function gradient(id, level)
{
    var box = document.getElementById(id);
    box.style.opacity = level;
    box.style.MozOpacity = level;
    box.style.KhtmlOpacity = level;
    box.style.filter = "alpha(opacity=" + level * 100 + ")";
    box.style.display="block";
    return;
}

function gradient1(id, level)
{
    var box = document.getElementById(id);
    box.style.opacity = level;
    box.style.MozOpacity = level;
    box.style.KhtmlOpacity = level;
    box.style.filter = "alpha(opacity=" + level * 100 + ")";
    box.style.display="block";
    return;
}


function fadein(id) 
{
    var level = 0;
    while(level <= 1)
    {
        setTimeout( "gradient('" + id + "'," + level + ")", (level* 1000) + 10);
        level += 0.01;
    }
}

function fadein1(id)
{
    var level = 0;
    while(level <= 1)
    {
        setTimeout( "gradient1('" + id + "'," + level + ")", (level* 1000) + 10);
        level += 0.01;
    }
}


// Open the lightbox


function openbox(formtitle, fadin)
{
    var box = document.getElementById('box');
    //alert("----"+box);
 
    document.getElementById('filter').style.display='block';

    var btitle = document.getElementById('boxtitle');
    btitle.innerHTML = formtitle;
  
    if(fadin)
    {
        gradient("box", 0);
        fadein("box");
    }
    else
    {
        box.style.display='block';
    }
}

function openbox1(formtitle, fadin1)
{
    var box = document.getElementById('box1');
    document.getElementById('filter1').style.display='block';

    var btitle = document.getElementById('boxtitle1');
    btitle.innerHTML = formtitle;

    if(fadin1)
    {
        gradient1("box1", 0);
        fadein1("box1");
    }
    else
    {
        box.style.display='block';
    }
}


// Close the lightbox

function closebox()
{
    document.getElementById('box').style.display='none';
    document.getElementById('filter').style.display='none';
}

function closebox1()
{
    document.getElementById('box1').style.display='none';
    document.getElementById('filter1').style.display='none';
}

//client side checking For Registration Certificate No.

function check(){//alert("kk")
    var rc = document.getElementById("vatCstNo").value;
    // var passwd = document.getElementById("passwd").value;
    if(rc==null || rc==""){
        alert("Please ENTER VAT/CST RC NUMBER");
        document.getElementById("vatCstNo").focus();
        return false;
    }

    else{
        if(rc.match(/^\d+$/)) {
            if(rc.length!=11){
                alert("Registration Certificate No. must be 11 digit ");
                document.getElementById("vatCstNo").value="";
                document.getElementById("vatCstNo").focus();
                return false;

            }
            else
                return true;
        }
        else{
            alert("Registration No. does not allow character");
            document.getElementById("vatCstNo").value="";
            document.getElementById("vatCstNo").focus();
            return false;
        }
       
    }
}

function check1(){
    var trade = document.getElementById("tradeName").value;

    if(trade==null || trade==""){
        alert("Please ENTER Trade Name");
        document.getElementById("tradeName").focus();
        return false;
    }
else
    return true;
}