function cepper(e){
	if($chk(e)){
		var en=e.getNext("input")
		en.addEvent("keydown",function(k){
			if (k.key=="backspace" && en.value.length<1){
				e.value=e.value.substr(0,(e.value.length))
				e.focus()
			}
		})
		e.addEvent("keyup",function(k){
			if (e.value.length>=5){
				en.focus()
			}
		})
	}
}

function selectAndGo(){
	$$("select.navegacao").addEvent("change",function(){
		window.location="colecao.php?colecao="+this.value
	})
}