diff --git a/rounding.scad b/rounding.scad
index 9afd352..2b5ddb5 100644
--- a/rounding.scad
+++ b/rounding.scad
@@ -976,7 +976,6 @@ function offset_sweep(
         height = one_defined([l,h,height], "l,h,height", dflt=u_add(bottom_height,top_height)),
         middle = height-bottom_height-top_height
     )
-  echo(height=height)
     assert(height>0, "Height must be positive") 
     assert(middle>=0, str("Specified end treatments (bottom height = ",bottom_height,
                           " top_height = ",top_height,") are too large for extrusion height (",height,")"
diff --git a/strings.scad b/strings.scad
index 26be635..be287de 100644
--- a/strings.scad
+++ b/strings.scad
@@ -34,7 +34,7 @@ function _substr(str,pos,len,substr="") =
     _substr(str, pos+1, len-1, str(substr, str[pos]));
 
 
-// Function suffix()
+// Function: suffix()
 // Usage:
 //   suffix(str,len)
 // Description:
@@ -726,7 +726,7 @@ function str_pad(str,length,char=" ",left=false) =
   left ? str(padding,str) : str(str,padding);
 
 
-// Function str_replace_char()
+// Function: str_replace_char()
 // Usage:
 //   newstr = str_replace_char(str, char, replace)
 // Description: