//this function includes all necessary js files for the application
function include(file){

  var script  = document.createElement('script');
  script.src  = file;
  script.type = 'text/javascript';
  script.defer = true;
  document.getElementsByTagName('head').item(0).appendChild(script);
}

/* include any js files here */
include('/kernel/front/js/functions.js');

function validateGenericForm(InEmailForm, lang) {
	f=document.InEmailForm;
	
	var result=0;
	
	field = f.elements['msg[name][text]'];
	if (lang=='gr') txt=" Ονομα";
	else txt="Name";
	if (!validRequired(field, txt, lang)) result=1;
	
	field = f.elements['msg[surname][text]'];
	if (lang=='gr') txt=" Επώνυμο";
	else txt="Surname";
	if (!validRequired(field, txt, lang)) result=1;
	
	field = f.elements['msg[from][text]'];
	if (lang=='gr') txt=" your E-mail Address";
	else txt="your E-mail Address";
	if (!validEmail(field, txt, true, lang)) result=1;

	if (f.elements['msg[tel][text]']) {
		vfield = f.elements['msg[tel][text]'].value;
		if (!isTelephone(vfield, txt, lang)) {
			if (lang=='gr') alert("Ο αριθμός τηλεφώνου δεν ειναι σωστός");
			else alert("Please enter a proper phone number");
			result=1;
		}
	}

	if (result == 0){
		//Set the URL
		var url = '/blocks/InEmailForm/captcha.php';
		//Set up the parameters of our AJAX call
		var postStr = f.txtCaptcha.name + "=" + encodeURIComponent( f.txtCaptcha.value );
		
		var request = false;
		try {
			request = new XMLHttpRequest();
		} catch (e) {
			try{
				request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try{
					request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {
					alert("Unable to complete your request.");
					return false;
				}
			}
		}
		request.open("POST", url, true);
		request.onreadystatechange = function() {
			//Check if our response is ready
			if (request.readyState == 4) {
				if (request.responseText == "true"){
					f.submit();
				} else {
					//Get a reference to CAPTCHA image
					img = document.getElementById('imgCaptcha'); 
					//Change the image
					img.src = '/blocks/InEmailForm/create_image.php?' + Math.random();
					if (lang=='gr') alert("Ο αριθμός της εικόνας που εισάγατε δεν είναι σωστός");
					else alert("The validation number enterred is invalid");
				}
			}
		}
		//Add HTTP headers to the request
		request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		request.setRequestHeader("Content-length", postStr.length);
		request.setRequestHeader("Connection", "close");
		request.send(postStr);
	}
}