function checkAndSubmit(fieldsToCheck, formName){

	var errors = 0;
	
	for (var index = 0; index < fieldsToCheck.length; index++){
	
		if(getObject(fieldsToCheck[index]).value.length == 0){
		
	  		errors++;	
			
			if(errors == 1){
				
				getObject(fieldsToCheck[index]).focus();
				
			}
			
			getObject(fieldsToCheck[index]).style.border="1px solid #CC0000";
			getObject(fieldsToCheck[index]).style.background="#FFF9F9";	
	
		}
	}
	
	if(errors == 0){
	
		document.forms[formName].submit();
	
	}else{

		alert('U dient ten minste de rood gemarkeerde velden in te vullen.');

	}

}

function getObject(veld){
	
		return document.getElementById(veld);
	
}