Minor runtime file updates.
diff --git a/runtime/syntax/css.vim b/runtime/syntax/css.vim
index a73836a..c569213 100644
--- a/runtime/syntax/css.vim
+++ b/runtime/syntax/css.vim
@@ -2,7 +2,7 @@
 " Language:	Cascading Style Sheets
 " Maintainer:	Claudio Fleiner <claudio@fleiner.com>
 " URL:		http://www.fleiner.com/vim/syntax/css.vim
-" Last Change:	2007 Nov 06
+" Last Change:	2010 Jul 28
 " CSS2 by Nikolai Weibull
 " Full CSS2, HTML4 support by Yeti
 
@@ -87,9 +87,9 @@
 syn keyword cssCommonAttr contained top bottom
 syn keyword cssCommonAttr contained medium normal
 
-syn match cssFontProp contained "\<font\>\(-\(family\|style\|variant\|weight\|size\(-adjust\)\=\|stretch\)\>\)\="
+syn match cssFontProp contained "\<font\(-\(family\|style\|variant\|weight\|size\(-adjust\)\=\|stretch\)\)\=\>"
 syn match cssFontAttr contained "\<\(sans-\)\=\<serif\>"
-syn match cssFontAttr contained "\<small\>\(-\(caps\|caption\)\>\)\="
+syn match cssFontAttr contained "\<small\(-\(caps\|caption\)\)\=\>"
 syn match cssFontAttr contained "\<x\{1,2\}-\(large\|small\)\>"
 syn match cssFontAttr contained "\<message-box\>"
 syn match cssFontAttr contained "\<status-bar\>"
@@ -102,7 +102,7 @@
 syn keyword cssFontAttr contained narrower wider
 
 syn keyword cssColorProp contained color
-syn match cssColorProp contained "\<background\(-\(color\|image\|attachment\|position\)\)\="
+syn match cssColorProp contained "\<background\(-\(color\|image\|attachment\|position\)\)\=\>"
 syn keyword cssColorAttr contained center scroll fixed
 syn match cssColorAttr contained "\<repeat\(-[xy]\)\=\>"
 syn match cssColorAttr contained "\<no-repeat\>"
diff --git a/runtime/syntax/sass.vim b/runtime/syntax/sass.vim
index 082ae71..879ff87 100644
--- a/runtime/syntax/sass.vim
+++ b/runtime/syntax/sass.vim
@@ -2,7 +2,7 @@
 " Language:	Sass
 " Maintainer:	Tim Pope <vimNOSPAM@tpope.org>
 " Filenames:	*.sass
-" Last Change:	2010 Jul 26
+" Last Change:	2010 Jul 28
 
 if exists("b:current_syntax")
   finish
@@ -17,8 +17,8 @@
 
 syn region sassDefinition matchgroup=cssBraces start="{" end="}" contains=TOP
 
-syn match sassProperty "\%([{};]\s*\|^\)\@<=[[:alnum:]-]\+:" contains=css.*Prop skipwhite nextgroup=sassCssAttribute contained containedin=sassDefinition
-syn match sassProperty "^\s*\zs\s\%([[:alnum:]-]\+:\|:[[:alnum:]-]\+\)"hs=s+1 contains=css.*Prop skipwhite nextgroup=sassCssAttribute
+syn match sassProperty "\%([{};]\s*\|^\)\@<=\%([[:alnum:]-]\|#{[^{}]*}\)\+:" contains=css.*Prop skipwhite nextgroup=sassCssAttribute contained containedin=sassDefinition
+syn match sassProperty "^\s*\zs\s\%(\%([[:alnum:]-]\|#{[^{}]*}\)\+:\|:[[:alnum:]-]\+\)"hs=s+1 contains=css.*Prop skipwhite nextgroup=sassCssAttribute
 syn match sassProperty "^\s*\zs\s\%(:\=[[:alnum:]-]\+\s*=\)"hs=s+1 contains=css.*Prop skipwhite nextgroup=sassCssAttribute
 syn match sassCssAttribute +\%("\%([^"]\|\\"\)*"\|'\%([^']\|\\'\)*'\|[^{};]\)*+ contained contains=@sassCssAttributes,sassVariable,sassFunction
 syn match sassDefault "!default\>" contained
@@ -34,7 +34,7 @@
 syn match sassFunction "\<\%(percentage\|round\|ceil\|floor\|abs\)\>(\@=" contained
 syn match sassFunction "\<\%(type-of\|unit\|unitless\|comparable\)\>(\@=" contained
 
-syn region sassInterpolation matchgroup=sassInterpolationDelimiter start="#{" end="}" contains=@sassCssAttributes,sassVariable,sassFunction containedin=cssStringQ,cssStringQQ
+syn region sassInterpolation matchgroup=sassInterpolationDelimiter start="#{" end="}" contains=@sassCssAttributes,sassVariable,sassFunction containedin=cssStringQ,cssStringQQ,sassCssAttribute,sassProperty
 
 syn match sassMixinName "[[:alnum:]_-]\+" contained nextgroup=sassCssAttribute
 syn match sassMixin  "^="               nextgroup=sassMixinName