var http_request = false;
   var container = "";
   function makePOSTRequest(url, parameters) {
      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(container).innerHTML = result;            
         } else {
            alert('There was a problem with the request. (Code: ' + http_request.status + ')');
         }
      }
   }
   
   function get(obj, count) {
	   container = 'content_main';
		//alert("Count..." + count);
      /*var poststr = "submit=submit" +
	  				"&check0=" + encodeURI( document.getElementById("check0").checked ) +
                    "&check1=" + encodeURI( document.getElementById("check1").checked );
					*/
		var poststr = "submit=submit";
		var check = "";
		for(var i=0; i<count; i++){
			if(encodeURI( document.getElementById("check" + i + "").checked ) == "true"){
				poststr = poststr + "&value" + i + "=" + encodeURI( document.getElementById("check" + i + "").value );
			}
		}
		//alert(poststr);
      makePOSTRequest('additional/training_register.php', poststr);
   }
   
   function apply(obj, count, div) {
	   container = div;
		//alert("Working..."+count);
		var poststr2 = "submit=send";
		var check = "";
		for(var i=0; i<count; i++){
			poststr2 = poststr2 + "&" + encodeURI( document.getElementById("elm" + i + "").name ) + "=" + encodeURI( document.getElementById("elm" + i + "").value );
		}
		//alert(poststr2);
      makePOSTRequest('additional/items.php', poststr2);
   }
function get2(){
	alert("Working...");
}