diff --git a/list_t/list_t.h b/list_t/list_t.h
index 96c4de8..dccfdf6 100644
--- a/list_t/list_t.h
+++ b/list_t/list_t.h
@@ -70,6 +70,9 @@ GENERATE_LIST_ALL(TYPE_PTR)
 #define FOR_LIST_FORM_END(type, var_list)\
   for(move_current_to_end_list_##type(var_list); var_list->current_list; decrement_list_##type(var_list))
 
+#define ABS(x) ((x)>0) ? (x) : (-1*(x))
+		
+
 
 #define IMPLEMENTATION_LIST(type)\
   \
@@ -146,20 +149,20 @@ GENERATE_LIST_ALL(TYPE_PTR)
       var_list->current_index = var_list->size - 1;\
     }*/\
     long from_current_index = var_list->current_list->index - index; \
-    size_t abs_cur_diff = abs(from_current_index); \
-    size_t array_diff_index[3]  = {index, abs_cur_diff , var_list->size - 1 - index}; \
-    size_t index_nearest = ARG_MIN_ARRAY_TYPE_SIZE_T(array_diff_index, 3);\
+    long abs_cur_diff = ABS(from_current_index); \
+    long array_diff_index[3]  = {index, abs_cur_diff , var_list->size - 1 - index}; \
+    long index_nearest = ARG_MIN_ARRAY_TYPE_SIZE_T(array_diff_index, 3);\
     if(index_nearest == 0){\
       var_list->current_list = var_list->begin_list;\
-      for(size_t i=0; i<array_diff_index[0]; ++i) var_list->current_list = (var_list->current_list)->next; \
+      for(long i=0; i<array_diff_index[0]; ++i) var_list->current_list = (var_list->current_list)->next; \
     }\
     else if(index_nearest == 2){\
       var_list->current_list = var_list->end_list;\
-      for(size_t i=0; i < array_diff_index[2]; ++i) var_list->current_list = (var_list->current_list)->preview; \
+      for(long i=0; i < array_diff_index[2]; ++i) var_list->current_list = (var_list->current_list)->preview; \
     }else if(from_current_index >= 0) \
-      for(size_t i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->preview; \
+      for(long i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->preview; \
     else  \
-      for(size_t i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->next; \
+      for(long i=0; i < array_diff_index[1]; ++i) var_list->current_list = (var_list->current_list)->next; \
       \
     var_list->current_index = index;\
     if(list_in_index) *list_in_index = var_list->current_list;\