var NS4 = (document.layers);
var form = null;
var ListObj2 = null;
var icona2 = new Array();
var text2 = new Array();
var id2 = new Array();
var pob_length2=0;
function addLista2(obj)
{

	ListObj2 = document.getElementById('pob_select2');
	emptySelect2();
	for(i=0;i<pob_length2;i++)
	{
		if(obj.value=="all" || (obj.value=="cbn" && icona2[i]=="biblioteca/arxius/icones/cbn.gif")|| (obj.value=="cbc" && icona2[i]=="biblioteca/arxius/icones/cbc.gif")|| (obj.value=="cbs" && icona2[i]=="biblioteca/arxius/icones/cbs.gif")|| (obj.value=="int" && icona2[i]=="biblioteca/arxius/icones/int.gif")|| (obj.value=="pir" && icona2[i]=="biblioteca/arxius/icones/pir.gif") )
		{	
	
		ListObj2.options.length = ListObj2.options.length + 1;
		ListObj2.options[ListObj2.options.length - 1].text = text2[i];
		ListObj2.options[ListObj2.options.length - 1].value = id2[i];
		}
	}	
     if(NS4)
      history.go(0);
}


//BUIDAR EL SELECT 
function emptySelect2() {
    var ListObj2=document.getElementById('pob_select2');

    for (i=ListObj2.length;i>0;i--)
    {
        ListObj2.options[i]=null
    }
}