var req;
function getXMLHTTPObj()
{
    var C = null;
    try{
        C = new ActiveXObject("Msxml2.XMLHTTP");
    } catch(e) {
        try {
            C = new ActiveXObject("Microsoft.XMLHTTP");
        } catch(sc) {
            C = null;
        }
    }

    if( !C && typeof XMLHttpRequest != "undefined" )
    {
        C = new XMLHttpRequest();
    }

    return C;
}

function sendRequest(params) {
    req = getXMLHTTPObj();
    if (req) {
        req.onreadystatechange=onReadyStateChange;
        req.Open("post","/_commons/Userlogin.jsp?"+params,true);
        req.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
        req.send(params);
    }
}

function onReadyStateChange(){
    var ready=req.readyState;
    var data=null;
    if (ready ==4) {
        data = req.responseText;
        if (data.indexOf("nologin") == -1) {
            document.getElementById("biz_user_login").style.display="block";
            document.getElementById("biz_user_login").innerHTML = data;
            document.getElementById("biz_user_login_form").style.display="none";
        }
    }
}

/*function check(form) {
    var params = "name=" + form.username.value + "&pass=" + form.password.value;
    sendRequest(params);
}

function checklogin(form){
    var userName = form.username.value;
    var passWord = form.password.value;
    if(userName==""){
        alert("请输入用户名！");
        return false;
    }
    if(passWord == ""){
        alert("请输入密码！");
        return false;
    }

    return true;
}*/

function checklogin(markid) {
    req = getXMLHTTPObj();
    if (req) {
        req.onreadystatechange=onReadyStateChange;
        req.open("POST", "/_commons/checklogin.jsp?markid="+markid);
        req.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
        req.send(null);
    }
}

function checkLoginForm(){
    var userName = document.loginForm.username.value;
    var passWord = document.loginForm.password.value;
    if(userName==""){
        alert("请输入用户名！");
        return false;
    }
    if(passWord == ""){
        alert("请输入密码！");
        return false;
    }

    return true;
}

function checkCommonTable(ctrlname, OnlyOne)
{
    if(OnlyOne==1)
    {
        if(ctrlname.value!="")
        {
            if( !isFloat( ctrlname.value ) )
            {
                alert("请填写正确的数量\n Please fill in the exact quantity ");
                //				ctrlname.focus();
                return false;
            }
            else if(ctrlname.value<=0)
            {
                alert("数量必须大于零\nThe minimum is 1");
                //				ctrlname.focus();
                return false;
            }
            return true;
        }
        else
        {
            alert("请填写数量\nPlease enter the quantity");
            //			ctrlname.focus();
            return false;
        }
    }
    else
    {
        //		alert("do more");
        var bAllEmpty=true;
        for( tmp=0;tmp<ctrlname.length; tmp++)
        {
            if(ctrlname[tmp].value!="")
            {
                bAllEmpty=false;
                if( !isFloat( ctrlname[tmp].value ) )
                {
                    alert("请填写正确的数量\nPlease fill in the exact quantity ");
                    //					ctrlname[tmp].focus();
                    return false;
                }
                else if(ctrlname[tmp].value<=0)
                {
                    alert("数量必须大于零\nThe minimum is 1");
                    //					ctrlname[tmp].focus();
                    return false;
                }
            }
        }
        if(bAllEmpty==true)
        {
            alert("请填写数量\nPlease enter the quantity");
            //			ctrlname[0].focus();
            return false;
        }
    }
    return true;
}

/*This function removes all spaces from a string
 Example Trim(' Me And You ') returns 'MeAndYou'
 */
//function Trim(Untrimmed)
//	{
//	var Trimmed = ''
//	for (var i = 0; i < Untrimmed.length; i++)
//	{
//		if (Untrimmed.charCodeAt(i)!=32)
//		{
//			Trimmed += Untrimmed[i]
//		}
//	}
//
//	return Trimmed
//}

function validpassword( pass1, pass2 )
{
    var allValid = true;

    if( trim(pass1)=="" )
    {
        alert("请输入新密码！");
        return false;
    }

    if( trim(pass2)=="" )
    {
        alert("请确认密码！");
        return false;
    }

    if (pass1.indexOf(" ") != -1) {
        alert("密码中包括空格，请输入新密码！");
        return false;
    }

    if (pass2.indexOf(" ") != -1) {
        alert("确认密码中包括空格，请输入确认密码！");
        return false;
    }

    if( pass1.length < 4 )
    {
        alert("密码长度至少4个字符！");
        return false;
    }

    if( pass1.length != pass2.length )
    {
        alert("两次输入的密码长度不一致！");
        return false;
    }
    for(i=0;i<pass1.length;i++)
    {
        if( pass1.charAt(i) != pass2.charAt(i) )
        {
            alert("两次输入的密码不一致!");
            allValid = false;
            break;
        }
    }
    return allValid;
}

function InputValid(d_input,d_notnull, d_type,d_limited, d_low, d_up,d_str)
{
    if ( d_input.length >1 )
    {
        var obj = trim(d_input.value);
        var m;
        m = d_input.length;
        m = m.toString();

        for( var i=0; i<m ; i++ )
        {
            if( !InputValid_A( obj[i],d_notnull, d_type,d_limited, d_low, d_up,d_str ) )
            {
                return (false);
            }
        }
    }
    else
    {
        if ( !InputValid_A( d_input,d_notnull, d_type,d_limited, d_low, d_up,d_str ) )
            return false;
    }
    return true;
}


function InputValid_A( d_input,d_notnull, d_type,d_limited, d_low, d_up,d_str )
{
    // not null
    if ( d_notnull==1 && trim(d_input.value).length ==0 )
    {
        alert(" 必须输入" + d_str );
        d_input.focus();
        return (false);
    }

    // "int"
    if (d_type=="int")
    {
        if ( !isInt(trim(d_input.value)))
        {
            alert( d_str+ " 只能是数字");
            d_input.focus();
            return (false);
        }
        if  ( d_limited==1 && !(d_low<=trim(d_input.value) && trim(d_input.value) <= d_up))
        {
            alert(d_str+ "的值必须在"+ d_low + " 到 "+ d_up +"之间.");
            d_input.focus();
            return (false);
        }
        return true;
    }

    // ">0"
    if (d_type=="select"){
        if ( (trim(d_input.value))==0){
            alert( " 选择"+d_str+"!");
            d_input.focus();
            return (false);
        }
        return true;
    }


    // "float"
    if (d_type=="float")
    {
        if ( !isFloat(trim(d_input.value)))
        {
            alert( d_str+" 只能输入数字及小数点" );
            d_input.focus();
            return (false);
        }
        if  ( d_limited==1 && !( d_low <=trim(d_input.value) && trim(d_input.value) <= d_up))
        {
            alert(d_str+ "的值必须在"+ d_low + " 到 "+ d_up +"之间");
            d_input.focus();
            return (false);
        }
        return true;
    }

    // "string"
    if (d_type=="string")
    {
        if  (d_limited==1 && !(d_low<=trim(d_input.value).length && trim(d_input.value).length <= d_up))
        {
            alert(d_str+ " 的长度必须在 "+ d_low + " 和"+ d_up +" 之间。");
            d_input.focus();
            return (false);
        }
        return (true);
    }

    // "date"
    if (d_type=="date")
    {
        if ( (!isDate(trim(d_input.value))) || (trim(d_input.value).length != 10) )
        {
            alert("请在"+d_str+"处输入如下的日期形式：2000-08-08");
            d_input.focus();
            return (false);
        }
        return (true);
    }

    // "email"
    if (d_type=="email")
    {
        if (d_notnull==0 && trim(d_input.value).length==0) return (true);
        if ( !isEmail(trim(d_input.value)))
        {
            alert("请在 "+d_str+"处输入正确的Email地址。");
            d_input.focus();
            return (false);
        }
        return (true);
    }

    // "fax"
    if (d_type=="fax")
    {
        //is int
        if ( !isFax(trim(d_input.value)))
        {
            alert(d_str+" 只能输入数字和'- '");
            d_input.focus();
            return (false);
        }
        //limit
        if  ( d_limited==1 && !(d_low<=trim(d_input.value).length && trim(d_input.value).length <= d_up))
        {
            alert(d_str+ "的长度只能在 "+ d_low + " 和 "+ d_up +" 之间.");
            d_input.focus();
            return (false);
        }
        return true;
    }

    // auto
    if (d_type=="auto")
    {
        //limit
        if  ( trim(d_input.value)==0 )
        {
            alert( "请输入 " + d_str );
            return (false);
        }
        return true;
    }


    // "zip"
    if (d_type=="zip")
    {
        if ( !isInt(trim(d_input.value)))
        {
            alert(d_str+" 只能是数字");
            d_input.focus();
            return (false);
        }
        if  ( d_limited==1 ){
            if ( (d_low == d_up)&& (trim(d_input.value).length != d_low) ) {
                alert( d_str+ "的长度只能是 "+ d_low +" 位." );
                d_input.focus();
                return (false);
            }
            else {
                if ( (d_low < trim(d_input.value).length && trim(d_input.value).length < d_up))
                {
                    alert(d_str+ "的长度只能在 "+ d_up +" 位以内.");
                    d_input.focus();
                    return (false);
                }
            }
        }
        return true;
    }

    return (true);
}


function isInt( d_int)
{
    var checkOK = "0123456789-x,";
    var checkStr = d_int;
    var allValid = true;
    var decPoints = 0;
    var allNum = "";
    for (i = 0;  i < checkStr.length;  i++)
    {
        ch = checkStr.charAt(i);
        for (j = 0;  j < checkOK.length;  j++)
            if (ch == checkOK.charAt(j))
                break;
        if (j == checkOK.length)
        {
            allValid = false;
            break;
        }
        if (ch != ",")
            allNum += ch;
    }
    return (allValid)
}

function isFloat( d_float)
{
    var checkOK = "0123456789-,.";
    var checkStr = d_float;
    var allValid = true;
    var decPoints = 0;
    var allNum = "";
    for (i = 0;  i < checkStr.length;  i++)
    {
        ch = checkStr.charAt(i);
        for (j = 0;  j < checkOK.length;  j++)
            if (ch == checkOK.charAt(j))
                break;
        if (j == checkOK.length)
        {
            allValid = false;
            break;
        }
        if ( (ch == '-') && (i!=0) )
        {
            allValid = false;
            break;
        }
        if (ch != ",")
            allNum += ch;
        if (ch == ".")
            decPoints += 1;
    }
    if ( decPoints > 1 )
    {
        allValid = false;
    }
    return (allValid)
}

function isDate( d_date)
{
    var checkStr = d_date;

    for (i = 0;  i < checkStr.length;  i++)
    {
        ch = checkStr.charAt(i);
        if ((i==4) || (i==7))
        {
            if ( ch!='-' )
            {
                return (false);
            }
        }
        else
        {
            if (ch<'0' || ch > '9')
            {
                return (false);
            }
            if ( (i==5 && ch>'1')||(i==8 && ch>'3') ) {
                return (false);
            }
        }
    }
    return (true);
}

function isEmail( d_email)
{
    var checkStr = d_email;
    var emailtag = false;
    var emaildot=0
    var emailat=0

    if (checkStr.length<7) return (false);

    for (i = 0;  i < checkStr.length;  i++)
    {
        ch = checkStr.charAt(i);

        if (ch=='@') emailat++;
        if (ch=='.') emaildot++;
    }

    if (( emailat==1 ) && ( emaildot>=1 ))
    {
        emailtag = true;
    }
    return (emailtag);
}

function isFax( d_int)
{
    var checkOK = "0123456789 -()";
    var checkStr = d_int;
    var allValid = true;
    var decPoints = 0;
    var allNum = "";

    for (i = 0;  i < checkStr.length;  i++)
    {
        ch = checkStr.charAt(i);
        for (j = 0;  j < checkOK.length;  j++)
            if (ch == checkOK.charAt(j))
                break;
        if (j == checkOK.length)
        {
            allValid = false;
            break;
        }
        if (ch != ",")
            allNum += ch;
    }
    return (allValid)
}

function trim(str)
{
    var i;

    i=0;
    while (i<str.length && str.charAt(i)==' ') i++;
    str=str.substr(i);
    i=str.length-1;
    while (i>=0 && str.charAt(i)==' ') i--;
    str=str.substr(0,i+1);

    return str
}
function Do_po_Change(form){
    var num, n, i, m, num2;
    num= GetObjID('Class1ID');
    num2 = GetObjID('Sort');
    m = document.Table.elements[num].selectedIndex-1;
    n = document.Table.elements[num2].length;
    for(i = n - 1; i >= 0; i--)
        document.Table.elements[num2].options[i] = null;

    if (m>=0) {
        for(i = 0; i < po_detail_show[m].length; i++){
            NewOptionName = new Option(po_detail_show[m][i], po_detail_value[m][i]);
            document.Table.elements[num2].options[i] = NewOptionName;
        }
        document.Table.elements[num2].options[i-1].selected = true;
    }
}

function GetObjID(ObjName)
{
    for (var ObjID=0; ObjID < window.Table.elements.length; ObjID++)
        if ( window.Table.elements[ObjID].name == ObjName )
        {  return(ObjID);
            break;
        }
    return(-1);
}

function relationlayer(l1,l2,flag){
    if(flag==1){
        l1_text=l1.options[l1.selectedIndex].value
        var f2=l2.options[l2.selectedIndex].value
        var f2_s=f2.split("_")
        l2_text=f2_s[0]
        if(l2_text!=l1_text){

            thecount=l2.options.length
            for(var i=0;i<thecount;i++){

                f2=l2.options[i].value
                f2_s=f2.split("_")
                l2_text=f2_s[0]

                if(l2_text==l1_text){

                    l2.options[i].selected=true
                    break;
                }
            }
        }
    }
    else{

        var f2=l2.options[l2.selectedIndex].value
        var f2_s=f2.split("_")
        l2_text=f2_s[0]
        thecount=l1.options.length
        for(var i=0;i<thecount;i++){
            l1_text=l1.options[i].value

            if(l2_text==l1_text){
                l1.options[i].selected=true
                break;
            }
        }
    }
}

function layer(l1,l2){
    l1_text=l1.options[l1.selectedIndex].value
    var f2=l2.options[l2.selectedIndex].value
    var f2_s=f2.split("&")
    l2_text=f2_s[1]
    if(l2_text!=l1_text){
        thecount=l2.options.length
        for(var i=0;i<thecount;i++){
            f2=l2.options[i].value
            f2_s=f2.split("&")
            l2_text=f2_s[1]

            if(l2_text==l1_text){
                l2.options[i].selected=true
                break;
            }
        }
    }
}