function check(){
	if (!vIsCoincidentLengthB(trim(usrform1.username.value), 1, 20)){
		alert("Please input Username and length 1 to 20");
		usrform1.username.focus();
		return false;
	}
	if (!vIsCoincidentLengthB(trim(usrform1.mm.value), 1, 20)){
		alert("Please input Password and length 1 to 20!");
		usrform1.mm.focus();
		return false;
	}
	if (document.usrform1.mm.value != document.usrform1.mm1.value){
		alert("The password not same!");
		usrform1.mm1.focus();
		return false;
	}
	if (!vIsCoincidentLengthB(trim(usrform1.strCustFNAME.value), 1, 20)){
		alert ("Please input First Name and length 1 to 20!");
		usrform1.strCustFNAME.focus();
		return false;
	}
	if (!vIsCoincidentLengthB(trim(usrform1.strCustLNAME.value), 1, 20)){
		alert ("Please input Last Name and length 1 to 20!");
		usrform1.strCustLNAME.focus();
		return false;
	}
	if (!vIsCoincidentLengthB(trim(usrform1.strCustCom.value), 1, 40)){
		alert("Please input Company Name and length 1 to 40!");
		usrform1.strCustCom.focus();
		return false;
	}
	if (usrform1.strCustCountry.value=="") {
		alert("Please select Country£¡");
		usrform1.strCustCountry.focus();
		return false;
	}
	if (!vIsPhone(trim(usrform1.strCustPHONE.value)) || (document.usrform1.strCustPHONE.value == "")){
		alert("Please input effectual tel!");
		usrform1.strCustPHONE.focus();
		return false;
	}
	if (!vIsPhone(trim(usrform1.strCustFax.value)) || (document.usrform1.strCustFax.value == "")){
		alert("Please input effectual fax!");
		usrform1.strCustFax.focus();
		return false;
	}
	if (!vIsEmail(trim(usrform1.strCustEMAIL.value)) || (document.usrform1.strCustEMAIL.value == "")){
		alert ("Please input effectual email!");
		usrform1.strCustEMAIL.focus();
		return false;
	}
	return true;
}