function typeofservice_other() {

	var typeofservice = document.getElementById('typeofservice').value;
	if (typeofservice == 17) {
		//document.getElementById('typeofservice_tr').style.display = "none";
		document.getElementById('service_option_tr').style.visibility = "visible";
		document.getElementById('service_option').disabled = false;
	}
	else {
		//document.getElementById('typeofservice_tr').style.display = "block";
		document.getElementById('service_option_tr').style.visibility = "hidden";
		document.getElementById('service_option').disabled = true;
	}
}

///////////////////////////////////////////////////////////////////////
function showdlselector() {
	var corslevel = document.getElementById('corslevel').value;
	for(var i=1; i<=4; i++) {
		document.getElementById('deadline' + i).style.display='none';
		document.getElementById('deadline' + i).disabled = true;
	}
	if (corslevel == '') {
		document.getElementById('deadline0').style.display='block';
		return;
	}

	document.getElementById('deadline0').style.display='none';
	document.getElementById('deadline' + corslevel).style.display='block';
	document.getElementById('deadline' + corslevel).disabled = false;
	if (prevlvl != 0) {
		document.getElementById('deadline' + corslevel).selectedIndex = document.getElementById('deadline' + prevlvl).selectedIndex;
	}
	prevlvl = corslevel;
}

/////////////////////////////////////////////////////////////////////////
function total_charge() {
	//function to calculate total charges
	var corselevel = document.getElementById('corslevel').value;
	var percent = document.getElementById('percent').value;
	var coupon_code = document.getElementById('coupon_code').value;
	if (percent != '') {
		document.getElementById('discount_div').innerHTML = 'Coupon '+ coupon_code +' will be applied,<br /> when you`ll submit the form.<br /> You will get ' + percent + '% discount.';
	}
	try {
		var deadline_selected_val = document.getElementById('deadline'+document.getElementById('corslevel').value).value;
	}
	catch(err) {
		return;
	}
	if (corselevel == "") {
		document.getElementById('totcharg').value = "0.00";
		document.getElementById('totcharg_span').innerHTML = "Select course level first!";
		return;
	}
	if (deadline_selected_val == "")
	{
		document.getElementById('totcharg').value = "0.00";
		document.getElementById('totcharg_span').innerHTML = "Please select Deadline first.";
		try {
			document.getElementById('delivered_time').innerHTML = 'Please select deadline first.';
		}
		catch(err) {
			return;
		}

		return;
	}
	var pagesreq = document.getElementById('pagesreq').value;
	if (pagesreq == "")
	{
		document.getElementById('totcharg').value = "0.00";
		document.getElementById('totcharg_span').innerHTML = "#of Pages Required cannot be zero";
		return;
	}
	//package value
	var price = prices[deadline_selected_val];
	//	alert('corselevel '+corselevel+'\n'+'dlselectref '+deadline_selected_val+'\n'+'price '+price+'\n'+'papers '+pagesreq);
	var totcharg = round_decimals(price * pagesreq, 2);
	if (!isNaN(totcharg))
	{
		document.getElementById('totcharg').value = totcharg;
		if (percent != '') {
			var discount_value = round_decimals(totcharg * percent / 100, 2);
			var end_price = round_decimals(totcharg - discount_value, 2);
			document.getElementById('discount_div').innerHTML = 'Coupon '+ coupon_code +' will be applied,<br /> when you`ll submit the form.<br /> You will get ' + percent + '% discount ($' + discount_value + ').';
			document.getElementById('totcharg_span').innerHTML = '<strong>$' + totcharg + ' - $' + discount_value + ' = $' + end_price + '</strong>'
		}
		else {
			document.getElementById('totcharg_span').innerHTML = '$' + totcharg;
		}
	}
	document.getElementById('deadline').value = document.getElementById('deadline'+document.getElementById('corslevel').value).value;

	try {
		count_date_finished();
	}
	catch (err) {
		return;
	}
}
///////////////////////////////////////////////////////////////////////////////////////////////
function res_populateFarea()
{
	var fareaEle = document.getElementById("cmbCourse");
	var roleEle = document.getElementById("cmbDeadline");
	
	var selI = fareaEle.selectedIndex;
		
	// Remove existing elements from role
	
	roleEle.length = 0;
	
	var opt = new Option();
	
	opt.text = "Select";
	opt.value = "-1";
	 opt.selected = true
	roleEle[0] = opt;

	if (fareaEle.value != "-1")
	{
				
		var sp = fareaEle[selI].value.split("}");
		var sp1 = sp[1].split("|");
				
		for (var i = 0; i < sp1.length; i++)
		{
			
			var sp2 = sp1[i].split("#");
			var opt = new Option();
			opt.text = sp2[0];
			opt.value = sp2[1];
			roleEle[i] = opt;
						
		}
		
	}
document.getElementById("divTotal").innerHTML ="Please select Deadline first."
}
//////////////////////////////////////////////////////////////////
function onload_populateFarea(de)
{

	
	var fareaEle = document.getElementById("cmbCourse");
	var roleEle = document.getElementById("cmbDeadline");
	
	var selI = fareaEle.selectedIndex;
		
	// Remove existing elements from role
	roleEle.length = 0;
	
	var opt = new Option();
	opt.text = "Select";
	opt.value = "-1";
	opt.selected = true
	roleEle[0] = opt;

	if (fareaEle.value != "-1")
	{
				
		var sp = fareaEle[selI].value.split("}");
		var sp1 = sp[1].split("|");
				
		for (var i = 0; i < sp1.length; i++)
		{
			
			var sp2 = sp1[i].split("#");
			var opt = new Option();
			opt.text = sp2[0];
			opt.value = sp2[1];
			if (de ==sp2[1])  opt.selected = true
			roleEle[i] = opt;
						
		}
		
	}

fnGetamount()
}
/////////////////////////////////////////////////////////////////////////////////
function fnLogin()
{
var err;
err=0;


if (document.frmLogin.txtOrderno.value=="")
{
err=1;
alert("please enter the Order no!!!")
document.frmLogin.txtOrderno.focus()

}
else if(isNaN(document.frmLogin.txtOrderno.value))
{
err=1;
alert('Enter Numeric Value in order number!!!');
document.frmLogin.txtOrderno.focus();

}
else if (document.frmLogin.txtEmailidivalue=="")
{
err=1;
alert("please enter the email")
document.frmLogin.txtEmailid.focus()

}
if (document.frmLogin.txtEmailid.value != "")
	{
	if (!((/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.frmLogin.txtEmailid.value))))
						
						{
							err=1;
							
							alert("Please enter a valid E-mail Address!!!");
							document.frmLogin.txtEmailid.focus()
							return false;
						}

	} 

if (err==0)
{
document.frmLogin.action="order_detail.asp"
document.frmLogin.submit()
}
}

function countwords() {


	var pagesreq = document.frmLogin.txtNoPages.value;

	if (!isNaN(pagesreq))
	{
		document.getElementById('words').innerHTML = pagesreq * 275;
		document.getElementById('words').innerHTML = "(# of words ="+ document.getElementById('words').innerHTML +")"

		fnGetamount();
	}
	else
	{
		document.getElementById('words').innerHTML = "";
	}
}