function CheckForm()
{
if(document.Login.xm.value=="")
{
alert("Please input your name!")
document.Login.xm.focus()
return false
}

if(document.Login.dz.value=="")
{
alert("Please input your address!")
document.Login.dz.focus()
return false
}

if(document.Login.lxdh.value=="")
{
alert("Please input your tel!")
document.Login.lxdh.focus()
return false
}

if  (document.Login.email.value == "") 
{ 
alert("Please input your E-mail£”"); 
document.Login.email.focus(); 
document.Login.email.select(); 
return  (false); 
} 


if(document.Login.xq.value=="")
{
alert("Please input your Suggestions for this products!")
document.Login.xq.focus()
return false
}

if (!Login.email.value.match(/^(\w+)@(\w+)\.(\w+)$/)) 
{ 
alert("Email format is not correct£”"); 
document.Login.email.focus(); 
return false; 
} 
return true; 
}