// JavaScript Document
function ValidateSubmit() {
    new Ajax.Request( 'orderform.php?call=ValidateCaptcha',
                        {parameters     : 'security_code=' + document.forms['orderForm'].elements['security_code'].value,
                         onComplete     : ValidateSubmit_Callback});
}

function ValidateSubmit_Callback(responseObj) {
	var returnVal = responseObj.responseText;
    if (returnVal==1){
        $('invalidCaptchaMsg').innerHTML = '';
        document.forms['orderForm'].submit();                 
    }else{
		$('invalidCaptchaMsg').innerHTML = '<font color=red>Please enter the correct code.</font>';
    }	
}