http://forum.forumactif.com/t311585-mettre-un-avatar-gravatar-aleatoire-aux-membres-sans-avatar

56.js

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function _h(e){function i(a,b){var c,d,e,f,g;e=a&2147483648;f=b&2147483648;c=a&1073741824;d=b&1073741824;g=(a&1073741823)+(b&1073741823);if(c&d)return g^2147483648^e^f;return c|d?g&1073741824?g^3221225472^e^f:g^1073741824^e^f:g^e^f}function j(a,b,c,d,e,f,g){a=i(a,i(i(b&c|~b&d,e),g));return i(a<<f|a>>>32-f,b)}function k(a,b,c,d,e,f,g){a=i(a,i(i(b&d|c&~d,e),g));return i(a<<f|a>>>32-f,b)}function l(a,b,d,c,e,f,g){a=i(a,i(i(b^d^c,e),g));return i(a<<f|a>>>32-f,b)}function m(a,b,d,c,e,f,g){a=i(a,i(i(d^(b|
~c),e),g));return i(a<<f|a>>>32-f,b)}function n(a){var b="",d="",c;for(c=0;c<=3;c++)d=a>>>c*8&255,d="0"+d.toString(16),b+=d.substr(d.length-2,2);return b}var f=[],o,p,q,r,a,b,c,d,e=function(a){for(var a=a.replace(/\r\n/g,"\n"),b="",d=0;d<a.length;d++){var c=a.charCodeAt(d);c<128?b+=String.fromCharCode(c):(c>127&&c<2048?b+=String.fromCharCode(c>>6|192):(b+=String.fromCharCode(c>>12|224),b+=String.fromCharCode(c>>6&63|128)),b+=String.fromCharCode(c&63|128))}return b}(e),f=function(a){var b,c=a.length;
b=c+8;for(var d=((b-b%64)/64+1)*16,e=Array(d-1),f=0,g=0;g<c;)b=(g-g%4)/4,f=g%4*8,e[b]|=a.charCodeAt(g)<<f,g++;e[(g-g%4)/4]|=128<<g%4*8;e[d-2]=c<<3;e[d-1]=c>>>29;return e}(e);a=1732584193;b=4023233417;c=2562383102;d=271733878;for(e=0;e<f.length;e+=16)o=a,p=b,q=c,r=d,a=j(a,b,c,d,f[e+0],7,3614090360),d=j(d,a,b,c,f[e+1],12,3905402710),c=j(c,d,a,b,f[e+2],17,606105819),b=j(b,c,d,a,f[e+3],22,3250441966),a=j(a,b,c,d,f[e+4],7,4118548399),d=j(d,a,b,c,f[e+5],12,1200080426),c=j(c,d,a,b,f[e+6],17,2821735955),
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d=l(d,a,b,c,f[e+4],11,1272893353),c=l(c,d,a,b,f[e+7],16,4139469664),b=l(b,c,d,a,f[e+10],23,3200236656),a=l(a,b,c,d,f[e+13],4,681279174),d=l(d,a,b,c,f[e+0],11,3936430074),c=l(c,d,a,b,f[e+3],16,3572445317),b=l(b,c,d,a,f[e+6],23,76029189),a=l(a,b,c,d,f[e+9],4,3654602809),d=l(d,a,b,c,f[e+12],11,3873151461),c=l(c,d,a,b,f[e+15],16,530742520),b=l(b,c,d,a,f[e+2],23,3299628645),a=m(a,b,c,d,f[e+0],6,4096336452),d=m(d,a,b,c,f[e+7],10,1126891415),c=m(c,d,a,b,f[e+14],15,2878612391),b=m(b,c,d,a,f[e+5],21,4237533241),
a=m(a,b,c,d,f[e+12],6,1700485571),d=m(d,a,b,c,f[e+3],10,2399980690),c=m(c,d,a,b,f[e+10],15,4293915773),b=m(b,c,d,a,f[e+1],21,2240044497),a=m(a,b,c,d,f[e+8],6,1873313359),d=m(d,a,b,c,f[e+15],10,4264355552),c=m(c,d,a,b,f[e+6],15,2734768916),b=m(b,c,d,a,f[e+13],21,1309151649),a=m(a,b,c,d,f[e+4],6,4149444226),d=m(d,a,b,c,f[e+11],10,3174756917),c=m(c,d,a,b,f[e+2],15,718787259),b=m(b,c,d,a,f[e+9],21,3951481745),a=i(a,o),b=i(b,p),c=i(c,q),d=i(d,r);return(n(a)+n(b)+n(c)+n(d)).toLowerCase()};
 
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