function changelocation(optype){
	
	
	var form = document.usersform;
	var pagelocation = 1;
	
	if (form.usertype[0].checked && optype == 1){ // student login
		pagelocation = 3;
	}
	
	if (form.usertype[0].checked && optype == 2){ // student register
		pagelocation = 4;
	}
		
	if (form.usertype[1].checked && optype == 1){ // tutor login
		pagelocation = 1;
	}
	
	if (form.usertype[1].checked && optype == 2){ // tutor register
		pagelocation = 2;
	}
	
	if (!form.usertype[0].checked && !form.usertype[1].checked) {
		alert("Please select your user type!");
		return false;		
	}
	
	// alert(location);
	
	switch (pagelocation) {
		case 1: form.action = "http://www.hometutors.org.uk/tutor_login.html"; form.submit(); break;
		case 2: form.action = "http://www.hometutors.org.uk/tutor_registration.html"; form.submit(); break;
		case 3: form.action = "http://www.hometutors.org.uk/student_login.html"; form.submit(); break;
		case 4: form.action = "http://www.hometutors.org.uk/student.php?file=wb_student_register"; form.submit(); break;
		
	}
}

function changelocationloggedin(optype) {
	
	var form = document.usersform;
		
	var pagelocation = 5;
		
	if (optype == 3) { // tutor control panel
		pagelocation = 5;
	}
	
	if (optype == 4) { // tutor logout
		pagelocation = 5;
	}
	
	//alert(pagelocation);
	
	switch (pagelocation) {
		case 5: form.action = "index.php?file=wb_tutor_login_success"; form.submit(); break; // tutor control panel
		case 6: form.action = "logout.html"; form.submit(); break; // tutor logout		
	}
}

function setCursorLinks(Element) {
	no_browser = detectBrowserLinks();
	
	if(no_browser == 1) {
		Element.style.cursor = "hand";
		
	}else if(no_browser == 0) {
		Element.style.cursor = "pointer";
		
	}else {
		exit();
	}
}

function detectBrowserLinks() {

	var browser=navigator.appName;
	var b_version=navigator.appVersion;
	var version=parseFloat(b_version);

	if ((browser=="Netscape") && (version>=4))  {
		return 0;		
	}else if((browser == "Microsoft Internet Explorer") && (version >=4 )) {
		return 1;
	}else {
	  	return 2;
	}
}