<div id="mainer">
       
   <div id="main_btm">
<br><br>
  <!--left begin-->
        <div id="leftSide">
<!--reg&login-->
                <div class="signBar">
                    <div id="con_one_1">
                   
        <input name="ctl00$ContentPlaceHolder1$ctl00$username_tbx" type="text" id="ContentPlaceHolder1_ctl00_username_tbx" class="signBox" value="UserName" onfocus="clearTips(this)" onblur="cheak(this)">
        <input name="ctl00$ContentPlaceHolder1$ctl00$password_tbx" type="password" id="ContentPlaceHolder1_ctl00_password_tbx" class="signBox" value="UserName" onfocus="clearTips(this)" onblur="cheak(this)">
        <span id="ContentPlaceHolder1_ctl00_error_lbl"></span>
        <input type="submit" name="ctl00$ContentPlaceHolder1$ctl00$Login_btn" value="" id="ContentPlaceHolder1_ctl00_Login_btn" class="loginBtn">
        <div class="signBottom">
           <a href="./Signup.aspx">
                <img src="./DDtank_files/sign_up.png"></a>
        </div>
   

                    </div>
                </div>
            </div>

    </div>
   
</div>