var x2=x1+c;
var x2i=x2.toFixed(2);
var y2=y1+ci;
var y2i=y2.toFixed(2);//52.23
var arrayX2=new Array();
arrayX2.push(y2i);
var arrayX2=new Array();
arrayX2.push(y2i);

alert(arrayX2.length);

localStorage.setItem(x2i,arrayX2);

alert(localStorage.getItem(x2i).length));

localStorage.setItem(x2i,JSON.stringify(arrayX2));