window.addEvent("load", function() {
	var disableVal = function() {
		if (typeof(document.formvalidator) == "undefined" || !document.formvalidator || typeof(document.formvalidator.isValid) != "function") {
			setTimeout(disableVal, 20);
			return ;
		}

		document.formvalidator.isValid = function(form) {
			var valid = true;
	
			// Validate form fields
			var	elements = form.getElements("input[class*=required],select[class*=required],textarea[class*=required],button[class*=required],input[class*=validate],select[class*=validate],textarea[class*=validate],button[class*=validate]");

			for (var i=0;i < elements.length; i++) {
				if (this.validate(elements[i]) == false) {
					valid = false;
				}
			}
	
			// Run custom form validators if present
			new Hash(this.custom).each(function(validator){
				if (validator.exec() != true) {
					valid = false;
				}
			});
	
			return valid;
		}
	};
	disableVal();
});