SCSS: mixin for css3 transition

gistfile1.scss

// usage: @include transition(width, .1s, ease-in-out, 0);
// transition: [transition-property] [transition-duration] [transition-timing-function] [transition-delay];
@mixin transition ($property, $duration, $timing, $delay) {
    -webkit-transition-property: $property;
    -webkit-transition-duration: $duration;
    -webkit-transition-timing-function: $timing;
    -webkit-transition-delay: $delay;
    -moz-transition-property: $property;
    -moz-transition-duration: $duration;
    -moz-transition-timing-function: $timing;
    -moz-transition-delay: $delay;
    transition-property: $property;
    transition-duration: $duration;
    transition-timing-function: $timing;
    transition-delay: $delay;
}