function validate() {
		if (document.form.parentsnames.value == '') {
    		document.form.parentsnames.focus();
       		alert('Please enter the name of a parent.')
       		return false;
       	}

		if (document.form.fname.value == '') {
    		document.form.fname.focus();
       		alert('Please enter students first name.')
       		return false;
       	}

		if (document.form.lname.value == '') {
    		document.form.lname.focus();
       		alert('Please enter students last name.')
       		return false;
       	}

		if (document.form.address.value == '') {
    		document.form.address.focus();
       		alert('Please enter an address.')
       		return false;
       	}

		if (document.form.phonenumber.value == '') {
    		document.form.phonenumber.focus();
       		alert('Please enter a phone number.')
       		return false;
       	}
	
		if (document.form.age.value == '') {
    		document.form.age.focus();
       		alert('Please enter students age.')
       		return false;
       	}

		if (document.form.psswd.value == '') {
    		document.form.psswd.focus();
	       	alert('Please choose a password.')
       		return false;
       	}

   		document.form.submit();
   	}
   	
   	function login() {

		if (document.form.fname.value == '') {
    		document.form.fname.focus();
       		alert('Please enter the students first name.')
       		return false;
	    }
		
		if (document.form.lname.value == '') {
    		document.form.lname.focus();
       		alert('Please enter the students last name.')
       		return false;
	    }
		
   		document.form.submit();
	}

	
	function validateLogin(){
			
		if (document.form.fname.value == '') {
    		document.form.fname.focus();
       		alert('Please enter the students first name.')
       		return false;
       	}
		
		if (document.form.lname.value == '') {
    		document.form.lname.focus();
       		alert('Please enter the students last name.')
       		return false;
       	}
		
		if (document.form.pass.value == '') {
    		document.form.pass.focus();
       		alert('Please enter a password.')
       		return false;
       	}
		
   		document.form.submit();
   			
   				
	}