function checkSubmit()
{   
	//check to see if first name is filled out
	if (document.frmRequest.fname.value=="")
	{ 
       alert("Please enter your first name");
	   document.frmRequest.fname.focus();
	   document.frmRequest.fname.select();
	   return false;
	}
	
	//check to see if last name is filled out
	if (document.frmRequest.lname.value=="")
	{ 
       alert("Please enter your last name");
	   document.frmRequest.lname.focus();
	   document.frmRequest.lname.select();
	   return false;
	}
	
	//check to see if phone number is filled out
	if (document.frmRequest.phone.value=="")
	{ 
       alert("Please enter your phone number");
	   document.frmRequest.phone.focus();
	   document.frmRequest.phone.select();
	   return false;
	}
   
   // check to see if email address field is of valid syntax
   substremail = document.frmRequest.email.value.split("@");
   if (substremail.length > 1)
   {
      index = substremail[1].indexOf(".");
      if (index == -1)
      {
         alert("Please enter your full email address");
         document.frmRequest.email.focus();
		 document.frmRequest.email.select();
         return false;
      }
      else
            
	  {
		return true;
      }
   }
   else
   {
      alert("Please enter your full email address");
      document.frmRequest.email.focus();
	  document.frmRequest.email.select();
      return false
   }
}