function ckform()
{
if (f1.fname.value.length < 2) {
	    alert("You have not filled your first name.");
	    f1.fname.focus();
	    return false;
	}
else if (f1.add1.value.length < 3) {
	    alert("You have not filled your address.");
	    f1.add1.focus();
	    return false;
	}
else if (f1.rcity.options[0].selected) {
	    alert("Please Select the City.");
	    f1.rcity.focus();
	    return false;
	}	
else if (f1.state.value.length < 2) {
	    alert("You have not filled State");
	    f1.state.focus();
	    return false;
	}
else if (f1.pin.value.length < 2) {
	    alert("You have not filled pin/zip code");
	    f1.pin.focus();
	    return false;
	}
else if(f1.email.value.indexOf("@") == "-1" || f1.email.value.indexOf(".") == "-1"  || f1.email.value == " ") 
	{	
	    alert("Please enter your E-mail address.");
    	    f1.email.focus();
          return false;
	}
else if (f1.phone.value.length < 5) {
	    alert("You have not filled phone no.");
	    f1.phone.focus();
	    return false;
	}
}