function calc_twoday_discount(){

	{
 	earlybird=new Date();
	earlybird.setFullYear(2007,08,27);
	today = new Date();

//early bird discount
 	if (earlybird >= today){
		return 6741;
  	}  
	else{
		return 6741;	
	}
 }
}
 function calc_discount(){

	{
	
 	earlybird=new Date();
	earlybird.setFullYear(2007,08,27);
	today = new Date();

//early bird discount
 	if (earlybird >= today){
		return 10112;
  	}  
	else{
		return 10112;	
	}
 } 
 }
 function calc_discount1(){

	{
	
 	earlybird=new Date();
	earlybird.setFullYear(2007,08,27);
	today = new Date();

//early bird discount
 	if (earlybird >= today){
		return 14606;
  	}  
	else{
		return 14606;
	}
 } 
 }


function calculate(){
	
	amt = 0;
	i = 0;

		if( document.getElementById('twoconf11').checked ){
			//document.getElementById('twoconf13').disabled = true;
			amt = amt+calc_twoday_discount();
			
			
		}
		if( document.getElementById('twoconf12').checked ){
			//document.getElementById('twoconf13').disabled = true;
			amt = amt+calc_discount();
		}
		/*if(!document.getElementById('twoconf11').checked && !document.getElementById('twoconf12').checked){
		 document.getElementById('twoconf13').disabled = false;
		}*/
		
		if(document.getElementById('twoconf13').checked ){
			/*document.getElementById('twoconf11').checked=false;
			document.getElementById('twoconf12').checked=false;
			document.getElementById('twoconf12').disabled = true;
			document.getElementById('twoconf11').disabled = true;*/
			
			amt = amt+calc_discount1();
		}
		
	/*	if(!document.getElementById('twoconf13').checked){
		    document.getElementById('twoconf12').disabled = false;
			document.getElementById('twoconf11').disabled = false;
		}*/
						document.getElementById('total_amount').value = amt;

}
	
function Validate(){
	
	calculate();
	Name = "document.frmRegistration.Name1";
	Surname = "document.frmRegistration.Surname1";
	job = "document.frmRegistration.job1";
	email = "document.frmRegistration.email1";
	phone = "document.frmRegistration.phone1";
	
	if( eval(Name).value == '' ){
		alert("Please enter First Name of Person");
		eval(Name).focus();
		return false;
	} 
	else if( eval(job).value == '' ){
		alert("Please enter designation of Person");
		eval(job).focus();
		return false;
	}
	else if( eval(email).value == '' ){
		alert("Please enter Email ID of Person");
		eval(email).focus();
		return false;
	}
	else if( !(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w+)+$/.test(eval(email).value)) )
	{
		alert("Please enter a valid Email address for Person");
		eval(email).focus();
		eval(email).select();
		return false;
	}
	else if( eval(phone).value == '' ){
		alert("Please enter Telephone of Person");
		eval(phone).focus();
		return false;
	}
	else if(isNaN(eval(phone).value))
	{
		alert("Please enter a valid phone number for Person");
		eval(phone).focus();
		return false;		
	}
	else if(!document.getElementById('twoconf13').checked && !document.getElementById('twoconf11').checked && !document.getElementById('twoconf12').checked){
		alert("Please select the event that Person  wish to attend");
		document.getElementById('twoconf13').focus();
		return false;
	}




	if( trimString(document.getElementById('company_name').value) == '' ){
		alert("Please enter Company Name");
		document.getElementById('company_name').focus();
		return false;
		
		
	}else if( trimString(document.getElementById('address').value) == '' ){
		alert("Please enter Address");
		document.getElementById('address').focus();
		return false;
	}
	
	else if( trimString(document.getElementById('telephone').value) == '' ){
		alert("Please enter Telephone");
		document.getElementById('telephone').focus();
		return false;
	}
	else if(isNaN(document.getElementById('telephone').value))
	{
		alert("Please enter a valid telephone Number");
		document.getElementById('telephone').focus();
		return false;		
	}
	else if( trimString(document.getElementById('city').value) == '' )
	{
		alert("Please enter City");
		document.getElementById('city').focus();
		return false;
	}		
		
	else if( trimString(document.getElementById('state').value) == '' ){
		alert("Please enter State");
		document.getElementById('state').focus();
		return false;
	}
	else if( trimString(document.getElementById('pincode').value) == '' ){
		alert("Please enter Pincode");
		document.getElementById('pincode').focus();
		return false;
	}
/*	else if(isNaN(document.getElementById('pincode').value))
	{
		alert("Please enter a valid pincode");
		document.getElementById('pincode').focus();
		return false;		
	}*/

	else if( trimString(document.getElementById('country').value) == '0' ){
		alert("Please enter Country");
		document.getElementById('country').focus();
		return false;

	}

		
	else if(!document.getElementById('dd').checked && !document.getElementById('invoice').checked ){
		alert("Please select the mode of Payment");
		document.getElementById('dd').focus();
		return false;

	}
	if( document.getElementById('dd').checked ){
	
		if( trimString(document.getElementById('dd_num').value) == '' ){
		alert("Please enter the DD Number");
		document.getElementById('dd_num').focus();
		return false;
		}
		else if(isNaN(document.getElementById('dd_num').value))
		{
			alert("Please enter a valid DD Number");
			document.getElementById('dd_num').focus();
			return false;		
		}		
		else if( trimString(document.getElementById('dd_date').value) == '' ){
		alert("Please enter the DD Date");
		document.getElementById('dd_date').focus();
		return false;
		}
		else if( trimString(document.getElementById('issue_bank').value) == '' ){
		alert("Please enter the Issuing Bank");
		document.getElementById('issue_bank').focus();
		return false;
		}
		else if( trimString(document.getElementById('payable_at').value) == '' ){
		alert("Please enter the Payable place");
		document.getElementById('payable_at').focus();
		return false;
		}


	}

	
	
	return true;
	
}

function hideradio(){

		if(document.getElementById('half11').checked == true){
			document.getElementById('workshop11').checked = false;
			document.getElementById('workshop21').checked = false;			
			document.getElementById('workshop31').checked = false;			
		}
		if(document.getElementById('half21').checked == true){
			document.getElementById('workshop11').checked = false;
			document.getElementById('workshop21').checked = false;			
			document.getElementById('workshop31').checked = false;			
		}	
		if(document.getElementById('half31').checked == true){
			document.getElementById('workshop11').checked = false;
			document.getElementById('workshop21').checked = false;			
			document.getElementById('workshop31').checked = false;			
		}		
		
		if(document.getElementById('half11').checked  == true && document.getElementById('half21').checked  == true ){
			document.getElementById('half31').checked  = false;
		}
		else if(document.getElementById('half21').checked  == true && document.getElementById('half31').checked  == true ){
			document.getElementById('half11').checked  = false;
		}
	
		else if(document.getElementById('half11').checked  == true && document.getElementById('half31').checked  == true ){
			document.getElementById('half21').checked  = false;
		}		
		if(document.getElementById('workshop11').checked == true){
			document.getElementById('half11').checked = false;
			document.getElementById('half21').checked = false;			
		}
		
		if(document.getElementById('workshop21').checked == true){
			document.getElementById('half11').checked = false;
			document.getElementById('half21').checked = false;			
		}
		if(document.getElementById('workshop31').checked == true){
			document.getElementById('half11').checked = false;
			document.getElementById('half21').checked = false;			
		}		
		
	}
function hidediv1(){
	if(document.getElementById('invoice').checked == true){
		document.getElementById('invoice_d').style.display ='block';
		document.getElementById('dd_options').style.display ='none';
	}
	if(document.getElementById('dd').checked == true){
		document.getElementById('dd_options').style.display ='block';
		document.getElementById('invoice_d').style.display ='none';
	}
}

function hidediv(){

		if(document.getElementById('power11').checked == true){
			document.getElementById('workshop_details1').style.display = 'block';
		}
		if(document.getElementById('power11').checked == false){
			document.getElementById('workshop_details1').style.display = 'none';
		}		

}
function trimString (str){
	  while (str.charAt(0) == ' ')
		str = str.substring(1);
	  while (str.charAt(str.length - 1) == ' ')
		str = str.substring(0, str.length - 1);
	  return str;
	}