function ShowHide(which)
{
	if (!document.getElementById)
		return
	which = document.getElementById(which);
	if (which.style.display=="")
	{
		which.style.display="none";
		
	}
	else
	{
		which.style.display="";
	}	
}

function BindAudio()
{
    var nCurrentPage = document.getElementById('CurrentPageNo').value;
    document.getElementById('PageAudio').src = "../../Quran/Pages/Audios/" + nCurrentPage +".wma";
    HightlightSelection();
}

function HightlightSelection()
{
    var spnArray = document.getElementsByTagName("span");
	for (var index=0; index < spnArray.length; index++)
    {
        
        var spnid = spnArray[index].id
        if(spnid != '')
            document.getElementById(spnid).className = "txtbold";
        
    }
    
    var CurrentSelection = document.getElementById('CurrentSelection').value;
    if(CurrentSelection != "")
        document.getElementById('span'+CurrentSelection).className = "txthighlight";
     
     var nCurrentPage = document.getElementById('CurrentPageNo').value; 
     if(nCurrentPage < 10)
         nCurrentPage = nCurrentPage.substr(1)
     if( document.getElementById('href'+nCurrentPage) != null)
       document.getElementById('href'+nCurrentPage).className = "link-selected";
}

function BrowsePage()
{
    var Sel=document.getElementById('SelPage');
	var nPageNumber = Sel.options[Sel.selectedIndex].value;

    var szFileName = nPageNumber;
    if (nPageNumber < 10)
        szFileName = "0" + nPageNumber;
    document.getElementById('CurrentPageNo').value = szFileName;
    szFileName += ".gif";

    document.getElementById('imgPage').src = "../../Quran/Pages/Images/" + szFileName;

    document.getElementById('CurrentSelection').value = "Page";
    
    BindAudio();
    
    HightlightSelection();
   
}


function BindPage(which)
{
   document.getElementById('CurrentPageNo').value = which.value;
     __doPostBack('btnPaging','');
}

function Navigation(where)
{
   
   if(document.getElementById('CurrentSelection').value == "Surah")
   {
       var i = document.getElementById('SelSurah').value;
       if(where == 0)
        i--
       else
        i++
       document.getElementById('SelSurah').value = i;
       __doPostBack('btnSurah','');
   }
   else if(document.getElementById('CurrentSelection').value == "Parah")
   {
       var i = document.getElementById('SelParahs').value;
       if(where == 0)
        i--
       else
        i++
       document.getElementById('SelParahs').value = i;
       __doPostBack('btnParah','');
   }
   else if(document.getElementById('CurrentSelection').value == "Manzil")
   {
       var i = document.getElementById('SelManzil').value;
       if(where == 0)
        i--
       else
        i++
       document.getElementById('SelManzil').value = i;
       __doPostBack('btnManzil','');
   }
   else if(document.getElementById('CurrentSelection').value == "Page")
   {
       var i = document.getElementById('SelPage').value;
       if(where == 0)
        i--
       else
        i++
       document.getElementById('SelPage').value = i;
       __doPostBack('btnPage','');
   }
}
function Preview(value)
{
        URL = "PreviewPage.aspx?PageNumber="+value;	
		mywin = window.open(URL,"QuranPage","height=550,width=500,status=no,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes");	
}

function OpenWindow(which)
{
        alert(which.value);
        mywin = window.open(URL,"QuranPage","height=550,width=500,status=no,toolbar=no,menubar=no,location=no,scrollbars=yes,resizable=yes");	
}