// JavaScript Document

//checkt of de velden zijn ingevuld
function check_Form(formulier, fields, description) {
	
	d = document.forms [formulier];
	var errors = "";
	
	for (i=0;i<fields.length;i++){ 
		data_field = fields[i];
		if(d [data_field].length && d [data_field].type!="select-one") { // radio or checkbox and no select?
			array_errors = true;
			for (y=0;y<d [data_field].length;y++) { // get options
				if(d [data_field][y].checked == true) {
					array_errors = false;
				}
			}
			if(array_errors != false){
				errors += "- "+description[i]+"\n";
			}
		}		
		else { 
			if(d [data_field].value == "") {
				errors += "- "+description[i]+"\n";
			}
		}
	}
	if(errors) {
		alert("De volgende veld(en) zijn nog niet ingevuld:\n"+errors);
		return false;
	}
	else {
		return true;
	}
}