function showHideNav(showThisID) {  

//     document.getElementById('h-admin').style.display='none';
//     document.getElementById('h-eth').style.display='none';
//     document.getElementById('h-fund').style.display='none';
//     document.getElementById('h-ris').style.display='none';

     if (document.getElementById(showThisID).style.display=='none') {
     document.getElementById(showThisID).style.display='';
    }
    else {
     document.getElementById(showThisID).style.display='none';
    }
} 


function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}


function submitForm(thisform) {
document.forms[thisform].submit();
}




function checkIBC(formname,login,passwd,ibcref) {

var logincheck = "true";
var passwdcheck = "true";
var ibcrefcheck = "true";
var mesg = "Please enter the following details: ";


	if (document.getElementById(login).value == "" || document.getElementById(login).value == null) {

		logincheck = "false";
		mesg = mesg + "Username";

	}	


	if (document.getElementById(passwd).value == "" || document.getElementById(passwd).value == null) {

	  if (logincheck == "false") {
		mesg = mesg + ",";

	  }

		passwdcheck = "false";
		mesg = mesg + " Password";


	}

	if (document.getElementById(ibcref).value == "" || document.getElementById(ibcref).value == null) {

	  if (logincheck == "false" || passwdcheck == "false") {
		mesg = mesg + " and ";

	  }

		ibcrefcheck = "false";
		mesg = mesg + "IBC Reference No.";
	
	}


	if (logincheck == "false" || passwdcheck == "false" || ibcrefcheck == "false") {


		alert(mesg);
		window.location.href = "http://www.monash.edu.au/researchoffice/biosafety/annual-reports.html";


	}
	else {


	submitForm(formname); 


	}


}