// JScript File
var response;
var index=1;
var Total;

function BindOnLoad()
{
    response=Tutorial.BindContent();
    if(!response.error)
    {
        var dsValue=response.value;
        Total=dsValue.Tables[0].Rows.length;
        
        var hdn=document.getElementById("hdnContent");
        var obj=document.getElementById("spnContents");
        if(dsValue != null && typeof(dsValue) == "object" && dsValue.Tables != null && dsValue.Tables[0].Rows.length > 0)
        {
            var btn = document.getElementById("lnkPrev");
            btn.disabled='disabled';
            var btn1 = document.getElementById("Button1");
            btn1.disabled='disabled';
            obj.innerHTML='';
            obj.innerHTML=dsValue.Tables[0].Rows[0].Content;
            hdn.value=0;
            
            document.getElementById("spnCurrent").innerHTML=index;
            document.getElementById("spnLast").innerHTML=Total;
            document.getElementById("spnCurrent1").innerHTML=index;
            document.getElementById("spnLast1").innerHTML=Total;
            
            if(dsValue.Tables[0].Rows.length == 1)
            {
                var btn = document.getElementById("lnkNext");
                btn.disabled='disabled';
                var btn1 = document.getElementById("Button2");
                btn1.disabled='disabled';
            }
        }
        else
        {
            obj.innerHTML='N/A';
        }
    }
}
function Next()
{
    //var response=Tutorial.BindContent();
    if(!response.error)
    {
        var dsValue=response.value;
        var hdn=document.getElementById("hdnContent");
        var obj=document.getElementById("spnContents");
        
        if(dsValue != null && typeof(dsValue) == "object" && dsValue.Tables != null)
        {
            var btn = document.getElementById("lnkPrev");
            btn.disabled=false;
            var btn1 = document.getElementById("Button1");
            btn1.disabled=false;
            var j=(parseInt(hdn.value))+1;
            if((j >= 0) && (j<dsValue.Tables[0].Rows.length))
            {
                obj.innerHTML='';
                obj.innerHTML=dsValue.Tables[0].Rows[j].Content;
                hdn.value=j;
                
                index=index+1;
                document.getElementById("spnCurrent").innerHTML=index;
                document.getElementById("spnLast").innerHTML=Total;
                document.getElementById("spnCurrent1").innerHTML=index;
                document.getElementById("spnLast1").innerHTML=Total;
                
                if(j==dsValue.Tables[0].Rows.length-1)
                {
                    var btn = document.getElementById("lnkNext");
                    btn.disabled='disabled';
                    var btn1 = document.getElementById("Button2");
                    btn1.disabled='disabled';
                }
            }
            else
            {
                var btn = document.getElementById("lnkNext");
                btn.disabled='disabled';
                var btn1 = document.getElementById("Button2");
                btn1.disabled='disabled';
            } 
        }

    }
}
function Prev()
{
    //var response=Tutorial.BindContent();
    if(!response.error)
    {
       
        var dsValue=response.value;
        var hdn=document.getElementById("hdnContent");
        var obj=document.getElementById("spnContents");
        
        if(dsValue != null && typeof(dsValue) == "object" && dsValue.Tables != null)
        {
            var j=(parseInt(hdn.value))-1;
            if((j >= 0) && (j<dsValue.Tables[0].Rows.length))
            {
            
                var btn = document.getElementById("lnkNext");
                btn.disabled=false;
                var btn1 = document.getElementById("Button2");
                btn1.disabled=false;
                obj.innerHTML='';
                obj.innerHTML=dsValue.Tables[0].Rows[j].Content;
                hdn.value=j;
                
               
                
                if(j==0)
                {
                    var btn = document.getElementById("lnkPrev");
                    btn.disabled='disabled';
                    var btn1 = document.getElementById("Button1");
                    btn1.disabled='disabled';
                }
            }
            else
            {
                var btn = document.getElementById("lnkPrev");
                btn.disabled='disabled';
                var btn1 = document.getElementById("Button1");
                btn1.disabled='disabled';
            }
                index=index-1;
                document.getElementById("spnCurrent").innerHTML=index;
                document.getElementById("spnLast").innerHTML=Total;
                document.getElementById("spnCurrent1").innerHTML=index;
                document.getElementById("spnLast1").innerHTML=Total;
        }
    }
}