function checkform(){

var name = query_grinding.name.value
var email = query_grinding.email.value
var number = query_grinding.contact_no.value
var type = query_grinding.feed_type.value
var hardness = query_grinding.feed_hardness.value
var feed_size = query_grinding.feed_size.value
var product_size = query_grinding.product_size.value
var production = query_grinding.production.value
var processes = query_grinding.processes.value

if (name == "")
{
	alert("Please enter your name");
	query_grinding.name.focus();
	return false;
}

if (email == "")
	{
		alert("Please enter your email address");
		query_grinding.email.focus();
		return false;
	}

if (number == "")
	{
		alert("Please enter a contact number");
		query_grinding.contact_no.focus();
		return false;
	}


	if (type == "")
	{
		alert("Please enter the feed material type");
		query_grinding.feed_type.focus();
		return false;
	}
        if (hardness == "")
	{
		alert("Please enter the feed material hardness");
		query_grinding.feed_hardness.focus();
		return false;
	}

	if (feed_size == "")
	{
		alert("Please enter the feed material size and distribution");
		query_grinding.feed_size.focus();
		return false;
	}
	
	if (product_size == "")
	{
		alert("Please enter the required product size and distribution");
		query_grinding.product_size.focus();
		return false;
	}
	
	if (production == "")
	{
		alert("Please enter the dry tons per hour production");
		query_grinding.production.focus();
		return false;
	}
	
	if (processes == "")
	{
		alert("Please enter the downstream processes from milling");
		query_grinding.processes.focus();
		return false;
	}
	
if (email.indexOf("@",0) == -1 || email.indexOf(".",0) == -1)
	{
		alert("The email address is not valid.  Please check and enter again");
		query_grinding.email.select();
		query_grinding.email.focus();
		return false;
	}

if (confirm("You entered \""+email+"\" as your email address. Is that correct?"))
return true
else{
query_grinding.email.focus()
return false
}



return true;
}