function cursorPointer() {
	document.body.style.cursor = 'hand';
}

function cursorNormal() {
	document.body.style.cursor = '';
}

function byEquipment() {
	document.getElementById('tab_content_bg_lower2').style.display = 'none';
	document.getElementById('tab_content_bg_lower').style.display = 'block';
}

function byTireSize() {
	document.getElementById('tab_content_bg_lower2').style.display = 'block';
	document.getElementById('tab_content_bg_lower').style.display = 'none';
}
// INDEX TABS
function tab1() {
	document.getElementById('tabs').style.display = 'block';
	document.getElementById('tabs2').style.display = 'none';
}

function tab2() {
	document.getElementById('tabs').style.display = 'none';
	document.getElementById('tabs2').style.display = 'block';
}


function tab_about1() {
	document.getElementById('tabs_about').style.display = 'block';
	document.getElementById('tabs_about2').style.display = 'none';
}

function tab_about2() {
	document.getElementById('tabs_about').style.display = 'none';
	document.getElementById('tabs_about2').style.display = 'block';
}
// TIRE TABS
function tab1_tire() {
	document.getElementById('tabs_tire').style.display = 'block';
	document.getElementById('tabs2_tire').style.display = 'none';
}

function tab2_tire() {
	document.getElementById('tabs_tire').style.display = 'none';
	document.getElementById('tabs2_tire').style.display = 'block';
}
//----------------
function subtab1() {
	document.getElementById('id1').style.display = 'block';
	document.getElementById('id2').style.display = 'none';
	document.getElementById('id3').style.display = 'none';
	document.getElementById('id4').style.display = 'none';
}

function subtab2() {
	document.getElementById('id1').style.display = 'none';
	document.getElementById('id2').style.display = 'block';
	document.getElementById('id3').style.display = 'none';
	document.getElementById('id4').style.display = 'none';
}

function subtab3() {
	document.getElementById('id1').style.display = 'none';
	document.getElementById('id2').style.display = 'none';
	document.getElementById('id3').style.display = 'block';
	document.getElementById('id4').style.display = 'none';
}

function subtab4() {
	document.getElementById('id1').style.display = 'none';
	document.getElementById('id2').style.display = 'none';
	document.getElementById('id3').style.display = 'none';
	document.getElementById('id4').style.display = 'block';
}

function metric() {
	document.getElementById('kg0').style.display = 'inline';
	document.getElementById('kg1').style.display = 'inline';
	document.getElementById('kg2').style.display = 'inline';
	document.getElementById('kg3').style.display = 'inline';
	document.getElementById('kg4').style.display = 'inline';
	document.getElementById('kg5').style.display = 'inline';
	document.getElementById('kg6').style.display = 'inline';
	document.getElementById('kg7').style.display = 'inline';
	
	document.getElementById('im0').style.display = 'none';
	document.getElementById('im1').style.display = 'none';
	document.getElementById('im2').style.display = 'none';
	document.getElementById('im3').style.display = 'none';
	document.getElementById('im4').style.display = 'none';
	document.getElementById('im5').style.display = 'none';
	document.getElementById('im6').style.display = 'none';
	document.getElementById('im7').style.display = 'none';
}

function imperial() {
	document.getElementById('kg0').style.display = 'none';
	document.getElementById('kg1').style.display = 'none';
	document.getElementById('kg2').style.display = 'none';
	document.getElementById('kg3').style.display = 'none';
	document.getElementById('kg4').style.display = 'none';
	document.getElementById('kg5').style.display = 'none';
	document.getElementById('kg6').style.display = 'none';
	document.getElementById('kg7').style.display = 'none';
	
	document.getElementById('im0').style.display = 'inline';
	document.getElementById('im1').style.display = 'inline';
	document.getElementById('im2').style.display = 'inline';
	document.getElementById('im3').style.display = 'inline';
	document.getElementById('im4').style.display = 'inline';
	document.getElementById('im5').style.display = 'inline';
	document.getElementById('im6').style.display = 'inline';
	document.getElementById('im7').style.display = 'inline';
}

/* CAREERS */

function work() {
	document.getElementById('careers1').style.display = 'block';
	document.getElementById('careers2').style.display = 'none';
	document.getElementById('careers3').style.display = 'none';
	
	document.getElementById('tab1').style.display = 'block';
	document.getElementById('tab2').style.display = 'none';
	document.getElementById('tab3').style.display = 'none';
}
function vacances() {
	document.getElementById('careers1').style.display = 'none';
	document.getElementById('careers2').style.display = 'block';
	document.getElementById('careers3').style.display = 'none';
	
	document.getElementById('tab2').style.display = 'block';
	document.getElementById('tab1').style.display = 'none';
	document.getElementById('tab3').style.display = 'none';
}
function opportunities() {
	document.getElementById('careers1').style.display = 'none';
	document.getElementById('careers2').style.display = 'none';
	document.getElementById('careers3').style.display = 'block';
	
	document.getElementById('tab3').style.display = 'block';
	document.getElementById('tab1').style.display = 'none';
	document.getElementById('tab2').style.display = 'none';
}

/*---*/
function submitData1() {
	var man = document.getElementById('manufacturer').value;
	var mod = document.getElementById('model').value;
	document.location = "products_all.php?manufacturer="+man+"&model="+mod+"&type=1";
}

function submitData2() {
	var type = document.getElementById('type').value;
	var size = document.getElementById('size').value;
	document.location = "products_all.php?type="+type+"&size="+size;
}

function validateForm() {
	var inputs = document.getElementsByTagName('input');
	var n = inputs.length;
	var i=0;

	for (i=0;i<n;i++) {
		if (!inputs[i].value) {
			alert('All fields need to be filled before submitting the form!');
			return false;
		}
	}
	return true;
}

function check_email(e) {
		
		ok = "1234567890qwertyuiop[]asdfghjklzxcvbnm.@-_QWERTYUIOPASDFGHJKLZXCVBNM";

		for(i=0; i < e.length ;i++){
				if(ok.indexOf(e.charAt(i))<0){
						return (false);
				}
		}

		if (document.images) {
		re = /(@.*@)|(\.\.)|(^\.)|(^@)|(@$)|(\.$)|(@\.)/;
		re_two = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;
		if (!e.match(re) && e.match(re_two)) {
				return (-1);
				}
		}
}

function formVerification2()
{
	var b = true;
	var errorstr = '';
		if ( document.contactForm.first_name.value == "" )
		{
			errorstr = errorstr + "\n - First Name is required.";
			b = false;
		}                              
		if ( document.contactForm.last_name.value == "" )
		{
			errorstr = errorstr + "\n - Last name is required.";
			b = false;
		}
		if ( !check_email(document.contactForm.email.value) )
		{
			errorstr = errorstr + "\n - Please verify Email";
			b = false;
		}
	if(!b)
	{
	  errorstr = "The following error(s) occurred:" + errorstr;
	  alert(errorstr);
	  return false;
	}
	//everything valid, confirm with user
return document.contactForm.submit();
}

function formVerification3()
{
	var b = true;
	var errorstr = '';
	
		if ( document.lform_emploee.l_user.value == "" || document.lform_emploee.l_user.value == "Username")
		{
			
			errorstr = errorstr + "\n - Username is required.";
			b = false;
		}                              
		if ( document.lform_emploee.l_pass.value == "" || document.lform_emploee.l_pass.value == "Password")
		{
			
			errorstr = errorstr + "\n - Password is required.";
			b = false;
		}                                
	if(!b)
	{
		
	  errorstr = "The following error(s) occurred:" + errorstr;
	  alert(errorstr);
	  return false;
	}
	//everything valid, confirm with user
	return document.lform_emploee.submit();
//return true;
}
var dudu = 0;
function formVerification()
{
	
	var b = true;
	var errorstr = '';
	
		if ( document.lform_client.l_user.value == "" || document.lform_client.l_user.value == "Username")
		{
			
			errorstr = errorstr + "\n - Username is required.";
			b = false;
		}                              
		if ( document.lform_client.l_pass.value == "" || document.lform_client.l_pass.value == "Password")
		{
			
			errorstr = errorstr + "\n - Password is required.";
			b = false;
		}                                
	if(!b)
	{
		
	  errorstr = "The following error(s) occurred:" + errorstr;
	  alert(errorstr);
	  return false;
	}
	//everything valid, confirm with user
	return document.lform_client.submit();
//return true;
}
function formRecoverVerification() {
    var pattern=/^([a-zA-Z0-9_.-])+@([a-zA-Z0-9_.-])+\.([a-zA-Z])+([a-zA-Z])+/;

	var b = true;
	var errorstr = '';
	
		if ( document.lform_recover.r_user.value == "" || document.lform_recover.r_user.value == "Username")
		{
			
			errorstr = errorstr + "\n - Username is required.";
			b = false;
		}                              
		if ( document.lform_recover.r_email.value == "" || document.lform_recover.r_email.value == "Email")
		{
			
			errorstr = errorstr + "\n - Email is required.";
			b = false;
		}

		if (!pattern.test(document.lform_recover.r_email.value) )
		{
			errorstr = errorstr + "\n - Email is invalid.";
			b = false;
		}

	if(!b)
	{
		
	  errorstr = "The following error(s) occurred:" + errorstr;
	  alert(errorstr);
	  return false;
	}
	//everything valid, confirm with user
	return document.lform_recover.submit();
//return true;
}

function formVerification4()
{
	var b = true;
	var errorstr = '';
		if ( !check_email(document.news_form.email_news.value) )
		{
			errorstr = "\n - Please verify Email";
			b = false;
		}
	if(!b)
	{
	  alert(errorstr);
	  return false;
	}
	//everything valid, confirm with user
return document.news_form.submit();
}

function formVerification5()
{
	var b = true;
	var errorstr = '';
		if ( !check_email(document.friend_form.friend_yemail.value) )
		{
			errorstr = errorstr + "\n - Please verify Your Email";
			b = false;
		}
		if ( !check_email(document.friend_form.friend_femail.value) )
		{
			errorstr = errorstr + "\n - Please verify Your Friend's Email";
			b = false;
		}
	if(!b)
	{
	  alert(errorstr);
	  return false;
	}
	//everything valid, confirm with user
	if (!parseInt(lpress))  lpress=1;
	document.friend_form.action="industry_head.php?id="+lpress;
return document.friend_form.submit();
}

function submitOnEnter(myfield,e)
{
	var keycode;
	if (window.event) keycode = window.event.keyCode;
	else if (e) keycode = e.which;
	else return true;

	if (keycode == 13)
	   {
	   myfield.form.submit();
	   return false;
	   }
	else
	   return true;
}

//function is_gecko(){
//	if(document.getBoxObjectFor != null) 
//		return true;
//	return false;
//}