function validate(form){var error="";for(var i=0;i<form.length;i++){var element=form[i];if(element.getAttribute("required")=="yes"){if(!valid(element.value,element.getAttribute("validate")))error+=element.getAttribute("message")+"\r\n"}}if(error!=""){alert(error);document.formSubmit=false}else document.formSubmit=true}function valid(value,type){if(value=="")return false;switch(type){case"int":if(isNaN(parseInt(value)))return false;break;case"float":if(isNaN(parseFloat(value)))return false;break;case"email":var p=value.indexOf('@');if(p<1||p==(value.length-1))return false;default:break}return true}