function Button_1_onClicked() {
if (TextEditBox_getValue("TextEditBox_1") == "") {
try {
window.alert("Please input the keyword to search.");
} catch (err) {
window.alert('"Please input the keyword to search."');
}
} else {
goToPage(2);

}
}
addHandler(document.getElementById("Button_1"), "click", Button_1_onClicked);