Textbox Auto Clear Javascript/Html

The following code is very easy code for auto clear Textbox when it focus.


First Method:
<input name="email" type="text"  class="newsform" id="email" onclick="this.value='';" onfocus="this.select()" onblur="this.value=!this.value?'Enter Email To Get Updates':this.value;" value="Enter Email To Get Updates" size="28"/>


Second Method:


<input type="text"  class="login-inp" value="User Name"  onfocus="this.value=''" name="uname" />