, :
function textSelect(inp, s, e) {
e = e || s;
if (inp.createTextRange) {
var r = inp.createTextRange();
r.collapse(true);
r.moveEnd('character', e);
r.moveStart('character', s);
r.select();
}else if(inp.setSelectionRange) {
inp.focus();
inp.setSelectionRange(s, e);
}
}
12- :
textSelect(document.getElementById('theInput'), 12);
:
textSelect(document.getElementById('theInput'), 12, 15);