function printContent(ID) {
var window_print = window.open("","printer","");
var content = document.getElementById(ID).innerHTML;
window_print.document.open();
window_print.document.write('');
window_print.document.write(content);
window_print.document.write('');
window_print.document.write('');
window_print.document.close();
window_print.focus();
}