//validate forms



function validate() {

	var name = document.getElementById("name");
	var email = document.getElementById("email");
	var zip = document.getElementById("zip");
	var phone = document.getElementById("phone");
	
	var error = 0;
	
	if( name.value.length == 0 ) {
		error = 1;	
	}
	
	if( email.value.length == 0 ) {
		error = 1;	
	}
	
	if( zip.value.length == 0 ) {
		error = 1;	
	}
	
	if( phone.value.length == 0 ) {
		error = 1;	
	}
	
	if( error == 1 ) {	
		alert("Please complete all the required fields before continuing.");
		return false;		
	}
	
	return true;
	
}