function resetErrors() {
	for (i=1;i<5;i++) {
		var cur = "error" + i;
		document.getElementById(cur).style.display = "none";
	}
}

function checkEmail(string) {
    var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/;
    if (!string.match(re)) {
        return false;
    } else {
        return true;
    }
} 

function validateSignup(obj) {
	var error = false;
	if (!checkEmail(obj.email.value)) {
		document.getElementById('signupError').style.display = "inline";
		obj.email.select();
		obj.email.focus();
		return false;	
	} else {
		return true;
	}
}


function validateResForm(obj) {
	var error = false;
	if (obj.name.value == "") {
		resetErrors(); 
		document.getElementById('error1').style.display = "inline";
		obj.name.select();
		obj.name.focus();
		return false;					
	} else if (obj.phone.value == "") {
		resetErrors(); 
		document.getElementById('error2').style.display = "inline";
		obj.phone.select();
		obj.phone.focus();
		return false;	
	} else if (obj.email.value == "") { 
		resetErrors();
		document.getElementById('error3').style.display = "inline";
		obj.email.select();
		obj.email.focus();
		return false;		
	} else if (!checkEmail(obj.email.value)) {
		resetErrors();
		document.getElementById('error4').style.display = "inline";
		obj.email.select();
		obj.email.focus();
		return false;																						
	} else {
		return true;
	}
}