function doCalc(theItem){
	//levelAmount=d.levelAmount.value;
	AttendeesFee=395;
	d = document.theForm;
	Total=0;
	var Additional="";
	var Additional1="";
	var Additional2= "";
	var Additional3= "";
	var SponsorshipLevel= "";
	var Level= "";
	var levelAmount= 0;
	d.TotalAmount.value=0;
	levelAmount=d.levelAmount.value;
	
	function getLevel(){
	d = document.theForm;
	SponsorshipLevel=d.Exhibitor.value;
	if (SponsorshipLevel==750)
	{SponsorshipLevel="Exhibitor"}
	else if (SponsorshipLevel==1500)
	{SponsorshipLevel="Silver"}
	else if (SponsorshipLevel==2250)
	{SponsorshipLevel="Gold"}
	else if (SponsorshipLevel==4000)
	{SponsorshipLevel="Platinum"}
	else
	{SponsorshipLevel=""}
	return SponsorshipLevel;
}
	
	switch(getLevel()){	
		case 750:
			SponsorshipLevel = "Exhibitor";
			break;
		case 1500:
			SponsorshipLevel = "Silver";
			break;
		case "3":
			SponsorshipLevel = "Gold";
			break;
		case "4":
			SponsorshipLevel = "Platinum";
			break;
	}
	
	
	doubleADAmount=d.doubleADAmount.value;
	cyberAmount=d.cyberAmount.value;
	wirelessAmount=d.wirelessAmount.value;
	attendeesAmount=d.attendeesAmount.value;

	if(d.doubleAD.checked == true)
	{ d.doubleADAmount.value=500;
 	  Additional1= "Double Ad size for Program";
 	}
	else{ d.doubleADAmount.value=0; 
	Additional1= "";
 	}
	if(d.cyber.checked == true)
	{ d.cyberAmount.value=1000;
	Additional2= "Cyber Café Sponsor";
 	}
	else{ d.cyberAmount.value=0;
	Additional2= "";
 	}
	if(d.wireless.checked == true)
	{ d.wirelessAmount.value=1500;
	Additional3= "Wireless Internet Sponsor";
 	}
	else{ d.wirelessAmount.value=0;
	Additional3= "";
 	}

	d.attendeesAmount.value=(parseInt(eval(d.attendees.value)))*AttendeesFee;
	d.levelAmount.value=parseInt(eval(d.Exhibitor.value));
	d.SponsorshipLevel.value=SponsorshipLevel;
	
	Total=eval(levelAmount)+eval(doubleADAmount)+eval(cyberAmount)+eval(wirelessAmount)+eval(attendeesAmount);
	 d.TotalAmount.value=Total;
	 d.AmounttoPay.value=Total;
	d.Additional.value=Additional1 + " " + Additional2 + " " + Additional3;
	//alert ("SponsorshipLevel is " + SponsorshipLevel) ;
//alert ("levelAmount is " + levelAmount) ;
	//alert ("levelAmount is " + levelAmount) ;
	//alert (SponsorshipLevel) ;
}