var reg_form_ok = 1 ;
var reg_form_user_free = 0 ;

var img_err = "http://kernel.jobdisclosure.com/rtp/img/red_x.gif" ;
var img_ok = "http://kernel.jobdisclosure.com/rtp/img/green_check_mark.gif" ;

function imgInfo(field,img_state) {
	returnImgObject(field).src = img_state ;
}

function returnImgObject(field) {
	return document.getElementById("img_"+field) ;
}

function checkEmail(mail) {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(mail)){
		return true ;
	}
	return false ;
}

function checkFreeUsername() {
	var user = document.getElementById('user_reg').value;
	
	var handler = function(t) {
		reg_form_user_free = t.responseText ;
		if (reg_form_user_free==0) {
			document.getElementById('user_exists').style.visibility = "visible" ;
			document.getElementById('user_exists').style.display = 'block';
		}
		else {
			document.getElementById('user_exists').style.visibility = 'hidden';
			document.getElementById('user_exists').style.display = 'none';
		}
		checkRegistration() ;
		return false ;
	}

	if (user.length >= 4) {
		var asd = new Ajax.Request("http://www.empregoscurricula.com//check_if_reg.php?username="+user, {minChars: 0,frequency: 0.2, onSuccess:handler});		
	}
	else {
		checkRegistration() ;
	}
}

function submitRegistration() {
	if (checkRegistration()) {
		document.getElementById('f_reg').submit();
	}
	
	return false;
}

function checkRegistration() {
	reg_form_ok = 1 ;
	//alert('test');
/*	if (document.getElementById('salutation_reg').value == '') {
		imgInfo('salutation',img_err) ;
		reg_form_ok = 0;
	}
	else {
		imgInfo('salutation',img_ok) ;
	}
*/		
	if (document.getElementById('user_reg').value.length < 4 || reg_form_user_free==0) {
		imgInfo('user',img_err) ;
		reg_form_ok = 0;
	}
	else {
		imgInfo('user',img_ok) ;
	}
	
	if (document.getElementById('pass1').value.length < 4) {
		imgInfo('pass1',img_err) ;
		reg_form_ok = 0;
	}
	else {
		imgInfo('pass1',img_ok) ;
	}

	if ((document.getElementById('pass1').value != document.getElementById('pass2').value) || (document.getElementById('pass1').value.length < 4)) {
		imgInfo('pass2',img_err) ;
		reg_form_ok = 0;
	}
	else {
		imgInfo('pass2',img_ok) ;
	}

	if (document.getElementById('fname').value.length < 3) {
		reg_form_ok = 0;
		imgInfo('fname',img_err) ;
	}
	else {
		imgInfo('fname',img_ok) ;
	}

	if (document.getElementById('lname').value.length < 3) {
		reg_form_ok = 0;
		imgInfo('lname',img_err) ;
	}
	else {
		imgInfo('lname',img_ok) ;
	}
	
	if (!checkEmail(document.getElementById('mail').value)) {
		reg_form_ok = 0;
		imgInfo('mail',img_err) ;
	}
	else {
		imgInfo('mail',img_ok) ;
	}
	
	if (document.getElementById('agreement').checked == false) {
		reg_form_ok = 0 ;
		imgInfo('agreement',img_err) ;
	}
	else {
		imgInfo('agreement',img_ok) ;
	}
	
	if(document.getElementById('reg_type').value==2){
        if (document.getElementById('company_name').value.length < 4) {
            imgInfo('company_name',img_err) ;
            reg_form_ok = 0;
        }
        else {
            imgInfo('company_name',img_ok) ;
        }
	}

	if (reg_form_ok == 1) {
		return true ;
	}
	else {
		return false ;
	}
}