function textCounter(field, countfield, maxlimit) 
{
if (field.value.length > maxlimit) // if too long...trim it!
field.value = field.value.substring(0, maxlimit);
// otherwise, update 'characters left' counter
else 
countfield.value = maxlimit - field.value.length;
}

function validate_petition(){
	if(document.getElementById('naam').value.match(/^\s*$/)){
		document.getElementById('naam').focus();
		
		document.getElementById('result').innerHTML='<div class="emsg">Your name is required</div>';
		return false;
	}
	
	if(!document.getElementById('e_mail').value.match(/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/)){
		document.getElementById('e_mail').focus();
		document.getElementById('result').innerHTML='<div class="emsg">Valid E-mail address required</div>';
		return false;
	}
	
	startFormProcess();
}

function validate_tell_a_friend(tell){
	
		if(document.getElementById('your_name').value.match(/^\s*$/)){
			document.getElementById('your_name').focus();
			document.getElementById('tell_result').innerHTML='<div class="emsg">Your name is required</div>';
			return false;
		}
		
		if(!document.getElementById('your_mail').value.match(/^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/)){
			document.getElementById('your_mail').focus();
			document.getElementById('tell_result').innerHTML='<div class="emsg">Valid E-mail address required</div>';
			return false;
		}
		
		if(document.getElementById('friends_email_adrs').value.match(/^\s*$/)){
			document.getElementById('friends_email_adrs').focus();
			document.getElementById('tell_result').innerHTML='<div class="emsg">Valid E-mail address(es) required</div>';
			return false;
		}
	
	
	startFormProcess('tell_result');
}

//Begin Form process///////////////////////////////////////////////////////////////////////

function startFormProcess(resultaat_id){	
	document.getElementById(resultaat_id).innerHTML = '<div id="form_process"><img src="images/loader.gif" /></div>';
	document.getElementById('form_process').style.visibility = 'visible';
	return true;
}

function stopFormProcess(success,resultaat_id,message){	
	if (success == 1){	
		document.getElementById(resultaat_id).innerHTML ='<div class="msg">'+message+'<\/div>';	
	}else {
		document.getElementById(resultaat_id).innerHTML ='<div class="emsg">'+message+'<\/div>';	
	}
	return true;
}

//End form process////////////////////////////////////////////////////////////////////////////