// JavaScript Document

   var http_request = false;
   
   function makePOSTRequest(url, parameters,optional) {
	   
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } 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('Cannot create XMLHTTP instance');
         return false;
      }
      	
		http_request.onreadystatechange = alertContents;
		http_request.open('POST', url, true);
		http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		http_request.setRequestHeader("Content-length", parameters.length);
		http_request.setRequestHeader("Connection", "close");
		http_request.send(parameters);
 
   }

   function alertContents() {
	   
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            
			//alert(http_request.responseText);
            /*
			result = http_request.responseText;
          	//document.getElementById('myspan').innerHTML = result;
			document.location.reload();
            document.getElementById('myspan').innerHTML = result;  
			setTimeout("document.getElementById('myspan').innerHTML=''",3000);
			*/
         } else {
           // alert('There was a problem with the request. : ' + http_request.status + "***");
			document.location.reload();
         }
      }
   }

   // ** MAILING ************************************************************************************************************************************************************************
   
   function updateFilter(item,val) {
		
		var poststr = "filter_item=" + item + "&filter_val=" + val;
					
		makePOSTRequest('/change_filter.php', poststr, null);
	  
   }

	function sendDownload(val){
		
		var poststr = "file_id=" + val;					
		makePOSTRequest('/downloads.php', poststr, null);		
		
	}