function validation()
{
if(document.getElementById('f_name').value =='')
		  {
		  alert("Please Enter Your First Name");
		  document.getElementById("f_name").focus();
		  return false;
		  }
if(document.getElementById('l_name').value =='')
		  {
		  alert("Please Enter Your Last Name");
		  document.getElementById("l_name").focus();
		  return false;
		  }
if(document.getElementById('country').value=='')
          {
		  alert("Please Select your Country of birth");
		  document.getElementById('country').focus();
		  return false;
		  }
if(document.getElementById('education').value=='')
          {
		  alert("Please Select Your Education");
		  document.getElementById('education').focus();
		  return false;
		  }
if(document.getElementById('married').value=='')
          {
		  alert("Please Select Your Marital Status");
		  document.getElementById('married').focus();
		  return false;
		  }
if(document.getElementById('job').value=='')
          {
		  alert("Please Select Your Job Status");
		  document.getElementById('job').focus();
		  return false;
		  }		  
if (document.getElementById("email").value == "")
		{
			alert("Please Enter Email");
			document.getElementById("email").focus();
			return false;
		}
if(document.getElementById('email').value != "")
	    {
	    fieldValue = document.getElementById('email').value;
		if ( fieldValue == '')
		{
			alert("Please Enter Email");
			document.getElementById("email").focus();
			return false;
		}
		else
		{
			i=fieldValue.indexOf("@")
			j=fieldValue.indexOf(".",i)
			k=fieldValue.indexOf(",")
			kk=fieldValue.indexOf(" ")
			jj=fieldValue.lastIndexOf(".")+1
			len=fieldValue.length
		
			if ((i>0) && (j>(1+1)) && (k==-1) && (kk==-1) && (len-jj >=2) && (len-jj<=3)) 
			{
				/* Right Email Address  */
			}
			else
			{
				//document.getElementById('rightformate').style.display = 'block';
				alert("Please Enter Valid Email Address in the Given Formate mail@email.com");
				document.getElementById("email").focus();
				return false;
			}
		}
	}

if (document.getElementById("con_mail").value == "")
		{
			alert("Please Enter Email");
			document.getElementById("con_mail").focus();
			return false;
		}
if(document.getElementById('con_mail').value != "")
	    {
	    fieldValue = document.getElementById('con_mail').value;
		if ( fieldValue == '')
		{
			alert("Please Enter Email");
			document.getElementById("con_mail").focus();
			return false;
		}
		else
		{
			i=fieldValue.indexOf("@")
			j=fieldValue.indexOf(".",i)
			k=fieldValue.indexOf(",")
			kk=fieldValue.indexOf(" ")
			jj=fieldValue.lastIndexOf(".")+1
			len=fieldValue.length
		
			if ((i>0) && (j>(1+1)) && (k==-1) && (kk==-1) && (len-jj >=2) && (len-jj<=3)) 
			{
				/* Right Email Address  */
			}
			else
			{
				//document.getElementById('rightformate').style.display = 'block';
				alert("Please Enter Valid Email Address in the Given Formate mail@email.com");
				document.getElementById("con_mail").focus();
				return false;
			}
		}
	}
if(document.getElementById('email').value != document.getElementById('con_mail').value)
       {
       alert ('The email addresses do not match. Please re-enter.')
	   document.getElementById("con_mail").focus();
	   return false;
	   }

if(document.getElementById('country_residence').value=="")
  {
   alert("Please Select Your Country of Residence");
   document.getElementById("country_residence").focus();
   return false;
  }
	  
if(document.getElementById('education').value==1 || document.getElementById('education').value==2 || document.getElementById('job').value==1 )
     {
	 document.getElementById('main_form').action = "error.php";	
	 }
else
     {
	  document.getElementById('main_form').action = "confirmation.php";
	 }
return true;
}