function checksubmit()
{
	var payment = false;
	for (counter = 0; counter < document.form1.payment.length; counter++)
	{
		if (document.form1.payment[counter].checked)
		payment = true; 
	}
	
	var text = "";
	if(get("request_id") == "")
	{
		text += "Please enter request id.\n";
	}
	if(get("contact_person") == "")
	{
		text += "Please enter name.\n";
	}
	if(!checkMail(get("email")))
	{
		text += "Please enter valid e-mail address.\n";
	}
	if(get("contact_no") == "")
	{
		text += "Please enter telephone no.\n";
	}
	if(get("address") == "")
	{
		text += "Please enter address.\n";
	}
	if(get("description") == "")
	{
		text += "Please enter description.\n";
	}
	//if(get("weight") == "")
	//{
	//	text += "Please enter weight.\n";
	//}
	//if(!payment)
	//{
	//	text += "Please select payment mode.\n";
	//}
	if(get("code") == "")
	{
		text += "Please enter verification code.\n";
	}
	
if(text != "")
	{
		alert(text);
		return false;
	}
	else
	{
		return true;
	}
}

function get(id)
{
	return document.getElementById(id).value;
}

function checkMail(x)
{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x))
	{
		return 1;
	}
	else 
	{
		return 0;
	}
}