improved navigation bar flexibility

CSS of default template modified. The navigation bar get rid of
fixed width definitions which will guarantee improved behaviour
on small browser windows. Not everyone uses 1600x1200 ;-)

darcs-hash:20050513183057-7ef76-b9077fa8a994beaaf7b0cff2c16be20deb57a96e.gz

tpl/default/layout.css

@@ -60,12 +60,10 @@
 
 .bar-left {
 	float:left;
-  width:50%;
 }
 
 .bar-right {
 	float:right;
-  width:50%;
   text-align:right;
 }