function yanzheng(val) {
return val.replace(/(^\s*)|(\s*$)/g, "");
}
return val.replace(/(^\s*)|(\s*$)/g, "");
}
function Inputchecking() {
var account = document.getElementById("txt_ACCOUNT");
var account = document.getElementById("txt_ACCOUNT");
if (yanzheng(account.value) == "") {
alert('请输入账号');
account.focus();
return false;
alert('请输入账号');
account.focus();
return false;
}else{
return true;
}