function _nl_ys_check() {
var keyword = document.getElementById('showkeycode261853').value;
if(keyword == null || keyword == "") {
alert("请输入你要检索的内容!");
return false;
}
if(window.toFF == 1) {
document.getElementById("lucenenewssearchkey261853").value = Simplized(keyword);
} else {
document.getElementById("lucenenewssearchkey261853").value = keyword;
}
var base64 = new Base64();
document.getElementById("lucenenewssearchkey261853").value = base64.encode(document.getElementById("lucenenewssearchkey261853").value);
new VsbFormFunc().disableAutoEnable(document.getElementById("showkeycode261853"));
return true;
}