function emailCheck(input){
	return input.match(/^[a-zA-Z0-9._%-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/);
	
}

function phoneCheck(input){
	return input.match(/([0-9]{3})-([0-9]{3})-([0-9]{4}$)/);
	//return input.match(/([0-9]{3})\.([0-9]{3})\.([0-9]{4})/);
	//return input.match(/\d{10, 0}/);
	//return input.match(/([0-9]{3})(\s)([0-9]{3})(\s)([0-9]{4})/);
	

//([0-9]{3})\.([0-9]{3})\.([0-9]{4})
//[0-9]{10}
//([0-9]{3}) ([0-9]{3}) ([0-9]{4})
//310-242-5675
//310.242.5675
//3102425675
//310 242 5675

}

function zipCheck(input){
	return input.match(/([0-9]{4})/);
}


function submitImage() {
	form = document.something;
	if(form.i_certify.checked==false) {
		alert("You must certify that you have the right to use this photo");
		return false;					
	}
	

}
function submitSignup() {
	var message_intro = "The following fields are required:\n";
	var message = "";
	form = document.submit_form;
	if(form.firstName.value == "")	{ message += "First Name\n"; 	}
	if(form.lastName.value == "")	{ message += "Last Name\n"; }
	if(form.email.value == "")	{ message += "Email\n"; 
	} else {
		if(emailCheck(form.email.value)) { } 
		else {
			message += "Invalid email format.\n"; 
		}
	}
	if (form.password.value=="") {message += "Password\n";}
	if (form.confirm_password.value=="") {message += "Confirm Password\n";}
	if(form.password.value != form.confirm_password.value)	{ message += "Passwords do not match\n"; 
	}else{
		if(form.password.value!="" && form.confirm_password.value!=""){
			if (form.password.value.length<6)	
				message += "Password must have minimum of 6 characters\n"; 
		}	
	}
	if(form.Accepted_terms.checked==false) message += "Havaianas Terms and Conditions \n";
	
	if(message != "") {
		alert(message_intro + message);
		return false;
	}
	

}
function showWatermark1() {
		var w_checkbox1 = document.getElementById("radio1").checked;
		var w_checkbox2 = document.getElementById("radio2").checked;
		var w_checkbox3 = document.getElementById("radio3").checked;
		if(w_checkbox1 == true) {			
			document.getElementById("w11").style.display = "block";
			document.getElementById("w12").style.display = "none";
			document.getElementById("w13").style.display = "none";				
		} 
		else if(w_checkbox2 == true) {
			document.getElementById("w11").style.display = "none";
			document.getElementById("w12").style.display = "block";
			document.getElementById("w13").style.display = "none";
		}
		else {
			document.getElementById("w11").style.display = "none";
			document.getElementById("w12").style.display = "none";
			document.getElementById("w13").style.display = "block";
		}		
}


function showWatermark() {
		var w_checkbox1 = document.getElementById("radio1").checked;
		var w_checkbox2 = document.getElementById("radio2").checked;
		var w_checkbox3 = document.getElementById("radio3").checked;
		if(w_checkbox1 == true) {			
			document.getElementById("w1").style.display = "block";
			document.getElementById("w2").style.display = "none";
			document.getElementById("w3").style.display = "none";				
		} 
		else if(w_checkbox2 == true) {
			document.getElementById("w1").style.display = "none";
			document.getElementById("w2").style.display = "block";
			document.getElementById("w3").style.display = "none";
		}
		else if(w_checkbox3 == true) {
			document.getElementById("w1").style.display = "none";
			document.getElementById("w2").style.display = "none";
			document.getElementById("w3").style.display = "block";
		}		
		else	{	alert('Please select a crop region then press Save and Proceed.');		}
}