function changeCurrency(m)
{
if(m=='')
{
SetCookie('hb','USD');
location.reload(true);
	}
else
{
SetCookie('hb',m);
location.reload(true);	
	}
}
function SetCookie(name,value) 
{
    var Days = 1;  
    var exp  = new Date();    
    exp.setTime(exp.getTime() + Days*24*60*60*1000);
    document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
}