function SetDis() {

var theTAC = getElement('TAC');	
var theSubmit = getElement('submitReg');	

theTAC.checked = false;
theSubmit.disabled = true;

}

var TACon = false;

function TACClick () {
		
	var theSubmit = getElement('submitReg');
		
	if (TACon == false) {
		theSubmit.disabled = false;
		TACon = true;
	} else {
		theSubmit.disabled = true;
		TACon = false;
	}
	
}

function OffFieldAjax(fieldID) {
	
	OffField(fieldID);
	
		var FieldContents = getElement(fieldID).value;
		
		if (FieldContents.length > 0) {
	
		random_num = (Math.round((Math.random()*400)+1))
	
               var the_url = 'ajaxCheck.php?n='+random_num+'&f='+fieldID+'&v='+FieldContents;
               makeHttpRequest(the_url, 'outputCheck', true);	
			   
		}
	
	
}

function outputCheck (xmldoc) {
	
   var resultTXT = xmldoc.getElementsByTagName('text');
   
   resultText = resultTXT[0].firstChild.nodeValue.toString();	

	var split_array = resultText.split(",");
	
	var resultCode = split_array[0].replace("\n", "");
	var resultField = split_array[1].replace("\n", "");
	
	if (resultCode > 0) {
		OnField(resultField, '#ff0000');
		showhint('Already being used.', getElement(resultField), '130px', '-3px');
	}
	
}