Refactor code structure for improved readability and maintainability

themes/sources/dhtmlxSlider/codebase/dhtmlxslider_deprecated.js

@@ -0,0 +1,24 @@
+/*
+Product Name: dhtmlxSuite 
+Version: 5.2.0 
+Edition: Professional 
+License: content of this file is covered by DHTMLX Commercial or Enterprise license. Usage without proper license is prohibited. To obtain it contact sales@dhtmlx.com
+Copyright UAB Dinamenta http://www.dhtmlx.com
+*/
+
+window.dhtmlxSlider = window.dhtmlXSlider;
+
+dhtmlXSlider.prototype.setOnChangeHandler = function(fun) {
+	if (typeof fun == "function") {
+		this.attachEvent("onChange", fun);
+	}
+};
+
+dhtmlXSlider.prototype.init = function() {
+	// no longer used
+};
+
+dhtmlXSlider.prototype.setImagePath = function() {
+	// no longer used
+};
+