// JavaScript Document
function doShow(name){
	if(name == "div1"){
		document.getElementById("div1").style.display="block";		
		document.getElementById("div2").style.display="none";		
	}else{
		document.getElementById("div2").style.display="block";		
		document.getElementById("div1").style.display="none";		
	}
}

function doShowSub(subName){
	document.getElementById(subName).style.display="block";
}

function chkForm(frmName){
   var $form = document.forms[frmName];
  if($form.firstname.value==""){
	alert("Please enter First Name!"); 
	$form.firstname.focus();
	return false;
  }
  if($form.lastname.value==""){
	alert("Please enter Last Name!"); 
	$form.lastname.focus();
	return false;
  }
	
	if($form.phone.value==""){
		alert("Please enter Telephone #");
		$form.phone.focus();
		return false;
	}
	//Kiem tra co' nhap theo Formmat/
	var phoneStr= $form.phone.value;
	var phonePat = /\d{3}\-\d{3}\-\d{4}/;
	var matchArray = phoneStr.match(phonePat); // is the format ok?
	
	if (matchArray == null){
		//alert("Please enter date as either mm/dd/yyyy or mm-dd-yyyy.");
		alert("Please enter Phone Number as XXX-XXX-XXXX format(Ex:123-456-7890)");		
		return false;
	}  

	if($form.address.value==""){
		alert("Please enter Mailling Address");
		$form.address.focus();
		return false;
	}
	if($form.city.value==""){
		alert("Please enter City");
		$form.city.focus();
		return false;
	}
	if($form.state.value==""){
		alert("Please enter State");
		$form.state.focus();
		return false;
	}
	if($form.zipcode.value==""){
		alert("Please enter Zipcode");
		$form.zipcode.focus();
		return false;
	}

	if($form.sl.value==""){
		alert("Please Select Option");
		$form.sl.focus();
		return false;
	}


  return true;
  
  }

function chkFormContact(frmName){
  var $form = document.forms[frmName];
  
  if($form.firstname.value==""){
	alert("Please enter First Name!"); 
	$form.firstname.focus();
	return false;
  }
  if($form.lastname.value==""){
	alert("Please enter Last Name!"); 
	$form.lastname.focus();
	return false;
  }
 // Check Email
 if($form.email.value==""){
	alert("Please enter Your Email!"); 
	$form.email.focus();
	return false;
  }
 var testresults
 var str=$form.email.value
 var filter=/^.+@.+\..{2,3}$/
	if (filter.test(str)){
		testresults=true
	}else {
		alert("Please enter a valid email address");
		$form.email.focus();
		return false;
	}
	
 if($form.phone.value==""){
		alert("Please enter Telephone #");
		$form.phone.focus();
		return false;
 }
	//Kiem tra co' nhap theo Formmat/
	var phoneStr= $form.phone.value;
	var phonePat = /\d{3}\-\d{3}\-\d{4}/;
	var matchArray = phoneStr.match(phonePat); // is the format ok?
	
	if (matchArray == null){
		//alert("Please enter date as either mm/dd/yyyy or mm-dd-yyyy.");
		alert("Please enter Phone Number as XXX-XXX-XXXX format(Ex:123-456-7890)");		
		$form.phone.focus();
		return false;
	}  

	if($form.company.value==""){
		alert("Please enter Company Name");
		$form.company.focus();
		return false;
	}	
	if($form.zipcode.value==""){
		alert("Please enter Zipcode");
		$form.zipcode.focus();
		return false;
	}		
  return true;  
}
function doShowOther(name){
	document.getElementById(name).style.display="Block";
}