function getUrlVars(){
    var vars = [], hash;
    var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');

    for(var i = 0; i < hashes.length; i++){
        hash = hashes[i].split('=');
        vars.push(hash[0]);
        vars[hash[0]] = hash[1];
    }

    return vars;
}

function do_coupon(){
	var get = getUrlVars();
	if(get['discount']=='halfship'){
		coupon = '<input name="coupon" value="halfship" type="hidden" />';
	}else{
		coupon = '<!-- -->';
	}

	document.getElementById('coupon_code').innerHTML = coupon;
}

window.onload=function(){
 set_form_country('US','');
 set_dropdown_country('US');
 do_coupon();
}