Asp.net js melaksanakan kemahiran pemformatan_javascript jumlah

//======Semak sama ada input ialah nombor
semak fungsi() {
jika (!((window.event.keyCode >= 48 && window.event.keyCode <= 57) || window.event.keyCode == 46 || window.event.keyCode == 45)) {
          window.event.keyCode = 0
}
}
//======Formatkan jumlah kotak teks
function run(obj) {
var objvalue = obj.value.replace(/[,]/g, ""),
        objlength = objvalue.length,
        dtmp = objvalue.indexOf("."),
         neg = objvalue.indexOf("-");
var inttmp = 0,
floattmp = -1;
Jika (dtmp != -1) {
inttmp = dtmp == 0 ? "0" : new String(objvalue).substring(0, dtmp);
floattmp = String(objvalue) baharu.substring(dtmp 1, objlength 1);
floattmp = floattmp.replace(/[^0-9]/g, "");
}
lain {
inttmp = objvalue;
}
Jika (neg == 0) {
         inttmp = inttmp.replace(/[-]/g, "");
}
inttmp = inttmp.replace(/[^0-9]/g, "");
var tmp = "", str = "0000";
untuk (; inttmp.length > 3; ) {
        var temp = String baharu(inttmp / 1000);
Jika (temp.indexOf(".") == -1) {
            tmp = ",000" tmp;
inttmp = temp;
}
         lain {
              var le = new String(temp).split(."")[1].length;
               tmp = "," new String(temp).split(".")[1] str.substring(0, 3 - le) tmp;
             inttmp = Rentetan(temp).split(."")[0];
}
}
inttmp = inttmp tmp;
Obj.value = neg == 0 ? "-" inttmp running(floattmp) : inttmp running(floattmp);
}
//======Susun bahagian perpuluhan
fungsi berjalan(val) {
Jika (val != "-1" && val != "") {
          var valvalue = 0 "." val;
Jika (val.length >= 2) {
              valvalue = parseFloat(valvalue).toFixed(2);
}
         var temp = "." valvalue.split(".")[1];
         suhu balik;
}
​ else if (val != "0" && val == "") {
         kembalikan ".";
}
lain {
         kembalikan "";
}
}