Issue 172. if circular:false the "prev page" action now does have "disable" class initially

Author: tipiirai

README.md

@@ -1,6 +1,4 @@
 [jQuery Tools](http://flowplayer.org/tools/) - The Missing UI library for the Web
 ================================
 
-jQuery Tools is a collection of the most important user-interface components for modern websites. Used by large sites all over the world.
-
-I
+jQuery Tools is a collection of the most important user-interface components for modern websites. Used by large sites all over the world.

src/scrollable/scrollable.js

@@ -240,6 +240,10 @@
 					}
 				}, 1);
 			}); 
+			
+			if (!conf.initialIndex) {
+				prev.addClass(conf.disabledClass);	
+			}
 		}
 
 		// mousewheel support