JS generates random Colors

var shine=0.8;

vararrays = [' [255,182,193,0.8] ', ' [144,238,144,0.8] ', ' [255,235,205,0.8] ', ' [240,128,128,0.8] ', ' [255,186,0,0.8] ', ' [ 255,225,189,0.8] ', ' [227,229,241,0.8] ', ' [248,228,239,0.8] ', ' [223,237,224,0.8] ', ' [249,236,191,0.8] '];functionRandomcolor (random,size) {if(size==2){        if(shine<1) {a--; if(a==0) {Shine=parsefloat (Shine) +0.2; } Arrays=[' [255,182,193, ' +shine+ '] ', ' [144,238,144, ' +shine+ '] ', ' [255,235,205, ' +shine+ '] ', ' [240,128,128, ' +shine+ '] ', ' [ 255,186,0, ' +shine+ ', ', ' [255,225,189, ' +shine+ '] ', ' [227,229,241, ' +shine+ '] ', ' [248,228,239, ' +shine+ '] ', ' [ 223,237,224, ' +shine+ '] ', ' [249,236,191, ' +shine+ '] ']; }    }Else if(size==3){        if(shine>0.2) {a--; if(a==0) {Shine= (shine-0.2). toFixed (1); } Arrays=[' [255,182,193, ' +shine+ '] ', ' [144,238,144, ' +shine+ '] ', ' [255,235,205, ' +shine+ '] ', ' [240,128,128, ' +shine+ '] ', ' [ 255,186,0, ' +shine+ ', ', ' [255,225,189, ' +shine+ '] ', ' [227,229,241, ' +shine+ '] ', ' [248,228,239, ' +shine+ '] ', ' [ 223,237,224, ' +shine+ '] ', ' [249,236,191, ' +shine+ '] '];    }            }; //var arrays = [' [123,104,238,0.5] ', ' [0,255,255,0.5] ', ' [0,250,154,0.5] ', ' [0,255,0,0.5] ', ' [255,255,0,0.5] ', ' [ 255,165,0,0.5] ', ' [178,34,34,0.5] ', ' [148,0,211,0.5] ', ' [255,250,205,0.5] ', ' [255,215,0,0.5] '];    //var r = Math.floor (Math.random () *256);    //var g = Math.floor (Math.random () *256);    //var b = Math.floor (Math.random () *256);    returnArrays[random];//"[" +r+ "," +g+ "," +b+ ", 0.7]";}

JS generates random Colors