function checkConference(frm)
 	{
		var bfr="";
		var radio_choice = true;
		
		
		if(frm.primary_first_name.value == "")
		{
			bfr+="You must provide your first name.\n";
		}
   	if(frm.primary_last_name.value == "")
   	{
			bfr+="You must provide your last name.\n";
   	}
		if(frm.primary_address.value == "")
   	{
			bfr+="You must provide your address.\n";
   	}

		if(frm.primary_city.value == "")
   		{
			bfr+="You must provide your city.\n";
   		}
		if(frm.primary_primary_phone_number.value == "")
   		{
			bfr+="You must provide your phone number.\n";
   		}
   		if(frm.primary_email_address.value == "")
   		{
			bfr+="You must provide your email address.\n";
   		}
   		if(frm.primary_presenter.value == "")
   		{
			bfr+="You must provide primary presenter.\n";
   		}
   		if(frm.abstract_title.value == "")
   		{
			bfr+="You must provide abstract title.\n";
   		}
   		if(frm.abstract.value == "")
   		{
			bfr+="You must provide abstract.\n";
   		}

		
		if(bfr!="")
		{
			alert(bfr);
			return false;
		}
		

		return true;
	}