// JavaScript Document
function validateFormOnSubmit(frmCheckout) {
var reason = "";


 reason += validateEmpty(frmCheckout.Name);
  reason += validateEmail(frmCheckout.email);
  reason += validatePhone(frmCheckout.Phone);


 
  if (reason != "") {
    alert("Some fields need correction:\n\n" + reason);
    return false;
  }

  return true;
}

/*
function test(obj,msg) {
		  var regex = /^[a-zA-Z0-9._-]+@([a-zA-Z0-9.-]+\.)+[a-zA-Z0-9.-]{2,4}$/;
		  if (regex.test(obj.value))
		  {
			return true;
		  }
		  else{
			alert(msg);
			obj.focus();
			return false;
		  }
		}

*/

function validateEmpty(fld) {
    var error = "";
  
    if (fld.value.length == 0) {
        fld.style.background = '#FFFF9F'; 
		//fld.value = 'Please fill this field';
		switch(fld.name)
		{
		  case 'Name': error = "Contact Information - Enter Your Name.\n"; break;
		  case 'country': error = "Contact Information - Enter Your Country Name.\n"; break;
		}
      } else {
        fld.style.background = '#FFFFFF';
		fld.style.border = '1px solid #CCCCCC';
    }
    return error;
}

function trim(s)
{
  return s.replace(/^\s+|\s+$/, '');
} 

function validateEmail(fld) {
    var error="";
    var tfld = trim(fld.value);                        // value of field with whitespace trimmed off
    var emailFilter = /^[^@]+@[^@.]+\.[^@]*\w\w$/ ;
    var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/ ;
    
    if (fld.value == "") {
        fld.style.background = '#FFFF9F';
        error = "You didn't enter an email address.\n";
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        fld.style.background = '#FFFF9F';
        error = "Please enter a valid email address.\n";
    } else if (fld.value.match(illegalChars)) {
        fld.style.background = '#FFFF9F';
        error = "The email address contains illegal characters.\n";
    } else {
        fld.style.background = '#FFFFFF';
		fld.style.border = '1px solid #CCCCCC';
    }
    return error;
}

function validatePhone(fld) {
    var error 	 = "";
    var stripped = fld.value.replace(/[\(\)\.\-\ ]/g, '');     

   if (fld.value == "") {
        error = "You didn't enter a phone number.\n";
        fld.style.background = '#FFFF9F';
    } else if (isNaN(parseInt(stripped))) {
        error = "The phone number contains illegal characters.\n";
        fld.style.background = '#FFFF9F';
		fld.style.border = '1px solid #CCCCCC';
   // } else if (!(stripped.length == 10)) {
        //error = "The phone number is the wrong length. Make sure you included an area code.\n";
       // fld.style.background = '#EADEC4';
    } 
    return error;
}