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<? | |
function rgb2hsl( $rgb ) { | |
$rgb = trim($rgb, '#'); | |
if( strlen($rgb) == 6) | |
$rgb = str_split($rgb, 2); | |
elseif( strlen($rgb) == 3) | |
$rgb = array($rgb[0] . $rgb[0], $rgb[1] . $rgb[1], $rgb[2] . $rgb[2]); | |
foreach($rgb as &$value) | |
$value = hexdec($value) / 255; |
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/* bookmarklet for extracting rev=canonical if it exists, or simply notifying if one does not */ | |
(function(){ | |
var url=document.location; | |
var links=document.getElementsByTagName('link'); | |
var found=0; | |
for(var i = 0, l; l = links[i]; i++) { | |
if (l.getAttribute('rev') == 'canonical' || (/alternate short/).exec(l.getAttribute('rel'))) { | |
found=l.getAttribute('href'); | |
break; | |
} |