// JavaScript Document
function checkso(){
	var so = document.getElementById('so');
	if (so.value=='' || so.value=='Input Item No.'){
		alert('Please Input Item No.');
		so.focus();
		return false;
	}
}
function checkq(){
	var name = document.getElementById('name');
	if (name.value==''){
		alert('Account cannot is empty!');
		name.focus();
		return false;
	}
	var pwd = document.getElementById('pwd');
	if (pwd.value==''){
		alert('Password cannot is empty!');
		pwd.focus();
		return false;
	}
	var total = document.getElementById('total');
	if (total.value=='' || total.value<10){
		alert("Quantity can't for empty, and not less than 10!");
		total.focus();
		return false;
	}
}
function gai()
{
if(acc.style.color!='red')
acc.style.color='red';
else
acc.style.color='green';
}