Javscript E-Mail Validation:

Function for Email Validation:-
--------------------------------
function EmailValidation(fld)
{
if(fld.value!='')
{
var id=fld.value;
var Reg=new RegExp("^[a-zA-Z0-9_.-]+@[a-zA-Z0-9-]+.[a-zA-Z0-9-.]+$");
if(id.match(Reg)==null)
{
alert("Please enter Valid Email-Id !");
fld.value='';
fld.focus();
return false;
}
}
}