parsedNode,this.nextSibling);
   else this.parentNode.appendChild(parsedNode);
   break;
  }
 }

 HTMLElement.prototype.insertAdjacentHTML = function(where,htmlStr) {
  var r = this.ownerDocument.createRange();
  r.setStartBefore(this);
  var parsedHTML = r.createContextualFragment(htmlStr);
  this.insertAdjacentElement(where,parsedHTML)
 }


 HTMLElement.prototype.insertAdjacentText = function(where,txtStr) {
  var parsedText = document.createTextNode(txtStr)
  this.insertAdjacentElement(where,parsedText)
 }
}