// JavaScript Document
var httpObjDownload = false;
		try {
			  httpObjDownload = new XMLHttpRequest();
		} catch (trymicrosoft) {
		  try {
				httpObjDownload = new ActiveXObject("Msxml2.XMLHTTP");
		  } catch (othermicrosoft) {
			try {
			  httpObjDownload = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (failed) {
			  httpObjDownload = false;
			}
		  }
		}

function loginDownload(file){
	var url = downloadurl+"checklogin.php?file="+file; 
		httpObjDownload.open("POST",url,true);
		httpObjDownload.onreadystatechange = function(){
			if(httpObjDownload.readyState==1||httpObjDownload.readyState==2||httpObjDownload.readyState==3){
							
			}
			if(httpObjDownload.readyState==4){
				res=httpObjDownload.responseText;
				if(res=='1'){
				tryToDownload(downloadurl + "Download.php?file_id="+file)	
				}else{
				showLoginDiv();
				document.getElementById('Message_new').style.display='block';
				document.getElementById('Message_new').innerHTML='For downloding file "'+file+'". Please login first';
				}
				return false;
		}
		}
		httpObjDownload.send(null);
}
 function tryToDownload(url)
   {
         oIFrm = document.getElementById('myIFrm');
         oIFrm.src = url;
     }