<!--
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

/***********************************************
* Disable "Enter" key in Form script- By Nurul Fadilah(nurul@REMOVETHISvolmedia.com)
* This notice must stay intact for use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/
                
function handleEnter (field, event) {
		var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
		if (keyCode == 13) {
			var i;
			for (i = 0; i < field.form.elements.length; i++)
				if (field == field.form.elements[i])
					break;
			i = (i + 1) % field.form.elements.length;
			field.form.elements[i].focus();
			return false;
		} 
		else
		return true;
	}      
	
function checkall(form, element, check, start, end)
{    // flip check? kijk of eerste element checked is en draai deze om    
     check =  !(document.getElementById(form+'['+element+']['+start+']').checked == check);     
     for (var i=start; i <= end; i++)    
     {   document.getElementById(form+'['+element+']['+i+']').checked = check;    
	 }
}

//-->