var browser; var cerere_categs; var select_categorii; var select_subcategorii;
var complete_path="/";

function get_subcategs() {
	 browser=navigator.appName;
	 cerere_categs = false;
	 select_categorii=document.getElementById("categorii");
	 select_subcategorii=document.getElementById("select_subcateg");
	 build_request_categs();
	 }	  
function build_request_categs() {      
         if (browser=="Netscape") 
		cerere_categs= new XMLHttpRequest();
		  
	else   cerere_categs = new ActiveXObject("Msxml2.XMLHTTP");
	var adresa=complete_path+"get_subcategs.php?categ="+select_categorii.options[select_categorii.selectedIndex].value;
        cerere_categs.onreadystatechange = add_subcategs; 
        cerere_categs.open('GET', adresa, true);
        cerere_categs.send(null);
    }

function add_subcategs() {
	var response_text="";
	
	if (cerere_categs.readyState == 4) {
		response_text=cerere_categs.responseText;
		subs = response_text.split("####");
		while (select_subcategorii.options.length > 0) {
			select_subcategorii.remove(0);
			}
		var newOpt;
		for (i=1; i<subs.length; i++) {
			ssubs = subs[i].split("--");
			newOpt = document.createElement('option');
			newOpt.text=ssubs[1];
			newOpt.value=ssubs[0];
			select_subcategorii.add(newOpt, null);
		}
	}
}