wyanez · March 22, 2013 17:44
diff --git a/prueba_extend_element.html b/prueba_extend_element.html
 <html>
 <head>
    <script>
        Element.prototype.html = function (value){
            if (value){
                 this.innerHTML=value;   
            }
            else {
                return this.innerHTML;    
            }
            
        }

        function $(elemento){
            return document.getElementById(elemento);
        }
        
    </script>
    

 </head>
 <body>
 </body>
 <div id="mydiv">Este es un div</div>

 <script>
  alert( $('mydiv').html());
  $('mydiv').html('Probando');
 </script>

 </html>
	<html>
	<head>
	<script>
	Element.prototype.html = function (value){
	if (value){
	this.innerHTML=value;
	}
	else {
	return this.innerHTML;
	}

	}

	function $(elemento){
	return document.getElementById(elemento);
	}

	</script>


	</head>
	<body>
	</body>
	<div id="mydiv">Este es un div</div>

	<script>
	alert( $('mydiv').html());
	$('mydiv').html('Probando');
	</script>

	</html>