var strElementType = "iframe";

function CleanPage()
{
	var arrElements = document.getElementsByTagName(strElementType);
	var elmParent = null;
	
	for(i=0; i < arrElements.length ; i++)
	{
		elmParent = arrElements[i].parentNode;
		elmParent.removeChild(arrElements[i]);
	}
}

window.onload = CleanPage;