// JavaScript Document



function isEmpty(val){
                if(!val.value){
                                return false;
                }
                return true;
}

function isValidEmail(val) {
                val = val.value;
                return (val.indexOf(".") > 0) && (val.indexOf("@") > 0);
 
}



function checkcompetition() { 


var comptype = document.getElementById('comptype').value;
var name = document.getElementById('name');
var email = document.getElementById('email');
var answer1 = document.getElementById('answer1');
if(!isEmpty(name)){
                               name.focus();								
                               document.getElementById('nameerror').style.display = '';
                                return false;
                } else { 
				
				document.getElementById('nameerror').style.display = 'none';
				
				}
				
				
if(!isValidEmail(email)){
                                email.focus();
                               document.getElementById('emailerror').style.display = '';
                                return false;
                }	else { 
				
				 document.getElementById('emailerror').style.display = 'none';
				
				}
				
	if(comptype == 1) { 
	
	if(!isEmpty(answer1)){
                               answer1.focus();								
                               document.getElementById('answererror').style.display = '';
                                return false;
                } else { 
				
				 document.getElementById('answererror').style.display = 'none';
				
				}
	
	
	}


 return true;

}