var xmlHttp

function submission()
{ 
	resetErrors();
	if (checkAll()==false)
	{
		//document.getElementById("confirmText").setAttribute("class","submitDeny"); works in FF
		return;
	}

	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	var url="add_vocab.asp";
	var name = document.forms['form'].name.value;
	var def = document.forms['form'].def.value;
	var example = document.forms['form'].example.value;
	var user = document.forms['form'].user.value;
	url = url+"?name="+escape(name)+"&def="+escape(def)+"&example="+escape(example)+"&user="+escape(user);
	
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);

}

function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{
		document.getElementById("tablePrime").innerHTML=xmlHttp.responseText;
		document.forms['form'].name.value = "";
		document.forms['form'].name.focus();
		document.forms['form'].def.value = "";
		document.forms['form'].example.value = "";
		//document.getElementById("confirmText").setAttribute("class","submitConfirm");
		document.getElementById("confirmText").innerHTML="Your word has been submitted.";

	}
}

function GetXmlHttpObject()
{
	var xmlHttp=null;
	try
		{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
		}
	catch (e)
		{
		// Internet Explorer
		try
			{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
			}
		catch (e)
			{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
			}
		}
	return xmlHttp;
}






//****************************Validation*********************************

function capitalize(str)
{
	//Convert to at least semi-sentence
	var first; //first letter
	var rest; //the rest
	first = str.slice(0,1);
	rest = str.substring(1);
	first = first.toUpperCase();
	str = first.concat(rest);
	return str;
}

function checkAll() //PRIMARY
{
	var name = document.form.name.value;
	var def = document.form.def.value;
	var example = document.form.example.value;
	var user = document.form.user.value;
	
	if (name==null || name=="" || name.length<3)
	{
		document.getElementById("nameImg").src="image/arrowRtU.gif";
		document.getElementById("nameError").innerHTML="A word or phrase of at least three characters is required.";
		document.form.name.focus();
		return false;
	}
	else if (def==null || def=="" || def.length<3)
	{
		document.getElementById("defImg").src="image/arrowRtU.gif";
		document.getElementById("defError").innerHTML="An entry of at least three characters is required.";
		document.form.def.focus();
		return false;
	}
	else if (example==null || example=="" || example.length<3)
	{
		document.getElementById("exampleImg").src="image/arrowRtU.gif";
		document.getElementById("exampleError").innerHTML="An entry of at least three characters is required.";
		document.form.example.focus();
		return false;
	}
	/*
	//Check example punctuatation
	var last;
	last = example.slice(-1);
	if (last!="." || last!="!" || last!="?" ) //if no ending punctuation
	{
		example = example.concat("."); //add a period
	}
	*/
	//Capitalize
	document.form.name.value = capitalize(name);
	document.form.example.value = capitalize(example);
	if (user==null || user=="")
	{
		document.form.user.value = "Anonymous";
	}
		return true;

}

function resetErrors()
{
	document.getElementById("nameImg").src="image/arrowNone.gif";
	document.getElementById("defImg").src="image/arrowNone.gif";
	document.getElementById("exampleImg").src="image/arrowNone.gif";
	document.getElementById("userImg").src="image/arrowNone.gif";
	document.getElementById("nameError").innerHTML="";
	document.getElementById("defError").innerHTML="";
	document.getElementById("exampleError").innerHTML="";
	document.getElementById("userError").innerHTML="";
	return;
}