function validate1()
	{

	if(navigator.appName == "Netscape")
		{var browser = "window.document.classform.";}
	else
		{var browser = "classform.";}

	if (eval(browser + "email.value") == "" )
		{
			alert("You have not entered your class email address");
			eval(browser + "email.focus()");
			return;
		}
				
	eval(browser + "submit()");
	}


function validate2()
	{

	if(navigator.appName == "Netscape")
		{var browser = "window.document.teacform.";}
	else
		{var browser = "teacform.";}

	if (eval(browser + "email.value") == "" )
		{
			alert("You have not entered your teacher email address");
			eval(browser + "email.focus()");
			return;
		}
				
	eval(browser + "submit()");
	}