// this validates the 2007 competition form
function validate(){
	
	if(document.getElementById('select').selectedIndex==0){
		
		alert('Please let us know where you would like to win tickets to.');
		
		document.getElementById('select').focus();
		
		return false;
	}
	
	if(isBlank(document.getElementById('Name').value)){
		
		alert('Please enter your name');
		
		document.getElementById('Name').focus();
		
		return false;
	}
	
	if(isBlank(document.getElementById('Address1').value)){
		
		alert('Please enter at least the first line of your address.');
		
		document.getElementById('Address1').focus();
		
		return false;
	}
	
	if(isBlank(document.getElementById('Postcode').value)){
		
		alert('Please enter your postcode.');
		
		document.getElementById('Postcode').focus();
		
		return false;
	}
	
	if(isBlank(document.getElementById('Email').value)){
		
		alert('Please enter your email address.');
		
		document.getElementById('Email').focus();
		
		return false;
	} else{
	
		if(!isEmail(document.getElementById('Email').value)){
			
			alert('Please enter a valid email address.');
		
			document.getElementById('Email').focus();
		
			return false;
		
		}
	}
	
	if(isBlank(document.getElementById('Where did you discover MMG?').value)){
		
		alert('Please tell us where you discovered MMG.');
		
		document.getElementById('Where did you discover MMG?').focus();
		
		return false;
	}
	
	if(isBlank(document.getElementById('Purchased at').value)){
		
		alert('Please tell us where you purchased MMG.');
		
		document.getElementById('Purchased at').focus();
		
		return false;
	}
	
	
	return true;	
}