jQuery.fn.defaultbutton = function(element)
{
	if(!element) return this;
	return this.bind("keypress",
		function(e)
		{
			var key = e.keyCode || e.charCode;
			if(key == 13)
			{
				$(element).click();
				return false;
			}
		}
	)
}

jQuery.fn.cancelbutton = function(element)
{
	if(!element) return this;
	return this.bind("keypress",
		function(e)
		{
			var key = e.keyCode || e.charCode;
			if(key == 27)
			{
				$(element).click();
				return false;
			}
		}
	)
}