function trim(str){ //删除左右两端的空格
	return str.replace(/(^\s*)|(\s*$)/g, "");
}

function switchLang(from,to) {
    var currentStr = window.location.href;
    currentStr = currentStr.replace("/" + from + "/", "/" + to + "/");
    window.location.href = currentStr;
}

var shopListTable="shopListTable1";
function changeList(target){
	if(target!=shopListTable){
		document.getElementById(target).style.display='';
		document.getElementById(shopListTable).style.display='none';
		//$(target).setStyles({display:''});
		//$(shopListTable).setStyles({display:'none'});
		shopListTable=target;
	}
}

function checkprofiles(obj){

	if(obj.name.value==''){
		alert("請輸入用户姓名!");
		obj.name.focus();
		return false;
	}
	
	if((trim(obj.password1.value)!='')&&(trim(obj.password2.value)!='')){
		if(obj.password2.value!=obj.password1.value){
			alert("兩次輸入密碼不相等!");
			obj.password1.value='';
			obj.password2.value='';
			obj.password1.focus();
			return false;
		}
	}
	
	if(obj.email.value==''){
		alert("請輸入電郵地址!");
		obj.email.focus();
		return false;
	}
	
	if(obj.tel.value==''){
		alert("請輸入聯絡電話!");
		obj.tel.focus();
		return false;
	}
	var fav_product_str='';
	var flag1=0;
	var fav_product = document.getElementsByName("fav_product[]");         
	for (var i = 0; i < fav_product.length; i++){                
		if(fav_product[i].checked ==true){
			fav_product_str+='1,';
			flag1=1;
		}else{
			fav_product_str+='0,';
		}
	}
	if(flag1==1){
		document.getElementById('fav_product_str').value=fav_product_str;		
	}else{
		alert('至少選擇一項最喜愛的數碼產品!');
		return false;
	}
	
	var flag2=0;
	var fav_brand_str='';
	var fav_brand = document.getElementsByName("fav_brand[]");         
	for (var i = 0; i < fav_brand.length; i++){                
		if(fav_brand[i].checked ==true){
			fav_brand_str+='1,';
			flag2=1;
		}else{
			fav_brand_str+='0,';
		}
	}
	if(flag2==1){
		document.getElementById('fav_brand_str').value=fav_brand_str;	
	}else{
		alert('至少選擇一項最喜愛的數碼品牌!');
		return false;
	}
	
	
	var fav_way_str='';
	var flag3=0;
	var fav_way = document.getElementsByName("fav_way[]");         
	for (var i = 0; i < fav_way.length; i++){                
		if(fav_way[i].checked ==true){
			fav_way_str+='1,';
			flag3=1;
		}else{
			fav_way_str+='0,';
		}
	}
	if(flag3==1){
		document.getElementById('fav_way_str').value=fav_way_str;	
	}else{
		alert('至少選擇一項從何途徑得悉始創數碼城!');
		return false;
	}
	return true;
}

function $(obj){
	document.getElementById(obj);
}
	

function checkEmail(parameter){
	//var temp =document.getElementById(parameter); 	
	var myreg = /^([a-zA-Z0-9]+[-|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[-|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;
	if(parameter.value!="")
	{
		if(!myreg.test(parameter.value))
		{
		alert("請輸入正確的電郵地址!")
		parameter.value="";
		parameter.focus();
		return false;
		}else{
			return true;
		}
	}
}


function checkReg(obj){

	if(obj.name.value==''){
		alert("請輸入用户姓名!");
		obj.name.focus();
		return false;
	}
	
	if(obj.account.value==''){
		alert("請輸入用戶名稱!");
		obj.account.focus();
		return false;
	}
	if(obj.password1.value==''){
		alert("請輸入密碼!");
		obj.password1.focus();
		return false;
	}
	if(obj.password2.value==''){
		alert("請輸入确定密碼!");
		obj.password2.focus();
		return false;
	}
	if(obj.password2.value!=obj.password1.value){
		alert("兩次輸入密碼不相等!");
		obj.password1.value='';
		obj.password2.value='';
		obj.password1.focus();
		return false;
	}
	
	if(obj.email.value==''){
		alert("請輸入電郵地址!");
		obj.email.focus();
		return false;
	}
	
	if(obj.tel.value==''){
		alert("請輸入聯絡電話!");
		obj.tel.focus();
		return false;
	}
	
	var fav_product_str='';
	var flag1=0;
	var fav_product = document.getElementsByName("fav_product[]");         
	for (var i = 0; i < fav_product.length; i++){                
		if(fav_product[i].checked ==true){
			fav_product_str+='1,';
			flag1=1;
		}else{
			fav_product_str+='0,';
		}
	}
	if(flag1==1){
		document.getElementById('fav_product_str').value=fav_product_str;		
	}else{
		alert('至少選擇一項最喜愛的數碼產品!');
		return false;
	}
	
	var flag2=0;
	var fav_brand_str='';
	var fav_brand = document.getElementsByName("fav_brand[]");         
	for (var i = 0; i < fav_brand.length; i++){                
		if(fav_brand[i].checked ==true){
			fav_brand_str+='1,';
			flag2=1;
		}else{
			fav_brand_str+='0,';
		}
	}
	if(flag2==1){
		document.getElementById('fav_brand_str').value=fav_brand_str;	
	}else{
		alert('至少選擇一項最喜愛的數碼品牌!');
		return false;
	}
	
	
	var fav_way_str='';
	var flag3=0;
	var fav_way = document.getElementsByName("fav_way[]");         
	for (var i = 0; i < fav_way.length; i++){                
		if(fav_way[i].checked ==true){
			fav_way_str+='1,';
			flag3=1;
		}else{
			fav_way_str+='0,';
		}
	}
	if(flag3==1){
		document.getElementById('fav_way_str').value=fav_way_str;	
	}else{
		alert('至少選擇一項從何途徑得悉始創數碼城!');
		return false;
	}
	return true;
}



function checkSendmail(obj){
	if(obj.name.value==''){
		alert("請輸入你的姓名!");
		obj.name.focus();
		return false;
	}
	if(obj.email.value==''){
		alert("請輸入你的電郵!");
		obj.email.focus();
		return false;
	}
	if(obj.message.value==''){
		alert("請輸入你的訊息!");
		obj.message.focus();
		return false;
	}
	return true;
}

function dologin(){
	document.forms['login'].submit();
}