function checked_clear(button_temp, str_value) {

    var str = document.getElementById('ctl00_ContentPlaceHolder1_HiddenField2').value;
    if (str != '' && str != null) {
        str = str + ',';
        str = str.replace(str_value + ',', '');
        if (str.substr(str.length - 1, 1) == ',') {
            str = str.substr(0, str.length - 1);
        }
    }
    document.getElementById('ctl00_ContentPlaceHolder1_HiddenField2').value = str;
    button_temp.disabled = true;
    document.getElementById("div" + str_value).style.display = "none";
    button_init();
}

function button_init() {
    var str_button = document.getElementsByName('button_1');
    var len = str_button.length;
    var str_button_temp;
    var ii = 0;
    for (var i = 0; i < len; i++) {
        if (str_button[i].disabled == false) {
            str_button_temp = str_button[i];
            ii++;
        }
    }

    if (ii == 1) {
        str_button_temp.style.display = "none";
    }
}