Change value element

/* Using Javascript Injector exteensions chrome
And insert code
Case date "YYYY-mm-dd" to "dd-mm-YYYY"
*/


var tampilTanggal = document.getElementById("TGL_LHRx");
    var thn   = tampilTanggal.innerHTML.substring(0, 4);
    var bln   = tampilTanggal.innerHTML.substring(5, 7);
    var tgl   = tampilTanggal.innerHTML.substring(8, 10);
    var tanggal = tgl + '-' + bln + '-' + thn;
tampilTanggal.innerHTML = tanggal;