//inquiry 验证

function CheckForm(obj){
	
	if(obj.product_name.value ==""){
		alert("Product Name Require Fields");
		obj.product_name.focus();
		return false ;
	}
	if(obj.quantity.value==""){
		alert("Your Quantity Require Fields");
		obj.quantity.focus();
		return false ;
	}
	if(obj.quantity.value!=""){
		if(isNaN(obj.quantity.value)){
			alert("Quantity is not Number");
			obj.quantity.focus();
			return false;
		}
	}
	if(obj.company.value ==""){
		alert("Company Name Require Fields");
		obj.company.focus();
		return false;
	}
	if(obj.address.value==""){
		alert("Address Require Fields");
		obj.address.focus();
		return false ;
	}
	if(obj.postalcode.value==""){
		alert("Postal code Require Fields");
		obj.postalcode.focus();
		return false ;
	}
	if(obj.telephone.value==""){
		alert("Telephone Require Fields");
		obj.telephone.focus();
		return false;
	}
	if(obj.telephone.value!=""){
		if(isNaN(obj.telephone.value)){
			alert("Telephone is not Number");
			obj.telephone.focus();
			return false;
		}
	}
	if(obj.email.value==""){
		alert("E-mail Require Fields");
		obj.email.focus();
		return false ;
	}
	if(obj.email.value !=""){
		 var reMail = /^(?:[a-zA-Z0-9]+[_\-\+\.]?)*[a-zA-Z0-9]+@(?:([a-zA-Z0-9]+[_\-]?)*[a-zA-Z0-9]+\.)+([a-zA-Z]{2,})+$/;
  		 if( !(reMail.test(obj.email.value))){
  		 	alert("E-mail Format Error");
  		 	obj.email.focus();
  		 	return false;
  		 }
	}
	if(obj.content.value ==""){
		alert("Message Require Fields");
		obj.content.focus();
		return false;
	}
	
	//判断select是否被选择
	function isSelected(){
		var countryobj = obj.country ;
		if(countryobj.options[countryobj.selectedIndex].value == 0){
			alert("Country Require Fields");
			return false ;
		}
	}
	isSelected();
	
	
	return true;
}
//end  inquiry

//img