function validate(objForm)
{
if(objForm.name.value.length==0)

    {

        alert("Please Enter  Name");

        objForm.name.focus();

        return false;

    }
if(objForm.username.value.length==0)

    {

        alert("Please Enter Username");

        objForm.username.focus();

        return false;

    }

if(objForm.password.value.length==0)

    {

        alert("Please Enter Password");

        objForm.password.focus();

        return false;

    }	
if(objForm.vpassword.value.length==0)

    {

        alert("Please Retype The Password");

        objForm.vpassword.focus();

        return false;

    }	
if(objForm.vpassword.value!=objForm.password.value)

    {

        alert("Password is not matched");

        objForm.vpassword.focus();

        return false;

    }	
if(objForm.email.value.length==0)

    {

        alert("Please Enter Email");

        objForm.email.focus();

        return false;

    }
if(objForm.email.value.length!=0)

    {

      validRegExp = /^[^@]+@[^@]+.[a-z]{2,}$/i;

        strEmail =objForm.email.value;



if (strEmail.search(validRegExp) == -1) 

{

alert("Email Address is not valid ");

objForm.email.focus();

return false;

    }

}
/*
if(objForm.phone.value.length==0)

    {

        alert("Please Enter Contact No.");

        objForm.phone.focus();

        return false;

    }	
if(objForm.address.value.length==0)

    {

        alert("Please Enter Address");

        objForm.address.focus();

        return false;

    }	
*/
if(objForm.security_code.value.length==0)

    {

        alert("Please Enter Security Code");

        objForm.security_code.focus();

        return false;

    }
}