function open_window(link,w,h) {
    var win = "width="+w+",height="+h+",menubar=no,location=no,resizable=yes,scrollbars=yes";
    newWin = window.open(link,'newWin',win);
    newWin.focus();
}
function confirmDelete() {
    temp = window.confirm('Are you sure you want to unsubscribe?');
    if (temp) {
        window.location="index.php?killuser=yes";
    };
}
function validate() {
    if (document.form1.email.value.length<1) {
        alert("Please input your e-mail");
        return false;
    };
    if (document.form1.email.value == 'Email') {
        alert("Please input your e-mail");
        return false;
    };
    return true;
}
function validate_disc() {
    if (document.formD.nick.value.length<1) {
        alert("Please input your nickname");
        return false;
    };

    if (document.formD.topic.value.length<1) {
        alert("Please input post subject");
        return false;
    };

    return true;
}
function validate_search() {

    if (document.Sform.price1.value!="" && ((document.Sform.price1.value < 0) || isNaN(document.Sform.price1.value))) {
        alert("Price should be a positive number");
        return false;
    };
    if (document.Sform.price2.value!="" && ((document.Sform.price2.value < 0) || isNaN(document.Sform.price2.value))) {
        alert("Price should be a positive number");
        return false;
    };

    return true;
}
function go(url) {
    document.location.href=url;

}