custmization logon page EP 7.3 - Input Field Validations

Hi,

We are developed the custom logon page on EP 7.3, but our requirement is select the keywords in Virtual Keyborad and visible the text on the input fileds

Below the code how to validate the input filed validations on the ep 7.3 logon page jsp

Logon page ep 7.3 code:(war file) logonpage.jsp

<sap:labeltype="username"styleClass="urLblStdNew"flagReqClass="urLblReq"/>

<sap:inputtype="username"styleClass="urEdfTxtEnbl"style="width:170px"/>

Logon page ep 7.0 code: (Par file) logonpage.jsp

<input style="line-height:1.6; WIDTH:25ex; height:3.8ex; border:1px solid #6699CC; font-size:12px; font-family:Verdana;" class="urEdfTxtEnbl" id="logonuidfield" type="text" name="j_user" value="" onFocus='javascript:getFocus("j_user");' onblur="javascript:checkTime(); onkeypress='javascript:disableKeyBoard();' onPaste = 'return false'" />

Thanks

Srinivas