var fieldsArray = new Array ();
fieldsArray["country"] = "Country";
fieldsArray["region"]= "Region";
fieldsArray["title"] = "Title";
fieldsArray["first_name"] = "Full first names";
fieldsArray["surname"] = "Surname";
fieldsArray["contact_number"] = "Contact number";
fieldsArray["email"] = "Email";
//fieldsArray["Abstract paper (Yes of No)"] = "";

function checkForm () {
	var text = "";
	var firstFldMatch = "";	
	var fieldFlag = true;
	submitFrm = true;
	for (i=0; i < arguments.length; i++) {
		if (document.defaultFrm[arguments[i].name].value == "") {
			text += fieldsArray[arguments[i].name]+"\n";
			if (firstFldMatch == "") {
				firstFldMatch = arguments[i].name;
			}
			fieldFlag = false;
			submitFrm = false;
		}		
	}
	
	var radioFlag = false;
	obj = document.defaultFrm["abstract"];	
	for (i=0; i < obj.length; i++) {
		if (obj[i].checked) {
			radioFlag = true;
		}	
	}
	
	if (! radioFlag ) {
		text += "Abstract paper (Yes of No)"+"\n";
		submitFrm = false;
	}
	
	if (! submitFrm ) {
		alert("Please fill in the following fields:\n"+text);
		if(!fieldFlag) document.all[firstFldMatch].focus();
		if((fieldFlag) && !(radioFlag)) obj[0].focus();
	}
	return submitFrm;
}

function check_div (div, field) {
	obj = document.all[div];
	if (field.checked) {
		obj.style.display = "Block";
	}else {
		obj.style.display = "none";
	}
}