how to validate a form using jquery? help me where i mistake

Question

I need to validate a register form using Jquery. and i tried using jquery validate method but i am not getting output.

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can any body help where i am wrong?

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I am attaching what i have done.. plz help me..

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<script src="../../Scripts/jquery-1.9.0.min.js" type="text/javascript ">

</script>

<script src="../../Scripts/jquery.validate.js" type="text/javascript"></script>

<script src="../../Scripts/jquery.validate.min.js" type="text/javascript">

</script>

<script type="text/javascript">

$(document).ready(function () {

$("#form1").validate({

rules: {

txtfirstname: "required", // simple rule, converted to {required:true}

txtlastname: "required",

txtusername: "required",

txtpassword: "required",

txtemail: {// compound rule

required: true,

email: true

},

txtaddress: "required",

txtstate: "required",

txtcity: "required",

txtzip: "required"

},

messages: {

txtzip: "Please enter a comment."

}

});

});

</script>

<form action="" method="post" id="form1">

<div>

<table>

<tr>

<td>

<label>

Firstname</label>

</td>

<td>

<input type="text" id="txtfirstname" name="txtfirstname" />

</td>

</tr>

<tr>

<td>

<label>

Lastname</label>

</td>

<td>

<input type="text" id="txtlastname" name="txtlastname" />

</td>

</tr>

<tr>

<td>

<label>

Username</label>

</td>

<td>

<input type="text" id="txtusername" name="txtusername" />

</td>

</tr>

<tr>

<td>

<label>

Password</label>

</td>

<td>

<input type="text" id="txtpassword" name="txtpassword" />

</td>

</tr>

<tr>

<td>

<label>

Email</label>

</td>

<td>

<input type="text" id="txtemail" name="txtemail" />

</td>

</tr>

<tr>

<td>

<label>

Address</label>

</td>

<td>

<input type="text" id="txtaddress" name="txtaddress" />

</td>

</tr>

<tr>

<td>

<label>

State</label>

</td>

<td>

<input type="text" id="txtstate" name="txtstate" />

</td>

</tr>

<tr>

<td>

<label>

City</label>

</td>

<td>

<input type="text" id="txtcity" name="txtcity" />

</td>

</tr>

<tr>

<td>

<label>

Zip</label>

</td>

<td>

<input type="text" id="txtzip" name="txtzip" />

</td>

</tr>

<tr>

<td>

<input type="button" id="btnclick" value="SUBMIT" />

</td>

</tr>

</table>

</div>

</form>