Only letters file text
$.fn.onlyLetters = function() {
return this.each(function() {
$(this).keypress(function(e) {
var key = e.charCode || e.keyCode || 0;
// allow backspace, tab, delete, arrows, letters, numbers and keypad numbers ONLY
return (
/^[a-z]+$/i.test(e.target.value) ||
key == 209 ||
key == 241 ||
key == 32 ||
key == 8 ||
key == 9 ||
key == 46 ||
//(key >= 37 && key <= 40) ||
//(key >= 48 && key <= 57) ||
(key >= 65 && key <= 90) ||
(key >= 96 && key <= 122));
})
})
};
$('#txt_name').onlyLetters();