User background image optimization

dev/Common/Links.js

@@ -171,6 +171,16 @@
 		return this.sServer + '/Raw/0/Public/' + sHash + '/';
 	};
 
+	/**
+	 * @param {string} sHash
+	 * @return {string}
+	 */
+	Links.prototype.userBackground = function (sHash)
+	{
+		return this.sServer + '/Raw/' + this.sSubQuery + this.sSpecSuffix + '/UserBackground/' +
+			this.sSubSubQuery + sHash;
+	};
+
 	/**
 	 * @param {string} sInboxFolderName = 'INBOX'
 	 * @return {string}

dev/Common/Utils.js

@@ -1614,7 +1614,7 @@
 	Utils.__themeTimer = 0;
 	Utils.__themeAjax = null;
 
-	Utils.changeTheme = function (sValue, sHash, themeTrigger, Links)
+	Utils.changeTheme = function (sValue, themeTrigger)
 	{
 		var
 			oThemeLink = $('#rlThemeLink'),
@@ -1673,26 +1673,6 @@
 						}
 					}
 
-					if (Links)
-					{
-						var $oBg = $('#rl-bg');
-						if (!sHash)
-						{
-							if ($oBg.data('backstretch'))
-							{
-								$oBg.backstretch('destroy').attr('style', '');
-							}
-						}
-						else
-						{
-							$oBg.backstretch(Links.publicLink(sHash), {
-								'fade': Globals.bAnimationSupported ? 1000 : 0,
-								'centeredX': true,
-								'centeredY': true
-							});
-						}
-					}
-
 					themeTrigger(Enums.SaveSettingsStep.TrueResult);
 				}