var parentNum,childDiv;
function divDisplay(s,number)
{
    var i=0,j=s.valueOf(),k=0;
    parentNum=j;
    for(i=0,k=0;i<=number;i++,k++)
    {      
    	var show1 = document.getElementById('sub'+i);
    	var navi1 = document.getElementById('nav'+k);
    	if(show1)
    	{
    		
	    	if(j==i){ show1.style.display="block"; if(navi1) navi1.className="active"; }
	    	else{show1.style.display="none"; if(navi1) navi1.className=""; }
    	}
   } 
   if(childDiv)document.getElementById(childDiv).style.display="none";
}

function printpage()
  {
  window.print()
  }


 function showChild(tab, number, id) {
    divDisplay(tab, number);
    childDiv = id;
    if (document.getElementById(id)) {
        document.getElementById(id).style.display = "block";
        document.getElementById('sub' + parentNum).style.display = "none";
    }

}

function backToMain()
{
	if(document.getElementById(childDiv))
	{
	document.getElementById(childDiv).style.display="none";
	document.getElementById('sub'+parentNum).style.display="block";
	}

}

//Sys.WebForms.PageRequestManager.getInstance().add_beginRequest(BeginRequestHandler);
//Sys.WebForms.PageRequestManager.getInstance().add_endRequest(EndRequestHandler);
//function BeginRequestHandler(sender, args) {
//    var elem = args.get_postBackElement();
//    ActivateProgressContainer('visible', 'progresscontainer', 'sending...');
//}
//function EndRequestHandler(sender, args) {
//    ActivateProgressContainer('hidden', 'progresscontainer', '');
//}
//function ActivateProgressContainer(visstring, elem, msg) {
//    var adiv = $get(elem);
//    adiv.style.visibility = visstring;
//    adiv.innerHTML = msg;
//}