functionuuid(){vars=[];varhexDigits="0123456789abcdef";for(vari=0;i<36;i++){s[i]=hexDigits.substr(Math.floor(Math.random()*0x10),1);}s[14]="4";//bits12-15ofthetime_hi_and_versionfieldto0010s[19]=hexDigits.substr((s[19]&0x3)|0x8,1);//bits6-7oftheclock_seq_hi_and_reservedto01s[8]=s[13]=s[18]=s[23]="-";varuuid=s.join("");returnuuid;}
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