function validation()
{
	var isAnyRadioButtonChecked = false;
	//Check any selected radio button in group
	for(var i=0;i<document.form1.pick_up.length;i++)
	{
		if(document.form1.pick_up[i].checked == true)
		{		
		    isAnyRadioButtonChecked = true;
			break;
		}
	}
	
	if(isAnyRadioButtonChecked != true)
	   {
	   		alert("Please select a pick up form.");
			return false;
	   }
	   //this  value variable is used for which radio button is clicked
	   var val=(document.form1.pick_up[i].value);
	   //alert(val);

// end of radio button check function	   
	   //**********************************************
	   if(val=="1")
	   {
			if(document.form1.select_airport.value=="")
			{
			alert("Please select airport.");
			return false;
			}
		
	   }//if close here
	   
	   if(val=="2")
	   {
		   if(document.form1.select_port.value=="")
		   {
			   alert("Please select post code.");
			   return false;
		   }
		  
	   }//if close here
	    if(val=="3")
	   {
		   if(document.form1.select_town_city.value=="")
		   {
			   alert("Please select suburbs.");
			   return false;
		   }
		  
	   }//if close here
	    if(val=="4")
	   {
		   if(document.form1.train_station.value=="")
		   {
			   alert("Please select train station.");
			   return false;
		   }
		  
	   }//if close here
	    if(val=="5")
	   {
		   if(document.form1.hotel.value=="")
		   {
			   alert("Please select hotel.");
			   return false;
		   }
		  
	   }//if close here
	    if(val=="6")
	   {
		   if(document.form1.addrees.value=="")
		   {
			   alert("Please enter address.");
			   document.form1.addrees.focus();
			   return false;
		   }
		    if(document.form1.city.value=="")
		   {
			   alert("Please enter city.");
			   document.form1.city.focus();
			   return false;
		   }
		    if(document.form1.post_code.value=="")
		   {
			   alert("Please enter post code.");
			   document.form1.post_code.focus();
			   return false;
		   }
		  if(!is_number(document.form1.post_code.value))
			{
			alert('Please enter numeric post code !');
			document.form1.post_code.value=="";
			document.form1.post_code.focus();
			//document.form1.txtCustZip.select();
			return false;
			}
	   }//if close here
	
	//close function for first from part
	
	//Start destnation part
	var isAnyRadioButtonChecked1 = false;
	//Check any selected radio button in group
	for(var i=0;i<document.form1.pick_up1.length;i++)
	{
		if(document.form1.pick_up1[i].checked == true)
		{		
		    isAnyRadioButtonChecked1 = true;
			break;
		}
	}
	
	if(isAnyRadioButtonChecked1 != true)
	   {
	   		alert("Please select destination.");
			return false;
	   }
	   //this  value variable is used for which radio button is clicked
	   var valu=(document.form1.pick_up1[i].value);
	   //alert(valu);
	   
	   //**********************************************
	   if(valu=="1")
	   {
			if(document.form1.select_airport1.value=="")
			{
			alert("Please select airport.");
			return false;
			}
		
	   }//if close here
	   
	   if(valu=="2")
	   {
		   if(document.form1.select_port1.value=="")
		   {
			   alert("Please select post code.");
			   return false;
		   }
		  
	   }//if close here
	    if(valu=="3")
	   {
		   if(document.form1.select_town_city1.value=="")
		   {
			   alert("Please select suburbs.");
			   return false;
		   }
		  
	   }//if close here
	    if(valu=="4")
	   {
		   if(document.form1.train_station1.value=="")
		   {
			   alert("Please select train station.");
			   return false;
		   }
		  
	   }//if close here
	    if(valu=="5")
	   {
		   if(document.form1.hotel1.value=="")
		   {
			   alert("Please select hotel.");
			   return false;
		   }
		  
	   }//if close here
	    if(valu=="6")
	   {
		   if(document.form1.addrees1.value=="")
		   {
			   alert("Please enter address.");
			   document.form1.addrees1.focus();
			   return false;
		   }
		    if(document.form1.city1.value=="")
		   {
			   alert("Please enter city.");
			   document.form1.city1.focus();
			   return false;
		   }
		    if(document.form1.post_code1.value=="")
		   {
			   alert("Please enter post code.");
			   document.form1.post_code1.focus();
			   return false;
		   }
		   if(!is_number(document.form1.post_code1.value))
			{
			alert('Please enter numeric post code !');
			document.form1.post_code1.value=="";
			document.form1.post_code1.focus();
			//document.form1.txtCustZip.select();
			return false;
			}
		  
	   }//if close here
	   
	   //******************************
	   
	   //************* last validation for name and other control
	   if(document.form1.date_day.value=="")
	   { 
	   	   alert("Select Day.");
		   document.form1.date_day.focus();
		   return false;date_month
	   }
	    if(document.form1.date_month.value=="")
	   { 
	   	   alert("Select Month.");
		   document.form1.date_month.focus();
		   return false;
	   }
	   if(document.form1.time_hour.value=="00")
	   { 
	   	   alert("Select Hour.");
		   document.form1.time_hour.focus();
		   return false;
	   }
	   if(document.form1.time_minute.value=="00")
	   { 
	   	   alert("Select Minute.");
		   document.form1.time_minute.focus();
		   return false;
	   }
	   	var my_car=document.form1.passenger_name.value;
		var fn = my_car.replace(/^\s+|\s+$/, '');
		if(fn=='')
		{
		alert('Please enter name.');
		document.form1.passenger_name.focus();
		return false;
		}
		var my_car=document.form1.contact_address.value;
		var fn = my_car.replace(/^\s+|\s+$/, '');
		if(fn=='')
		{
		alert('Please enter address.');
		document.form1.contact_address.focus();
		return false;
		}
		var my_car=document.form1.number1.value;
		var fn = my_car.replace(/^\s+|\s+$/, '');
		if(fn=='')
		{
		alert('Please enter contact number.');
		document.form1.number1.focus();
		return false;
		}
		if(!is_number(document.form1.number1.value))
			{
			alert('Contact number should be numeric!');
			document.form1.number1.value=="";
			document.form1.number1.focus();
			//document.form1.txtCustZip.select();
			return false;
			}
		var my_car=document.form1.email.value;
		var fn = my_car.replace(/^\s+|\s+$/, '');
		if(fn=='')
		{
		alert('Please enter email Id.');
		document.form1.email.focus();
		return false;
		}
		if(!is_email(document.form1.email.value))
			{
			alert('Please enter the correct email id!');
			document.form1.email.value=="";
			document.form1.email.focus();
			return false;
			}
		var my_car=document.form1.code.value;
		var fn = my_car.replace(/^\s+|\s+$/, '');
		if(fn=='')
		{
		alert('Please enter verification code.');
		document.form1.code.focus();
		return false;
		}
	   
	   
	   
	   //************* end last validation for name and other control
	   
return true;
}