function ValidNewSletter()
   {
   var element;
   if(document.getElementById('Footer_NewsLetter_txtSubscriber'))
   {
        element=document.getElementById('Footer_NewsLetter_txtSubscriber');
   }
   if(document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber'))
   {
        element=document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber');
   }
   if(document.getElementById('ctl00_NewsLetter_txtSubscriber'))
   {
        element=document.getElementById('ctl00_NewsLetter_txtSubscriber');
   }
   
    
   
    if(element.value=='')
    {
         alert('Please Enter Your E-mail Address.');
             if(document.getElementById('Footer_NewsLetter_txtSubscriber'))
            {
                document.getElementById('Footer_NewsLetter_txtSubscriber').focus();
            }
            if(document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber'))
            {
                document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber').focus();
            }
            if(document.getElementById('ctl00_NewsLetter_txtSubscriber'))
            {
                document.getElementById('ctl00_NewsLetter_txtSubscriber').focus();
            }
         return false;
    }
    else if(element.value=='Enter Your E-Mail Address')
    {
            alert('Please Enter Your E-Mail Address.');
            if(document.getElementById('Footer_NewsLetter_txtSubscriber'))
            {
                document.getElementById('Footer_NewsLetter_txtSubscriber').focus();
            }
            if(document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber'))
            {
                document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber').focus();
            }
              if(document.getElementById('ctl00_NewsLetter_txtSubscriber'))
            {
                document.getElementById('ctl00_NewsLetter_txtSubscriber').focus();
            }
            return false;
    }
    else
    {
     var testresults;
 var str=element.value;
 var filter=/^.+@.+\..{2,3}$/

        if (!filter.test(str))
          {
         alert("Please Enter valid E-Mail Address.")
          if(document.getElementById('Footer_NewsLetter_txtSubscriber'))
            {
                document.getElementById('Footer_NewsLetter_txtSubscriber').focus();
            }
            if(document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber'))
            {
                document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber').focus();
            }
            if(document.getElementById('ctl00_NewsLetter_txtSubscriber'))
            {
                document.getElementById('ctl00_NewsLetter_txtSubscriber').focus();
            }
            
            return false;
            }
        }
        

 }
  function clear_text()
   {    
         if(document.getElementById('Footer_NewsLetter_txtSubscriber') && document.getElementById('Footer_NewsLetter_txtSubscriber').value=="Enter your E-Mail Address")
         {
               document.getElementById('Footer_NewsLetter_txtSubscriber').value="";
         }
        if(document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber') && document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber').value=="Enter your E-Mail Address")   
       {
            document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber').value="";
        }
        if(document.getElementById('ctl00_NewsLetter_txtSubscriber') && document.getElementById('ctl00_NewsLetter_txtSubscriber').value=="Enter your E-Mail Address")   
       {
            document.getElementById('ctl00_NewsLetter_txtSubscriber').value="";
        }  
          
        return false;
  }
       
    function clear_NewsLetter(myControl)
    {
        if(myControl && myControl.value=="Enter Your E-Mail Address")
           myControl.value="";
    }
    
    function ChangeNewsLetter(myControl)
    { 
    if(myControl!=null && myControl.value=='')
            myControl.value="Enter Your E-Mail Address";
    }
   function Change()
   {  
         
        if(document.getElementById('ctl00_NewsLetter_txtSubscriber')!=null && document.getElementById('ctl00_NewsLetter_txtSubscriber').value=='')
            document.getElementById('ctl00_NewsLetter_txtSubscriber').value="Enter Your E-Mail Address";
         if(document.getElementById('Footer_NewsLetter_txtSubscriber')!=null && document.getElementById('Footer_NewsLetter_txtSubscriber').value=='')
            document.getElementById('Footer_NewsLetter_txtSubscriber').value="Enter Your E-Mail Address";
        if(document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber')!=null  && document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber').value=='')
            document.getElementById('ctl00_Footer_NewsLetter_txtSubscriber').value="Enter Your E-Mail Address";
            return false;
   }