diff --git a/js/bootstrap-modal.js b/js/bootstrap-modal.js
index 0f1ae6d..64e1c31 100644
--- a/js/bootstrap-modal.js
+++ b/js/bootstrap-modal.js
@@ -89,7 +89,7 @@
 
 			this.tab();
 
-			this.isLoading && this.loading();
+			this.removeLoading();
 
 			$(document).off('focusin.modal');
 
@@ -221,10 +221,13 @@
 				.trigger('hidden');
 		},
 
-		removeLoading: function () {
-			this.$loading.remove();
+		removeLoading: function (callback) {
+			this.$loading && this.$loading.remove();
+
 			this.$loading = null;
 			this.isLoading = false;
+
+			if (callback) callback.call();
 		},
 
 		loading: function (callback) {
@@ -253,12 +256,10 @@
 				this.$loading.removeClass('in');
 
 				var that = this;
-				$.support.transition && this.$element.hasClass('fade')?
-					this.$loading.one($.support.transition.end, function () { that.removeLoading() }) :
-					that.removeLoading();
 
-			} else if (callback) {
-				callback(this.isLoading);
+				$.support.transition && this.$element.hasClass('fade') ?
+					this.$loading.one($.support.transition.end, function () { that.removeLoading(callback) }) :
+					that.removeLoading(callback);
 			}
 		},
 
diff --git a/js/bootstrap-modalmanager.js b/js/bootstrap-modalmanager.js
index 9abc5f2..e0b1cd1 100644
--- a/js/bootstrap-modalmanager.js
+++ b/js/bootstrap-modalmanager.js
@@ -68,9 +68,11 @@
 
 					var transition = $.support.transition && modal.$element.hasClass('fade');
 
-					that.$element
-						.toggleClass('modal-open', that.hasOpenModal())
-						.toggleClass('page-overflow', $(window).height() < that.$element.height());
+					toggleOverflow(that, function() {
+						this.$element
+							.toggleClass('modal-open', this.hasOpenModal())
+							.toggleClass('page-overflow', $(window).height() < this.$element.height());
+					});
 
 					modal.$parent = modal.$element.parent();
 
@@ -138,7 +140,9 @@
 
 			var hasOpenModal = this.hasOpenModal();
 
-			this.$element.toggleClass('modal-open', hasOpenModal);
+			toggleOverflow(this, function() {
+				this.$element.toggleClass('modal-open', hasOpenModal);
+			});
 
 			if (!hasOpenModal){
 				this.$element.removeClass('page-overflow');
@@ -312,9 +316,11 @@
 		loading: function (callback) {
 			callback = callback || function () { };
 
-			this.$element
-				.toggleClass('modal-open', !this.isLoading || this.hasOpenModal())
-				.toggleClass('page-overflow', $(window).height() < this.$element.height());
+			toggleOverflow(this, function() {
+				this.$element
+					.toggleClass('modal-open', !this.isLoading || this.hasOpenModal())
+					.toggleClass('page-overflow', $(window).height() < this.$element.height());
+			});
 
 			if (!this.isLoading) {
 
@@ -396,6 +402,30 @@
 		}
 	}
 
+  // Allows to avoid visible body resizing when modal is appended
+  // Supposed to work properly only with body and if initial margin was 0
+  function toggleOverflow(elem, block) {
+    var current_margin = parseInt(elem.$element.css("marginRight"));
+
+    if (elem.$element[0].initialMargin === undefined) {
+      elem.$element[0].initialMargin = current_margin;
+    }
+
+    if (elem.$element[0].tagName == "BODY" && elem.$element[0].initialMargin === 0) {
+      var width_was = elem.$element.width();
+
+      block.call(elem);
+
+      var width_become = elem.$element.width(),
+		width_diff = width_become - width_was;
+
+      if (width_diff !== 0) {
+        elem.$element.css({ marginRight: current_margin + width_diff + "px" });
+      }
+    } else {
+      block.call(elem);
+    }
+  }
 
 	/* MODAL MANAGER PLUGIN DEFINITION
 	* ======================= */