function checkForm() {

	document.myForm1.Flowers.value = chkF.value;
	document.myForm1.Landscapes.value = chkL.value;
	document.myForm1.New_Works.value = chkN.value;
	document.myForm1.General.value = chkG.value;

	re = /^([0-9a-zA-Z]([-.\w]*[0-9a-zA-Z])*@([0-9a-zA-Z][-\w][^_]*[0-9a-zA-Z]\.)+[a-zA-Z]{2,9})$/;
	fname = document.myForm1.Name;
	eml = document.myForm1.sender_address;
	if(fname.value == "") { alert("Please enter your Name."); fname.focus();
	} else if (eml.value == "") { alert("Please enter your Email Address."); eml.focus();
	} else if (! re.test(eml.value)) { alert("Sorry, but \"" + eml.value + "\" is an invalid Email Address!"); eml.focus();
	} else { document.myForm1.submit();
	}
}