function nullimg(campo)
	{
	document.getElementById(campo).value='';
	}
	
function openwin(campo,tipo)
{
	URL="_uploader/selectfile.asp?tipogal="+tipo+"&campo="+campo
	window.open(URL,"slimg","menubar=0,toolbar=0,location=0,resizable=0,scrollbars=1,height=500,width=400");
}

function charcounter(n,campo,counter)
{
	testo=document.getElementById(campo).value+""
	if ( n - testo.length >= 0)
		{document.getElementById(counter).value = n - testo.length}
	else
		{
			document.getElementById(counter).value=0
			document.getElementById(campo).value=testo.substr(0,n)
		}
}

function makeHttpRequest(url,divid)
{
   var http_request = false;
   var gotopage=url;

   if (window.XMLHttpRequest) { // Mozilla, Safari,...
       http_request = new XMLHttpRequest();
       if (http_request.overrideMimeType) {
           http_request.overrideMimeType('text/xml');
       }

   } else if (window.ActiveXObject) { // IE
       try {
           http_request = new ActiveXObject("Msxml2.XMLHTTP");
       } catch (e) {
           try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
           } catch (e) {}
       }
   }

   if (!http_request) {
       alert('Unfortunatelly you browser doesn\'t support this feature.');
       return false;
   }
   http_request.onreadystatechange = function() {
       if (http_request.readyState == 4) {
			if (http_request.status == 200)
				 { //alert('ok')
					document.getElementById(divid).innerHTML=http_request.responseText
					 try {
						// lancia una funzione js nel caso di riuscita //
					     } catch (e) {}
				 }
				  else {
               alert('There was a problem with the request.(Code: ' + http_request.status + ') ' + url);
           }
       }
   }
   http_request.open('GET', gotopage, true);
   http_request.send(null);
}

function makeHttpRequestPop(url,divid)
{
   var http_request = false;
   var gotopage=url;

   if (window.XMLHttpRequest) { // Mozilla, Safari,...
       http_request = new XMLHttpRequest();
       if (http_request.overrideMimeType) {
           http_request.overrideMimeType('text/xml');
       }

   } else if (window.ActiveXObject) { // IE
       try {
           http_request = new ActiveXObject("Msxml2.XMLHTTP");
       } catch (e) {
           try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
           } catch (e) {}
       }
   }

   if (!http_request) {
       alert('Unfortunatelly you browser doesn\'t support this feature.');
       return false;
   }
   http_request.onreadystatechange = function() {
       if (http_request.readyState == 4) {
			if (http_request.status == 200)
				 { //alert('ok')
					parent.parent.document.getElementById(divid).innerHTML=http_request.responseText
					 try {
						// lancia una funzione js nel caso di riuscita //
					     } catch (e) {}
				 }
				  else {
               alert('There was a problem with the request.(Code: ' + http_request.status + ') ' + url);
           }
       }
   }
   http_request.open('GET', gotopage, true);
   http_request.send(null);
}