function checkForm() {
    for (i = 0; i < document.forms['orderForm'].elements['orderImages[][imagename]'].length; i++) {
		if (document.forms['orderForm'].elements['orderImages[][imagename]'][i].checked == true) {
			var is_imagename = '1';	
		}		
		if (document.forms['orderForm'].elements['orderImages[' + i + '][format1]'].checked == true && document.forms['orderForm'].elements['orderImages[' + i + '][format1_count]'].value >= '1') {
			var is_format1 = '1';	
		}		
		if (document.forms['orderForm'].elements['orderImages[' + i + '][format2]'].checked == true && document.forms['orderForm'].elements['orderImages[' + i + '][format2_count]'].value >= '1') {
			var is_format2 = '1';	
		}
	}

    if (is_imagename == '1' && is_format1 == '1' && is_format2 == '1') {
    	document.orderForm.submit();
    } else
    {
		showMessage('overlay_message');
    }
}

function checkOrder() {
    if (document.forms['orderForm'].elements['name'].value != '' && document.forms['orderForm'].elements['lastname'].value != '' && document.forms['orderForm'].elements['street'].value != '' && document.forms['orderForm'].elements['nr'].value != '' && document.forms['orderForm'].elements['zip'].value != '' && document.forms['orderForm'].elements['city'].value != '' && document.forms['orderForm'].elements['birthday'].value != '' && document.forms['orderForm'].elements['email'].value != '' && document.forms['orderForm'].elements['terms'].checked == true) {
		document.orderForm.submit();
	} else
	{
		showMessage('overlay_message');	
	}
}