diff --git a/js/imgur.js b/js/imgur.js
index 7b1cfa3..e2b46f5 100644
--- a/js/imgur.js
+++ b/js/imgur.js
@@ -5,115 +5,114 @@ var weechat = angular.module('weechat');
 
 weechat.factory('imgur', ['$rootScope', function($rootScope) {
 
-	var process = function(image, callback) {
+    var process = function(image, callback) {
 
-		// Is it an image?
-		if (!image || !image.type.match(/image.*/)) return;
+        // Is it an image?
+        if (!image || !image.type.match(/image.*/)) return;
 
-		// New file reader
-		var reader = new FileReader();
+        // New file reader
+        var reader = new FileReader();
 
-		// When image is read
-		reader.onload = function (event) {
-			var image = event.target.result.split(',')[1];
-			upload(image, callback);
-		};
+        // When image is read
+        reader.onload = function (event) {
+            var image = event.target.result.split(',')[1];
+            upload(image, callback);
+        };
 
-		// Read image as data url
-		reader.readAsDataURL(image);
+        // Read image as data url
+        reader.readAsDataURL(image);
 
-	};
+    };
 
-	// Upload image to imgur from base64
-	var upload = function( base64img, callback ) {
+    // Upload image to imgur from base64
+    var upload = function( base64img, callback ) {
+        // Set client ID (Glowing Bear)
+        var clientId = "164efef8979cd4b";
 
-                // Set client ID (Glowing Bear)
-                var clientId = "164efef8979cd4b";
+        // Progress bar DOM elment
+        var progressBar = document.getElementById("imgur-upload-progress");
+        progressBar.style.width = '0';
 
-		// Progress bar DOM elment
-		var progressBar = document.getElementById("imgur-upload-progress");
-		progressBar.style.width = '0';
+        // Create new form data
+        var fd = new FormData();
+        fd.append("image", base64img); // Append the file
+        fd.append("type", "base64"); // Set image type to base64
 
-		// Create new form data
-		var fd = new FormData();
-		fd.append("image", base64img); // Append the file
-		fd.append("type", "base64"); // Set image type to base64
+        // Create new XMLHttpRequest
+        var xhttp = new XMLHttpRequest();
 
-		// Create new XMLHttpRequest
-		var xhttp = new XMLHttpRequest();
+        // Post request to imgur api
+        xhttp.open("POST", "https://api.imgur.com/3/image", true);
 
-		// Post request to imgur api
-		xhttp.open("POST", "https://api.imgur.com/3/image", true);
+        // Set headers
+        xhttp.setRequestHeader("Authorization", "Client-ID " + clientId);
+        xhttp.setRequestHeader("Accept", "application/json");
 
-		// Set headers
-		xhttp.setRequestHeader("Authorization", "Client-ID " + clientId);
-		xhttp.setRequestHeader("Accept", "application/json");
+        // Handler for response
+        xhttp.onload = function() {
 
-		// Handler for response
-		xhttp.onload = function() {
+            progressBar.style.display = 'none';
 
-			progressBar.style.display = 'none';
+            // Check state and response status
+            if(xhttp.status === 200) {
 
-			// Check state and response status
-			if(xhttp.status === 200) {
+                // Get response text
+                var response = JSON.parse(xhttp.responseText);
 
-				// Get response text
-				var response = JSON.parse(xhttp.responseText);
+                // Send link as message
+                if( response.data && response.data.link ) {
 
-				// Send link as message
-				if( response.data && response.data.link ) {
+                    if (callback && typeof(callback) === "function") {
+                        callback(response.data.link);
+                    }
 
-					if (callback && typeof(callback) === "function") {
-						callback(response.data.link);
-					}
+                } else {
+                    showErrorMsg();
+                }
 
-				} else {
-					showErrorMsg();
-				}
+            } else {
+                showErrorMsg();
+            }
 
-			} else {
-				showErrorMsg();
-			}
+        };
 
-		};
+        if( "upload" in xhttp ) {
 
-		if( "upload" in xhttp ) {
+            // Set progress
+            xhttp.upload.onprogress = function (event) {
 
-			// Set progress
-			xhttp.upload.onprogress = function (event) {
+                // Check if we can compute progress
+                if (event.lengthComputable) {
+                    // Complete in percent
+                    var complete = (event.loaded / event.total * 100 | 0);
 
-				// Check if we can compute progress
-				if (event.lengthComputable) {
-					// Complete in percent
-					var complete = (event.loaded / event.total * 100 | 0);
+                    // Set progress bar width
+                    progressBar.style.display = 'block';
+                    progressBar.style.width = complete + '%';
+                }
+            };
 
-					// Set progress bar width
-					progressBar.style.display = 'block';
-					progressBar.style.width = complete + '%';
-				}
-			};
+        }
 
-		}
+        // Send request with form data
+        xhttp.send(fd);
 
-		// Send request with form data
-		xhttp.send(fd);
+    };
 
-	};
+    var showErrorMsg = function() {
+        // Show error msg
+        $rootScope.uploadError = true;
+        $rootScope.$apply();
 
-	var showErrorMsg = function() {
-		// Show error msg
-		$rootScope.uploadError = true;
-		$rootScope.$apply();
+        // Hide after 5 seconds
+        setTimeout(function(){
+            // Hide error msg
+            $rootScope.uploadError = false;
+            $rootScope.$apply();
+        }, 5000);
+    };
 
-		// Hide after 5 seconds
-		setTimeout(function(){
-			// Hide error msg
-			$rootScope.uploadError = false;
-			$rootScope.$apply();
-		}, 5000);
-	};
-
-	return {
+    return {
         process: process
     };