var Alert = new Class ({
  initialize : function(value,top,left,div) {
    if(div == undefined) {
	  var $inner = $("inner-content");
	} else {
	  var $inner = div;
	}
	var $msg   = new Element("div",{
	  "id"     : "alert",
	  "class"  : "alert",
	  "styles" : {
	    "margin-top"  : top+"px",
		"margin-left" : left+"px",
		"opacity"     : 0
	  }
	});
	
	var $text  = new Element("div",{
	  "class"  : "atext",
	  "html"   : value
	});
	
	var $foot  = new Element("div",{
	  "class"  : "afoot"
	});
	
	$text.inject($msg,"top");
	$foot.inject($msg,"bottom");
	
	$msg.inject($inner,"top");
	
	this.show.delay(500);
	this.kill.delay(5500);
  },
  
  show : function() {
    $("alert").fade("in");
  },
  
  kill : function() {
    $("alert").fade("out");
  }
});