window.onload = function()
{
	if($("q")) {
		var ini = "Busca no site";
		$("q").onfocus = function() {
			if(this.value = ini) this.value = "";
		}
	    $("q").onblur = function() {
			if(this.value == "") this.value = ini;
		}
	}
}

function setActivity()
{
	$("activity").style.visibility = "visible";
	var hideActivity = function(){
		$("activity").style.visibility = "hidden";
	};
	if(typeof Event.observe != "undefined"){
		Event.observe(window, 'load', hideActivity, false);
	} else {
		Event.add(window, "load", hideActivity);
	}
}