function intlformvalidate()
{
    formobj=document.intlfrm; 
 
 
 myOption= -1
 for(i=0;i<formobj.Trip.length;i++)
  {
     if(formobj.Trip[i].checked)
      {
       myOption=i;
      }
   }    
  if(myOption==-1)
    {
      alert("Confirm Round Trip or One-Way!!");
      formobj.Trip[0].focus();
      return false;
    }   
    
  if (formobj.sectorfrom1.value == "")
	 	{
			alert("Atleast one sector details has to be filled");
            		formobj.sectorfrom1.focus();
            		return false;
		}
		
	else if (formobj.sectorto1.value == "")
		{
			alert("Atleast one sector details has to be filled");
            		formobj.sectorto1.focus();
            		return false;
		}

traveldateOption= -1
 for(i=0;i<formobj.TravelDates.length;i++)
  {
     if(formobj.TravelDates[i].checked)
      {
       traveldateOption=i;
      }
   }    
  if(traveldateOption==-1)
    {
      alert("Confirm Date Flexibility!!");
      formobj.TravelDates[0].focus();
      return false;
    }   


  var namefield=formobj.firstname.value;
  var num=parseInt(namefield.length)

if(namefield=="")
 {
   alert("Specify name of the Passenger");
   formobj.firstname.focus();
   return false;
 }
 else
 {
    for(i=0;i<num;++i)
     {
        var str=namefield.substring(i,i+2);
        if(!((str>="A" && str<="Z")||(str>="a" &&str<="z")))
         {
           alert("Name Field will accept only Alphabets");
           formobj.firstname.focus();
           return false; 
         }
     }
  }	
  
if(formobj.PostalAddress.value==0)
       {
			alert("Specify the Postal Address");
            		formobj.PostalAddress.focus();
            		return false;
       }

if (formobj.emailid.value == "")
		{
			alert("Provide E-Mail for immediate assistance.");
            		formobj.emailid.focus();
            		return false;
		}
		
		str1=formobj.emailid.value;
		s= str1.lastIndexOf("@");
		
		if (s == -1 )
		{
			alert("Invalid E-mail Address !");
            		formobj.emailid.focus();
            		return false;
		}
		
		s1= str1.lastIndexOf(".");
		
		if (s1 == -1 )
		{
			alert("Invalid E-mail Address !");
            		formobj.emailid.focus();
            		return false;
		}
if (document.all||document.getElementById)
{
  document.intlfrm.submit(); 
}
  return true;
}