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)
    }
}