// JavaScript Document

  function checkForm() {
	name = document.getElementById("name").value;
	email = document.getElementById("email").value;
	number = document.getElementById("number").value;
	experience = document.getElementById("experience").value;
 
  	if (name == "") {
  		hideAllErrors();
		document.getElementById("nameError").style.display = "inline";
		document.getElementById("name").select();
		document.getElementById("name").focus();
  		return false;
  	} else if (email == "") {
		hideAllErrors();
		document.getElementById("emailError").style.display = "inline";
		document.getElementById("email").select();
		document.getElementById("email").focus();
  		return false;
	} else if (experience == "") {
		hideAllErrors();
		document.getElementById("experienceError").style.display = "inline";
		document.getElementById("experience").select();
		document.getElementById("experience").focus();
  		return false;
	} else if (number == "") {
		hideAllErrors();
		document.getElementById("numberError").style.display = "inline";
		document.getElementById("number").select();
		document.getElementById("number").focus();
  		return false;
	}
  }
  
  function checkFormContact() {
	name = document.getElementById("name").value;
	email = document.getElementById("email").value;
	number = document.getElementById("number").value;
	query = document.getElementById("query").value;
 
  	if (name == "") {
  		hideAllErrorsContact();
		document.getElementById("nameError").style.display = "inline";
		document.getElementById("name").select();
		document.getElementById("name").focus();
  		return false;
  	} else if (email == "") {
		hideAllErrorsContact();
		document.getElementById("emailError").style.display = "inline";
		document.getElementById("email").select();
		document.getElementById("email").focus();
  		return false;
	} else if (query == "") {
		hideAllErrorsContact();
		document.getElementById("queryError").style.display = "inline";
		document.getElementById("query").select();
		document.getElementById("query").focus();
  		return false;
	} else if (number == "") {
		hideAllErrorsContact();
		document.getElementById("numberError").style.display = "inline";
		document.getElementById("number").select();
		document.getElementById("number").focus();
  		return false;
	}
  }
   function checkFormContact2() {
	name = document.getElementById("name2").value;
	email = document.getElementById("email2").value;
	number = document.getElementById("number2").value;
	query = document.getElementById("query2").value;
 
  	if (name == "") {
  		hideAllErrorsContact2();
		document.getElementById("nameError2").style.display = "inline";
		document.getElementById("name2").select();
		document.getElementById("name2").focus();
  		return false;
  	} else if (email == "") {
		hideAllErrorsContact2();
		document.getElementById("emailError2").style.display = "inline";
		document.getElementById("email2").select();
		document.getElementById("email2").focus();
  		return false;
	} else if (query == "") {
		hideAllErrorsContact2();
		document.getElementById("queryError2").style.display = "inline";
		document.getElementById("query2").select();
		document.getElementById("query2").focus();
  		return false;
	} else if (number == "") {
		hideAllErrorsContact2();
		document.getElementById("numberError2").style.display = "inline";
		document.getElementById("number2").select();
		document.getElementById("number2").focus();
  		return false;
	}
  }
 
  function hideAllErrors() {
	document.getElementById("nameError").style.display = "none"
	document.getElementById("emailError").style.display = "none"
	document.getElementById("numberError").style.display = "none"
	document.getElementById("experienceError").style.display = "none"	
  }
  function hideAllErrorsContact() {
	document.getElementById("nameError").style.display = "none"
	document.getElementById("emailError").style.display = "none"
	document.getElementById("queryError").style.display = "none"
	document.getElementById("numberError").style.display = "none"
  }
  function hideAllErrorsContact2() {
	document.getElementById("nameError2").style.display = "none"
	document.getElementById("emailError2").style.display = "none"
	document.getElementById("queryError2").style.display = "none"
	document.getElementById("numberError2").style.display = "none"
  }
  
	function emailCheck(str) {
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   return false
		}
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   return false
		}
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    return false
		 }
		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    return false
		 }
		 if (str.indexOf(dot,(lat+2))==-1){
		    return false
		 }	
		 if (str.indexOf(" ")!=-1){
		    return false
		 }
 		 return true					
	}