function canviaEstatNivell(){
	document.getElementById("nivell").disabled=!document.getElementById("stipus0").checked;
}

var quoted=",";
function addQuote(id,nom){
	try{
		var boto=document.getElementById("idBQuote"+id);
		var pos=quoted.indexOf(","+id+",");
		if(pos==-1){//afegir
			boto.style.color="#F00";
			boto.value="- "+nom;
			quoted+=id+",";
		}else{//treure
			boto.style.color="";
			boto.value="+ "+nom;
			quoted=quoted.substr(0,pos)+quoted.substr(pos+id.length+1,quoted.length);
		}
	}catch(e){}
};
function addQuoteButton(id,nom){
	var txt="<form method='post' action=''>";
	txt+="<input class='boton' id='idBQuote"+id+"' type='button' value='+ "+nom+"' onclick=\"addQuote('"+id+"','"+nom+"')\" />";
	txt+="</form>";
	document.getElementById("divQuote"+id).innerHTML=txt;
}
function submitQuote(id){
	var e;
	var quote=quoted.split(",");
	for(i=0;i<quote.length;i++){
		if(quote[i] != ""){
			e=document.createElement("input");
			e.type="hidden";
			e.name="quote[]";
			e.value=quote[i];
			id.appendChild(e);
		}
	}
}